Hydrolevel 550SV Low Water Cut-Off R-410A utilizing this genuine Goodman OEM

utilizing this genuine Goodman OEM part ensures the system maintains its original ASHRAE-rated efficiency and safety parameters

What Trane part numbers does the 50N02B-820 replace

Engineered with a durable plastic housing

This natural gas pilot burner generates the necessary millivoltage to operate the gas valve

'Open on Fall' or 'Open Low' means the SPST contacts will break the circuit when the pressure drops to your set point

Hydrolevel 550SV Low Water Cut-Off R-410A utilizing this genuine Goodman OEMThe Hydrolevel 550SV Low Water Cut Off is a specialized safety control engineered for hot water boiler applications where a manual reset is required. This 120VAC unit (Part No. 45 551) utilizes a Safgard EL1214 SV sensing probe to monitor water levels via hydrostatic pressure and conductivity, providing 15,000 ohm sensitivity. Designed for direct mount installation via a 3 4" NPT connection, the 550SV prevents dry fire conditions by interrupting the