lithium battery fire safety Smart Electrical Fire Monitoring Device with Residual Current and Temperature Channels export OEM ODM wholesale
Wanlin Fire - China source manufacturer for Chonburi fire detection. Featured model WL-TH-SD (Photoelectric Smoke Detector): Dual-sensor: photoelectric + 57 deg C thermal backup; EN54-7 Class A3, alarm at 0.13-0.17 dB/m obscuration; Built-in 88 dB at 3 m sounder + NO/NC relay contact; -10 to +55 deg C, 0-95% RH (tropical humidity rated). Full lineup: smoke a···
Wanlin Fire Control by Wanlin Manufacturing Group - China's leading source manufacturer of total home fire protection. EN 14604 / EN 54 certified smart fire safety products, OEM/ODM, factory direct. Contact +8613261677119.