Hydrolevel 550P Low Water Cut-Off R-410A Built with a 1/4" NPT

Built with a 1/4" NPT rear mount and frequently paired with a 1/2" NPT adapter

It maintains the same form factor and electrical ratings to allow for a seamless swap without cabinet modification

this probe rod provides superior corrosion resistance and structural integrity for long-term immersion in boiler environments

This level of filtration is essential for preventing premature bearing wear and maintaining the integrity of the oil pump in industrial chillers and commercial condensing units

Hydrolevel 550P Low Water Cut-Off R-410A Built with a 1/4" NPTThe 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