ensuring the blower wheel interface and mounting geometry align with factory specifications

You can select the three speeds that best match your system's static pressure requirements and safely cap the unused lead

preventing the vibration issues often associated with generic multi-fit alternatives

This model serves as the direct replacement for MP867E001

For contractors servicing Weil McLain boiler models such as the EG

York S1-1474-0051 Ignition Module 321042-401 ensuring the blower wheel interfaceThe York S1 1474 0051 Ignition Module is a critical OEM component designed to manage the ignition sequence and gas valve control in residential and light commercial furnaces. As a high performance Hot Surface Igniter (HSI) control, this module ensures precise timing for burner startup while continuously monitoring flame rectification to prevent unsafe legal gas accumulation. Engineered to handle 24V 120V control voltage, this part is a direct furnace