HJCONSTRHJJSOLS02 Optical Infrared Water Oil Fuel Fluid Diesel Liquid Level Sensor Switch, Pack of 2

HJJSOLS02 Optical Infrared Water Oil Fuel Fluid Diesel Liquid Level Sensor Switch Infrared Water Level Sensor Liquid Level Monitor Sensor Water Tank Automatic Level Control, Pack of 2

12V DC Water Level Controller Module Water Level Detection Sensor Automatic Liquid Control Switch PCB Board Supports Automatic Water Pumping/Filling/Draining

Taidacent Non-Contact Liquid Level Sensor Contactless Water Level Sensor Externally Attached Liquid Induction Level Switch Water Level Switch (NPN Output(24V))