Product: White-Rodgers 50E47U-843 Universal Hot Surface Ignition (HSI) Module Description: The White-Rodgers 50E47U-843 universal hot surface ignition (HSI) module is a control designed for maximizing ...
During the past several years, new-style silicon nitride igniters for furnaces and boilers have taken over the industry. Virtually all new residential gas furnaces now feature the new technology. In ...