nb-iot

nine-small venues gas alarm installation video 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 ac···

IR Kitchen Safety Gateway Custom Development direct from Wanlin Fire Protection — 12-year factory experience, WL-SG502 fully certified CE/EN54/FCC/RoHS. Key spe

Wanlin Fire Control specializes in NB-IoT Water Level Sensor manufacturing and export. ISO9001 certified factory, CE/FCC/ATEX approved wireless level measurement instruments. Bulk orders, OEM services, worldwide delivery. Request a quote at wanlinfirecontrol@163.com.

4G Water Level Meter direct from Wanlin Fire Protection — 12-year factory experience, 4G Magnetic Float Liquid Level Switch (WL-LT600) certified CE/FCC/RoHS/Exd IICT6. Key specs: 4G/NB-IoT wireless, Multi-point detection, explosion-proof, auto pump control, 0-5m range. MOQ 200pcs, OEM/ODM available.

4-20Ma Level Sensor direct from Wanlin Fire Protection — 12-year factory experience, 4G Magnetic Float Liquid Level Switch (WL-LT600) certified CE/FCC/RoHS/Exd IICT6. Key specs: 4G/NB-IoT wireless, Multi-point detection, explosion-proof, auto pump control, 0-5m range. MOQ 200pcs, OEM/ODM available.

Wide-Voltage Level Gauge direct from Wanlin Fire Protection — 12-year factory experience, 4G Magnetic Float Liquid Level Switch (WL-LT600) certified CE/FCC/RoHS/Exd IICT6. Key specs: 4G/NB-IoT wireless, Multi-point detection, explosion-proof, auto pump control, 0-5m range. MOQ 200pcs, OEM/ODM available.

4G Water Level Meter direct from Wanlin Fire Protection — 12-year factory experience, 4G Magnetic Float Liquid Level Switch (WL-LT600) certified CE/FCC/RoHS/Exd IICT6. Key specs: 4G/NB-IoT wireless, Multi-point detection, explosion-proof, auto pump control, 0-5m range. MOQ 200pcs, OEM/ODM available.

Wireless Radar Level Gauge direct from Wanlin Fire Protection — 12-year factory experience, 4G Magnetic Float Liquid Level Switch (WL-LT600) certified CE/FCC/RoHS/Exd IICT6. Key specs: 4G/NB-IoT wireless, Multi-point detection, explosion-proof, auto pump control, 0-5m range. MOQ 200pcs, OEM/ODM available.

Boiler Level Gauge direct from Wanlin Fire Protection — 12-year factory experience, 4G Magnetic Float Liquid Level Switch (WL-LT600) certified CE/FCC/RoHS/Exd IICT6. Key specs: 4G/NB-IoT wireless, Multi-point detection, explosion-proof, auto pump control, 0-5m range. MOQ 200pcs, OEM/ODM available.

4G Water Level Meter direct from Wanlin Fire Protection — 12-year factory experience, 4G Magnetic Float Liquid Level Switch (WL-LT600) certified CE/FCC/RoHS/Exd IICT6. Key specs: 4G/NB-IoT wireless, Multi-point detection, explosion-proof, auto pump control, 0-5m range. MOQ 200pcs, OEM/ODM available.