NB-IoT Fire Alarm Sounder Strobe Combo manufactured by Wanlin Fire Control — EN 54-3 / EN 54-23 / CE / RoHS certified fire alarm sounder strobe with reliable audible and visual notification. Factory-direct pricing with OEM/ODM services, global shipping. Suitable for commercial, industrial, and residential fire alarm systems. Contact for bulk quotation.
Heat Detector for School China manufacturer. Fixed temperature and rate of rise heat detection with EN 54-5 UL 521 CE certification. 4G wireless, IoT smart monitoring, OEM/ODM, wholesale, global shipping to France. Contact: wanlinfirecontrol@163.com