Wanlin Fire - China source manufacturer for fire alarm power supply. Featured model WL-TH-CO (CO & Combustible Gas Detector): Electrochemical CO cell, 10-year sensor life; EN 50291-1: 50 ppm at 60-90 min, 100 ppm at 10-40 min, 300 ppm at 3 min; 85 dB at 3 m temporal pattern T3 sounder + relay; -10 to +40 deg C, 0-95% RH. Full lineup: smoke and heat detectors···
calibration certificate direct from Wanlin Fire Protection — 12-year factory experience, WL-SF400 smart fire protection product certified CE/EN54/UL/NFPA 72/FCC/RoHS/REACH/ISO 9001. Key specs: Addressable Manual Call Point + LED Strobe + Piezoelectric Sounder + Short Circuit Isolator, Addressable Loop + Built-in Isolator + LED Indicator + Test Key. IoT clou···
calibration certificate direct from Wanlin Fire Protection — 12-year factory experience, WL-SF400 smart fire protection product certified CE/EN54/UL/NFPA 72/FCC/RoHS/REACH/ISO 9001. Key specs: Addressable Manual Call Point + LED Strobe + Piezoelectric Sounder + Short Circuit Isolator, Addressable Loop + Built-in Isolator + LED Indicator + Test Key. IoT clou···