This switch is calibrated to trigger at 1

making it ideal for maintaining high system efficiency in refrigerant discharge or suction lines

While light oxidation can sometimes be removed with very fine steel wool

Key Benefits for the Technician: Precision Rolled Stop: Prevents over-insertion of the pipe

Dual Fuel Compatibility: Includes both natural gas and LP gas orifices to meet varying site requirements

Nordyne 921691 Gas Valve Els PW 17895 This switch is calibrated toThe Nordyne 921691 Gas Valve is a critical OEM replacement engineered for high efficiency heating systems. This 2 stage gas valve facilitates precise gas regulation with a manifold pressure range of 1. 7" WC to 3. 3" WC, ensuring optimal combustion for residential furnaces and packaged units. As the direct updated version of 624652 and 624787, this 24V gas valve features a standard 1 2" NPT connection, making it a drop in solution for N Series