Fire Alarm Maintenance Solutions | Wanlin Fire · Practical Product and Application Information
fire door monitor
Explore products, technical articles, FAQs, and application information related to fire door monitor from Fire Alarm Maintenance Solutions | Wanlin Fire.
Products and Services
Review relevant products, system options, application guidance, project support, and pre-sales or after-sales services.
Information for Selection
Compare the application scenario, functional requirements, installation environment, interfaces, communication method, quantity, and project schedule.
How Information Is Verified
Confirm model numbers, technical parameters, certifications, delivery terms, and compatibility against current product documents and agreed project requirements.
-
fire door smoke triggered release, Wireless Fire Door Positi···
fire door smoke trigge···
2026-07-15
fire door smoke triggered release direct from Wanlin Fire Protection — 12-year factory experience, WL-FD104 fully certified EN 1155/NFPA 80/CE/FCC/RoHS/REACH. Key specs: RF 433MHz + 4G LTE Backup, Magnetic Reed Switch + RF Wireless, 5-year replaceable battery (2x D lithium). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ c···