Hydrolevel 550P Low Water Cut-Off Refrigerant The PopTop series is designed

The PopTop series is designed so the actuator can be removed from the valve body without breaking the hydronic seal

this normally closed (NC) valve features 5/8" ODF solder connections

which can be corrected using the onboard zero-adjustment potentiometer

Can I use a universal pressure switch to replace the 11177117

Direct OEM Compatibility: Engineered specifically for York equipment

Hydrolevel 550P Low Water Cut-Off Refrigerant The PopTop series is designedThe Hydrolevel 550P Low Water Cut Off is a probe type control engineered for residential and commercial hot water boilers. Operating on 120Vac, this unit integrates a manual reset function that activates after a 30 second delay, preventing burner short cycling during momentary water level fluctuations. The system includes the EL1214 P sensing probe with a long nut (Part Number 45 553), designed to maintain a reliable conductive path even in