Cheap Optical Photoelectric Smoke Heat Detector for Sale SD388-2h

Specifications:Smoke Sensitivity0.98--2.40%/FT Obscuration (UL) ; 0.08--0.14 dB/m (EN)Ceiling Spacing50 foot rating for heat sensorTemperature Range-10°C to 50°CHumidity0 to 95% RH, no condensation or icingDimensions102mm (dia.) x 43mm (ht) with baseWeight120g/set with baseCheap Optical Photoelectric Smoke Heat Detector for Sale SD388-2HThe range includes:              SD-388-2 2 wire photoelectric smoke alarmSD-388-2L   2 wire photoelectric smoke alarm with remote LED outputSD-388-2H   2 wire photoelectric smoke and heat alarmSD-388-2HL 2 wire photoelectric smoke and heat alarm with remote LED outputSD-388-4-12/24   4 wire photoelectric smoke alarm (12/24VDC)SD-388-4AR-12/24 4 wire photoelectric smoke alarm with auto-reset function (12/24VDC)SD-388-4H-12/24   4 wire photoelectric smoke and heat alarm (12V/24DC)SD-388-4HAR-12/24   4 wire photoelectric smoke and heat alarm with auto-reset function (12/24VDC) Feartures: 1) Advanced detection and discrimination algorithms2) Easy installation and maintenance3) Polished low-profile housing design4) Durable sensor head, no need for replacement5) SMD circuit board design: Satisfactory quality and reliability guaranteed6) Integrated heat detector for SD119-2H and SD119-4H models7) N/C (normal / close) and N/O (normal / open) relay output ways for option8) AR (auto reset) function for security systems (optional for 4-wire models)9) Sensor base: Standard and Schottky diode style for option10) With two LED, more 360 degree visual angleRelated Product :Company Information :/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1