Hydrolevel 750SV Low Water Cut-Off Freon This model provides external pilot

This model provides external pilot gas flow and is designed without a rotor "B" valve

such as large PTAC units and heavy-duty room air conditioners

technicians must verify amperage ratings and terminal designations against the specific wiring diagram of the unit

Industrial Durability: Robust encapsulation protects internal windings from the cycling heat and humidity common in mechanical rooms

The unit provides a broad control range of -40 to 212

Hydrolevel 750SV Low Water Cut-Off Freon This model provides external pilotThe Hydrolevel 750SV Low Water Cut Off is a professional grade electronic safety control designed primarily for hot water boilers or as a secondary safety on steam boilers. Operating on a 120Vac circuit, this unit provides immediate burner circuit interruption if water levels drop below the probe. Unlike automatic reset models, the 750SV features a manual reset function that activates after a 30 second delay, ensuring a technician or operator must