The automatic reset functionality ensures the system resumes operation immediately once the temperature returns to the setpoint

the MARS 11953 is the likely solution

it is specifically the genuine Nordyne replacement for the part numbers listed

The Schneider Electric (Erie) VM3221 Valve Body is a robust 3-way mixing assembly engineered for precision in hydronic HVAC systems

The White-Rodgers 36C94-303 Valve is a redundant multi-function gas valve engineered for intermittent ignition systems (HSI/DSI) in residential and light commercial furnaces

White-Rodgers 36C53-418 Gas Valve R-410A The automatic reset functionality ensuresThe White Rodgers 36C53 418 is a professional grade, 24V standing pilot gas valve designed for versatility in residential and light commercial heating applications. This slow open gas valve provides a 3 4" x 3 4" NPT connection and a robust capacity of 335,000 BTU hr (Natural Gas at 1" PD), making it an ideal choice for high demand furnaces and boilers. The slow opening feature ensures a controlled ignition sequence, reducing burner noise and