{"product_id":"system-sensor-4wtr-b-photoelectric-i3-series-smoke-detector-4-wire-thermal-sensor-form-c-relay","title":"System Sensor 4WTR-B i3 4-Wire Smoke\/Heat Detector, Form C Relay","description":"\u003cdiv class=\"al-pd\"\u003e\n\u003cp class=\"al-pd-intro\"\u003eA four-wire smoke and heat detector with a Form C relay output.\u003c\/p\u003e\n\u003cdiv class=\"al-pd-grid\"\u003e\n\u003csection class=\"al-pd-cell\"\u003e\u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eThe 4WTR-B is an i3 series four-wire photoelectric detector with an isolated thermal sensor, an 85 dB sounder and a Form C relay. It plugs into an included base and has dual-color LEDs, a removable cover and chamber, and remote maintenance signaling.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"al-pd-cell\"\u003e\u003ch3\u003eWorks with\u003c\/h3\u003e\n\u003cp\u003eFour-wire smoke detectors need a separate power supervision relay (such as an RRS-MOD or similar) and can go on any zone. They work on the Vista-20P, the VISTA H3 and most 12 V hardwired panels; check the panel manual for the zone type.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"al-pd-cell\"\u003e\u003ch3\u003eWhy you want it\u003c\/h3\u003e\n\u003cp\u003eThe relay output can control other equipment when the detector alarms.\u003c\/p\u003e\u003c\/section\u003e\n\u003c\/div\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable class=\"al-specs\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eWorks with panels\u003c\/th\u003e\n\u003ctd\u003eAny hardwired alarm panel (Vista-15P, Vista-20P, VISTA H3 and others)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003ctd\u003ei3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWiring\u003c\/th\u003e\n\u003ctd\u003e4-wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSounder\u003c\/th\u003e\n\u003ctd\u003e85 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRelay\u003c\/th\u003e\n\u003ctd\u003eForm C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThermal sensor\u003c\/th\u003e\n\u003ctd\u003eIsolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBase\u003c\/th\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":51125757870319,"sku":"4WTR-B","price":136.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/9087\/9215\/files\/4WTR-B__49148.1669751479.1280.1280.jpg?v=1792173003","url":"https:\/\/alarmliquidators.com\/products\/system-sensor-4wtr-b-photoelectric-i3-series-smoke-detector-4-wire-thermal-sensor-form-c-relay","provider":"Alarm Liquidators","version":"1.0","type":"link"}