{"product_id":"system-sensor-4wtr-b-i3-series-4-wire-photoelectric-smoke-detector-with-135-f-heat-sensor-and-form-c-relay-white","title":"System Sensor 4WTR-B i3 Series 4-Wire Photoelectric Smoke Detector with 135°F Heat Sensor and Form C Relay, White","description":"Designed for straightforward installation and reliable monitoring, this 4-wire photoelectric smoke detector features an installer-friendly base with space for pre-wiring and broad back-box and direct-mounting options. Its plug-in Stop-Drop ’N Lock design helps simplify attachment and inspection.\u003cbr\u003e\u003cbr\u003eThe detector includes an 85 dB sounder, Form C relay, isolated thermal sensor, and 135°F heat sensor. In-line terminals, simplified sensitivity measurement, a removable cover and chamber, and remote maintenance signaling support convenient installation and upkeep. Drift compensation and smoothing algorithms help maintain detector performance.\u003cbr\u003e\u003cbr\u003eWhat’s Included\u003cbr\u003e4-wire photoelectric smoke detector\u003cbr\u003eMounting base","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":68550205309149,"sku":"Kaybee-4WTR-B","price":209.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/9912\/2909\/files\/4WTR-B-1_cddc0deb-10b3-4363-9b9d-29516bc2ac4f.jpg?v=1794640094","url":"https:\/\/kaybeesecurity.com\/products\/system-sensor-4wtr-b-i3-series-4-wire-photoelectric-smoke-detector-with-135-f-heat-sensor-and-form-c-relay-white","provider":"Kaybee Security","version":"1.0","type":"link"}