propane gas detector

Wanlin Fire - China source manufacturer for propane gas detector. Featured model WL-TH-HD (Fixed & Rate-of-Rise Heat Detector): Fixed temperature A1S, 57 deg C single-point thermistor; EN54-5 Class A1S, alarm at 57 deg C rated 25% to -20%; Panel zone alarm + optional internal 85 dB sounder; -10 to +50 deg C, 0-95% RH (tropical humidity rated). Full lineup: s···

4G propane gas detector with SMS alert manufactured by Wanlin Fire Control - professional smart fire safety solution with 4G connectivity. Integrated solenoid valve control, EN50194/GB15322 certified, CE/RoHS/FCC compliance, 85dB+ alarm. Factory-direct pricing, global shipping, complete export documentation. OEM/ODM available. Contact wanlinfirecontrol@163.c···