levelover limitalarm

Sewage Pool Level Monitor direct from Wanlin Fire Protection — 12-year factory experience, 4G Wireless Pressure Liquid Level Sensor (WL-LT200) certified CE/ATEX/FCC/RoHS. Key specs: 4G Cat.1/NB-IoT wireless, 4-20mA output, IP68, 0-100m range, explosion-proof, 0-100m range. MOQ 200pcs, OEM/ODM available.