Key Benefits Enhanced Compatibility: Engineered to interface seamlessly with R4166

For field installations and servicing

The Amana-Goodman B1256558 Sequencer is a critical replacement component designed for precise electric furnace control and heat pump auxiliary strip management

protecting the heat exchanger from improper thermal stress

Field technicians prioritize this York HVAC part for its exact resistance specifications and direct-fit compatibility with existing wiring harnesses

Amana-Goodman 1370900S Limit Switch Key Benefits Enhanced Compatibility: EngineeredThe Amana Goodman 1370900S Limit Switch is a critical safety component designed for precise thermal regulation within the GSMS080 4 and GSM 080 4 model series. Engineered for seamless integration into Goodman and Amana furnace systems, this normally closed (NC) thermal switch acts as a primary safety boundary for the heat exchanger. The B1370910S limit switch is calibrated to trigger at a 170 degree Fahrenheit cutout temperature, effectively