Fluid Level Sensors

Float Switch, Brass fits on Hydro Hot, Aqua-Hot Heating Systems. Models HHE-200-09E, HHE-500-09M,  AHE-100-03S, AHE-100-04S, HHE-200-08E, & HH...

This tank coolant level sensor is the only replacement available for the Hydro-Hot models with large radiator cap. Models:HHE-200-007E and HHE-200...