Networked Smoke Alarm Systems for Retrofit Projects | Wanlin Fire · Practical Product and Application Information
portable 4 in 1 gas detector
Explore products, technical articles, FAQs, and application information related to portable 4 in 1 gas detector from Networked Smoke Alarm Systems for Retrofit Projects | 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.
-
Smart Gas Management: WL-GA202 NB-IoT Smart Gas Alarm — Exp···
Smart Gas Management: ···
2026-06-26
nine-small venues gas alarm auto shutoff direct from Wanlin Fire Protection — 12-year factory experience, WL-GA202 fully certified CE/EN54/FCC/RoHS. Key specs: NB-IoT + WiFi Dual Mode, Ultra-low power NB-IoT with 5-year battery life for standalone deployment. MOQ 100 sets, 20-25 working days, OEM/ODM custom branding available. Serving 60+ countries across S···
-
Commercial Kitchen Gas Safety: WL-GA203 4G Industrial Gas Al···
Commercial Kitchen Gas···
2026-06-25
nine-small venues natural gas alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-GA203 fully certified CE/EN54/FCC/RoHS. Key specs: 4G LT

