The York S1-025-41239-000 Heater Assembly is a high-performance 5

this unit provides the exact electrical specifications required to maintain factory-grade performance and avoid potential compatibility issues with proprietary Trane HVAC controls

retracting the shaft upon loss of pilot air pressure

the V-9999-670 ensures a stable interface between the motor-driven actuator and the valve bonnet

ensuring exact electrical specifications and mounting footprints for Goodman and Amana units

Weil McLain 381-356-534 Gas Valve Refrigerant The York S1-025-41239-000 Heater AssemblyThe Weil McLain 381 356 534 Gas Valve is an OEM combination gas control valve engineered for precision fuel regulation in high efficiency propance boilers. Designed with a 1 2" x 1 2" NPT connection, this 24 volt gas valve features a step open function for controlled ignition and stable burner performance. As a direct replacement for discontinued models like the 511 044 258, it is commonly utilized in the Weil McLain EG Series 2 through 4 boilers