Wanlin Fire - China source manufacturer for battery room smoke detector. Featured model WL-TH-HD (Fixed & Rate-of-Rise Heat Detector): Fixed temperature A2S, 70 deg C high-heat class; EN54-5 Class A2S, alarm at 70 deg C for boiler and generator rooms; Panel zone alarm + optional internal 85 dB sounder; -10 to +60 deg C, 0-95% RH. Full lineup: smoke and heat ···
Dust Collector Smoke Alarm China manufacturer. 4G standalone smoke detector with dual optical path photoelectric sensing, 4G Cat.1 communication, DC6V battery (3-year life), ≥95dB alarm, ≥60sqm coverage. GB20517-2006 & CCCF certified. OEM/ODM, wholesale, global shipping to Philippines. Contact: wanlinfirecontrol@163.com