Wanlin Fire - China source manufacturer for manufacturing plant smoke detector. Featured model WL-TH-PNL (Fire Alarm Control Panel): Conventional panel, 8 zones x 25 detectors; Zone threshold programmable 3-15 mA per zone; 4 sounder circuits 24V 1.5A each + fire + fault relays; 0 to +50 deg C, 10-93% RH. Full lineup: smoke and heat detectors, CO and gas dete···
smoke alarm B2B marketplace direct from Wanlin Fire Protection — 12-year factory experience, WL-SM602 4G standalone smoke detector certified CCCF/GB 20517-2006/CE/UL 217/EN 14604. Key specs: Dual Light Path Photoelectric + Electrochemical CO Sensor + 4G Cat.1 Communication, 4G LTE Cat.1 + Cloud Platform + Dual Alarm Channel (Smoke + CO) + SMS/Push/Email. Du···