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ActiV C4 EN54-5 B Heat detector

Product Code: C4403B
£10.27 excl. VAT

2-3 Days Delivery

Description

  • A high-quality Type B high fixed temperature (75ºC) heat detector offering outstanding detection performance at a very competitive price.
  • Manufactured by C-TEC in the UK.
  • Third-party certified to EN54-5 by Intertek.
  • Wide 6-33V DC operating voltage.
  • Two 8mm x 2mm ultra-bright red LED indicating strips offering 360º visibility.
  • Compatible with our ActiV C4408D diode, C4408 non-diode and C4408R relay bases.

 

Technical Specifications

Approvals/certifications

Certified to EN54-5 by Intertek.

Application/operation

Generates an alarm condition when it detects a temperature of between 69ºC & 85ºC.

Application temperature

40°C typical, 65°C max.

Static response temperature

69°C typical, 85°C max.

Supply wiring

2-wire monitored, polarity sensitive.

Supply/operating voltage

9 to 33V DC.

Quiescent current

30µA @ 24 VDC.

Alarm voltage

6-33V DC.

Alarm current

19mA @ 12-33V DC; 11mA @ 9V DC; 2.5mA@ 6V DC.

Alarm reset voltage

Less than 1V DC (+0.5 seconds alarm reset time)

Expansion connections

Remote LED output available via ActiV base. Current source to the negative line, short-circuit protected. Max voltage 2.7V DC

Product dimensions (mm)

102.2mm diameter x 37mm deep (detector in base); 102.2mm diameter x 57.5mm deep.

Construction & finish

White polycarbonate casing rated to UL94 V-2 with nylon parts.

IP Rating

IP42.

Weight

99g.  

Download Data Sheets

Click the PDF to download each individual data sheet.

{"id":14978570289538,"title":"ActiV C4 EN54-5 B Heat detector","handle":"activ-c4-en54-5-b-heat-detector","description":"\u003cul\u003e\n\u003cli\u003eA high-quality Type B high fixed temperature (75ºC) heat detector offering outstanding detection performance at a very competitive price.\u003c\/li\u003e\n\u003cli\u003eManufactured by C-TEC in the UK.\u003c\/li\u003e\n\u003cli\u003eThird-party certified to EN54-5 by Intertek.\u003c\/li\u003e\n\u003cli\u003eWide 6-33V DC operating voltage.\u003c\/li\u003e\n\u003cli\u003eTwo 8mm x 2mm ultra-bright red LED indicating strips offering 360º visibility.\u003c\/li\u003e\n\u003cli\u003eCompatible with our ActiV C4408D diode, C4408 non-diode and C4408R relay bases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100.087%; height: 635.469px;\" aria-label=\"Product Details\" class=\"woocommerce-product-attributes shop_attributes\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_approvalscertifications\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApprovals\/certifications\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eCertified to EN54-5 by Intertek.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_applicationoperation\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApplication\/operation\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eGenerates an alarm condition when it detects a temperature of between 69ºC \u0026amp; 85ºC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_applicationtemperature\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApplication temperature\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e40°C typical, 65°C max.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_staticresponsetemperature\"\u003e\n\u003cth style=\"width: 30.9887%; height: 39.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eStatic response temperature\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 39.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e69°C typical, 85°C max.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_supplywiring\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eSupply wiring\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e2-wire monitored, polarity sensitive.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_supplyoperatingvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eSupply\/operating voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e9 to 33V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_quiescentcurrent\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eQuiescent current\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e30µA @ 24 VDC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e6-33V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmcurrent\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm current\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e19mA @ 12-33V DC; 11mA @ 9V DC; 2.5mA@ 6V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmresetvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm reset voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eLess than 1V DC (+0.5 seconds alarm reset time)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 74.7812px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_expansionconnections\"\u003e\n\u003cth style=\"width: 30.9887%; height: 74.7812px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eExpansion connections\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 74.7812px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eRemote LED output available via ActiV base. Current source to the negative line, short-circuit protected. Max voltage 2.7V DC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_productdimensionsmm\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eProduct dimensions (mm)\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e102.2mm diameter x 37mm deep (detector in base); 102.2mm diameter x 57.5mm deep.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_constructionfinish\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eConstruction \u0026amp; finish\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eWhite polycarbonate casing rated to UL94 V-2 with nylon parts.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_iprating\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eIP Rating\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eIP42.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_weight\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e99g.  \u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","published_at":"2025-06-23T12:40:18+01:00","created_at":"2025-05-06T14:16:36+01:00","vendor":"C-Tec","type":"Conventional Heat Detectors","tags":["C-Tec","Commercial","Conventional Heat Detectors","Fire Detection","Fire rated","Fire Safety","Residential"],"price":1027,"price_min":1027,"price_max":1027,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":55180077629826,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"C4403B","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"ActiV C4 EN54-5 B Heat detector","public_title":null,"options":["Default Title"],"price":1027,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.inbuilduk.com\/cdn\/shop\/files\/p_1_9_2_192-C4403A2-ActiV-High-Temp-Heat-Detector.jpg?v=1750336336"],"featured_image":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/p_1_9_2_192-C4403A2-ActiV-High-Temp-Heat-Detector.jpg?v=1750336336","options":["Title"],"media":[{"alt":null,"id":64889686491522,"position":1,"preview_image":{"aspect_ratio":1.109,"height":1818,"width":2016,"src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/p_1_9_2_192-C4403A2-ActiV-High-Temp-Heat-Detector.jpg?v=1750336336"},"aspect_ratio":1.109,"height":1818,"media_type":"image","src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/p_1_9_2_192-C4403A2-ActiV-High-Temp-Heat-Detector.jpg?v=1750336336","width":2016}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cul\u003e\n\u003cli\u003eA high-quality Type B high fixed temperature (75ºC) heat detector offering outstanding detection performance at a very competitive price.\u003c\/li\u003e\n\u003cli\u003eManufactured by C-TEC in the UK.\u003c\/li\u003e\n\u003cli\u003eThird-party certified to EN54-5 by Intertek.\u003c\/li\u003e\n\u003cli\u003eWide 6-33V DC operating voltage.\u003c\/li\u003e\n\u003cli\u003eTwo 8mm x 2mm ultra-bright red LED indicating strips offering 360º visibility.\u003c\/li\u003e\n\u003cli\u003eCompatible with our ActiV C4408D diode, C4408 non-diode and C4408R relay bases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100.087%; height: 635.469px;\" aria-label=\"Product Details\" class=\"woocommerce-product-attributes shop_attributes\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_approvalscertifications\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApprovals\/certifications\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eCertified to EN54-5 by Intertek.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_applicationoperation\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApplication\/operation\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eGenerates an alarm condition when it detects a temperature of between 69ºC \u0026amp; 85ºC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_applicationtemperature\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApplication temperature\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e40°C typical, 65°C max.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_staticresponsetemperature\"\u003e\n\u003cth style=\"width: 30.9887%; height: 39.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eStatic response temperature\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 39.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e69°C typical, 85°C max.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_supplywiring\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eSupply wiring\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e2-wire monitored, polarity sensitive.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_supplyoperatingvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eSupply\/operating voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e9 to 33V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_quiescentcurrent\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eQuiescent current\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e30µA @ 24 VDC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e6-33V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmcurrent\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm current\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e19mA @ 12-33V DC; 11mA @ 9V DC; 2.5mA@ 6V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmresetvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm reset voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eLess than 1V DC (+0.5 seconds alarm reset time)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 74.7812px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_expansionconnections\"\u003e\n\u003cth style=\"width: 30.9887%; height: 74.7812px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eExpansion connections\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 74.7812px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eRemote LED output available via ActiV base. Current source to the negative line, short-circuit protected. Max voltage 2.7V DC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_productdimensionsmm\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eProduct dimensions (mm)\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e102.2mm diameter x 37mm deep (detector in base); 102.2mm diameter x 57.5mm deep.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_constructionfinish\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eConstruction \u0026amp; finish\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eWhite polycarbonate casing rated to UL94 V-2 with nylon parts.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_iprating\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eIP Rating\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eIP42.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_weight\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e99g.  \u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e"}
C-Tec

ActiV C4 EN54-5 B Heat detector

£10.27 excl. VAT

 

Technical Specifications

Approvals/certifications

Certified to EN54-5 by Intertek.

Application/operation

Generates an alarm condition when it detects a temperature of between 69ºC & 85ºC.

Application temperature

40°C typical, 65°C max.

Static response temperature

69°C typical, 85°C max.

Supply wiring

2-wire monitored, polarity sensitive.

Supply/operating voltage

9 to 33V DC.

Quiescent current

30µA @ 24 VDC.

Alarm voltage

6-33V DC.

Alarm current

19mA @ 12-33V DC; 11mA @ 9V DC; 2.5mA@ 6V DC.

Alarm reset voltage

Less than 1V DC (+0.5 seconds alarm reset time)

Expansion connections

Remote LED output available via ActiV base. Current source to the negative line, short-circuit protected. Max voltage 2.7V DC

Product dimensions (mm)

102.2mm diameter x 37mm deep (detector in base); 102.2mm diameter x 57.5mm deep.

Construction & finish

White polycarbonate casing rated to UL94 V-2 with nylon parts.

IP Rating

IP42.

Weight

99g.  

View product
{"id":14978570289538,"title":"ActiV C4 EN54-5 B Heat detector","handle":"activ-c4-en54-5-b-heat-detector","description":"\u003cul\u003e\n\u003cli\u003eA high-quality Type B high fixed temperature (75ºC) heat detector offering outstanding detection performance at a very competitive price.\u003c\/li\u003e\n\u003cli\u003eManufactured by C-TEC in the UK.\u003c\/li\u003e\n\u003cli\u003eThird-party certified to EN54-5 by Intertek.\u003c\/li\u003e\n\u003cli\u003eWide 6-33V DC operating voltage.\u003c\/li\u003e\n\u003cli\u003eTwo 8mm x 2mm ultra-bright red LED indicating strips offering 360º visibility.\u003c\/li\u003e\n\u003cli\u003eCompatible with our ActiV C4408D diode, C4408 non-diode and C4408R relay bases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100.087%; height: 635.469px;\" aria-label=\"Product Details\" class=\"woocommerce-product-attributes shop_attributes\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_approvalscertifications\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApprovals\/certifications\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eCertified to EN54-5 by Intertek.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_applicationoperation\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApplication\/operation\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eGenerates an alarm condition when it detects a temperature of between 69ºC \u0026amp; 85ºC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_applicationtemperature\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApplication temperature\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e40°C typical, 65°C max.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_staticresponsetemperature\"\u003e\n\u003cth style=\"width: 30.9887%; height: 39.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eStatic response temperature\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 39.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e69°C typical, 85°C max.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_supplywiring\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eSupply wiring\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e2-wire monitored, polarity sensitive.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_supplyoperatingvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eSupply\/operating voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e9 to 33V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_quiescentcurrent\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eQuiescent current\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e30µA @ 24 VDC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e6-33V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmcurrent\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm current\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e19mA @ 12-33V DC; 11mA @ 9V DC; 2.5mA@ 6V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmresetvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm reset voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eLess than 1V DC (+0.5 seconds alarm reset time)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 74.7812px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_expansionconnections\"\u003e\n\u003cth style=\"width: 30.9887%; height: 74.7812px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eExpansion connections\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 74.7812px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eRemote LED output available via ActiV base. Current source to the negative line, short-circuit protected. Max voltage 2.7V DC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_productdimensionsmm\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eProduct dimensions (mm)\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e102.2mm diameter x 37mm deep (detector in base); 102.2mm diameter x 57.5mm deep.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_constructionfinish\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eConstruction \u0026amp; finish\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eWhite polycarbonate casing rated to UL94 V-2 with nylon parts.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_iprating\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eIP Rating\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eIP42.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_weight\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e99g.  \u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","published_at":"2025-06-23T12:40:18+01:00","created_at":"2025-05-06T14:16:36+01:00","vendor":"C-Tec","type":"Conventional Heat Detectors","tags":["C-Tec","Commercial","Conventional Heat Detectors","Fire Detection","Fire rated","Fire Safety","Residential"],"price":1027,"price_min":1027,"price_max":1027,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":55180077629826,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"C4403B","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"ActiV C4 EN54-5 B Heat detector","public_title":null,"options":["Default Title"],"price":1027,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.inbuilduk.com\/cdn\/shop\/files\/p_1_9_2_192-C4403A2-ActiV-High-Temp-Heat-Detector.jpg?v=1750336336"],"featured_image":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/p_1_9_2_192-C4403A2-ActiV-High-Temp-Heat-Detector.jpg?v=1750336336","options":["Title"],"media":[{"alt":null,"id":64889686491522,"position":1,"preview_image":{"aspect_ratio":1.109,"height":1818,"width":2016,"src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/p_1_9_2_192-C4403A2-ActiV-High-Temp-Heat-Detector.jpg?v=1750336336"},"aspect_ratio":1.109,"height":1818,"media_type":"image","src":"\/\/www.inbuilduk.com\/cdn\/shop\/files\/p_1_9_2_192-C4403A2-ActiV-High-Temp-Heat-Detector.jpg?v=1750336336","width":2016}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cul\u003e\n\u003cli\u003eA high-quality Type B high fixed temperature (75ºC) heat detector offering outstanding detection performance at a very competitive price.\u003c\/li\u003e\n\u003cli\u003eManufactured by C-TEC in the UK.\u003c\/li\u003e\n\u003cli\u003eThird-party certified to EN54-5 by Intertek.\u003c\/li\u003e\n\u003cli\u003eWide 6-33V DC operating voltage.\u003c\/li\u003e\n\u003cli\u003eTwo 8mm x 2mm ultra-bright red LED indicating strips offering 360º visibility.\u003c\/li\u003e\n\u003cli\u003eCompatible with our ActiV C4408D diode, C4408 non-diode and C4408R relay bases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100.087%; height: 635.469px;\" aria-label=\"Product Details\" class=\"woocommerce-product-attributes shop_attributes\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_approvalscertifications\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApprovals\/certifications\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eCertified to EN54-5 by Intertek.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_applicationoperation\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApplication\/operation\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eGenerates an alarm condition when it detects a temperature of between 69ºC \u0026amp; 85ºC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_applicationtemperature\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eApplication temperature\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e40°C typical, 65°C max.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_staticresponsetemperature\"\u003e\n\u003cth style=\"width: 30.9887%; height: 39.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eStatic response temperature\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 39.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e69°C typical, 85°C max.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_supplywiring\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eSupply wiring\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e2-wire monitored, polarity sensitive.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_supplyoperatingvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eSupply\/operating voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e9 to 33V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_quiescentcurrent\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eQuiescent current\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e30µA @ 24 VDC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e6-33V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmcurrent\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm current\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e19mA @ 12-33V DC; 11mA @ 9V DC; 2.5mA@ 6V DC.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_alarmresetvoltage\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eAlarm reset voltage\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eLess than 1V DC (+0.5 seconds alarm reset time)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 74.7812px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_expansionconnections\"\u003e\n\u003cth style=\"width: 30.9887%; height: 74.7812px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eExpansion connections\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 74.7812px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eRemote LED output available via ActiV base. Current source to the negative line, short-circuit protected. Max voltage 2.7V DC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_productdimensionsmm\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eProduct dimensions (mm)\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e102.2mm diameter x 37mm deep (detector in base); 102.2mm diameter x 57.5mm deep.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_constructionfinish\"\u003e\n\u003cth style=\"width: 30.9887%; height: 55.1875px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eConstruction \u0026amp; finish\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 55.1875px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eWhite polycarbonate casing rated to UL94 V-2 with nylon parts.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_iprating\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eIP Rating\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003eIP42.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.5938px;\" class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--attribute_pa_weight\"\u003e\n\u003cth style=\"width: 30.9887%; height: 35.5938px;\" scope=\"row\" class=\"woocommerce-product-attributes-item__label\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 66.1516%; height: 35.5938px;\" class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003cp\u003e99g.  \u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e"}