fire alarm price comparison — Wanlin, 12-year Chinese smart fire protection manufacturer, WL-SFP800 (Smart Wireless Interconnected Alarm System) certified UL/FM/CE/EN54/NFPA 72. RF Mesh + Self-Healing + 24 Detectors + 4G Gateway + Voice. OEM/ODM from 500 units, factory direct pricing 50-70% below Western brands, 60+ countries.
heat detector with cellular backup direct from Wanlin Fire Protection — 12-year factory experience, WL-HD900 fully certified UL 521/EN 54-5/CE/FCC/RoHS/REACH. Key specs: 4G LTE Cat.1 + WiFi, Fixed Temperature + Rate-of-Rise Dual Sensor (57°C / 135°F), AC powered + 72h backup battery. MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Se···