Wanlin Fire - China source manufacturer for substation fire alarm. Featured model WL-TH-HD (Fixed & Rate-of-Rise Heat Detector): Rate-of-rise A1R: 57 deg C fixed + 8 deg C/min rise; EN54-5 Class A1R, fixed 57 deg C + rate-of-rise 8 deg C/min; Panel zone alarm + optional internal 87 dB sounder; -10 to +50 deg C, 0-95% RH (tropical humidity rated). Full lineup···
ISO9001 quality management system direct from Wanlin Fire Protection — 12-year factory experience, WL-SFP200 smart fire detector certified CE/EN14604/EN54/UL217/UL268/FCC/QCVN. Key specs: Photoelectric Smoke Sensor + Electrochemical CO Sensor + NB-IoT Cellular Communication + Multi-Sensor Fusion, NB-IoT + IoT Cloud Platform + Dual Alarm (Smoke + CO) + SMS/P···