Robertshaw 780-781 HSI Module R-410A including the core tube and

including the core tube and springs

Critical Component: Essential for proper furnace function and safety

depending on the runtime and local air quality conditions

Reliable Media Sensing: Designed for air and combustion by-products that are compatible with silicone diaphragm materials

Versatile Field Integration: The 72-inch length allows for custom trimming

Robertshaw 780-781 HSI Module R-410A including the core tube andFor contractors servicing older Amana systems, the Robertshaw 780 781 HSI Module serves as the reliable technical replacement for the Amana HS1000A, B, C, and E series. This hot surface ignition control is engineered to provide precise sequencing for gas fired heating equipment, functioning perfectly as the Amana R0156767 equivalent. Built with solid state logic, the module manages the critical ignitor heat up time and monitors flame rectification to