Hydrolevel 650SV Low Water Cut-Off 30067439-890 Designed as a high-performance HVAC

Designed as a high-performance HVAC oil transfer pump

When you are servicing McQuay high-velocity systems or Daikin air handlers

The rugged steel housing and silver contacts ensure long-term electrical integrity under 120V AC or 277V AC loads

this module handles the communication between the air handler control system and the blower motor to ensure exact CFM delivery across various static pressure conditions

always verify the rotation of the existing blower wheel before installation

Hydrolevel 650SV Low Water Cut-Off 30067439-890 Designed as a high-performance HVACThe Hydrolevel 650SV Low Water Cut Off is a heavy duty, electronic boiler safety control engineered to provide immediate burner circuit interruption during low water conditions. Operating on 120Vac, this Safgard 650 series unit features an automatic reset function that restores power to the burner once the water level returns to a safe operating point. Designed specifically for hot water boilers, the Hydrolevel 45 651 includes the EL1214 SV sensing