standalone heat detector

temperature sensor for library direct from Wanlin Fire Protection — 12-year factory experience, WL-HD908 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.4 + WiFi 6 + Matter, Heat + Humidity + Temperature Multi-Sensor Array, AC powered + 72h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 6···

Looking for a reliable smoke detector tester meeting room price manufacturer in China? Wanlin offers factory-direct OEM/ODM smoke detector testers, heat detector testers, telescopic test poles, and detector testing consumables with Middle East certification compliance. Custom branding, calibration certificates, competitive wholesale pricing, and global DG-co···