Wanlin Fire - China source manufacturer for food processing plant smoke detector. 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 rate···
RETIE smoke alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SM607 4G standalone smoke detector certified CCCF/GB 20517-2006/CE/UL 217/EN 14604. Key specs: Dual Light Path Photoelectric + Voice Alert + 4G Cat.1 + Smart Home Integration + WiFi/BT, 4G LTE Cat.1 + WiFi + Bluetooth + Cloud Platform + Voice Prompt + Smart Home Hub + SMS/P···