Fenwal 35-605311-221 Module 321142-301 This heavy duty float ball

This heavy duty float ball maintains consistent buoyancy in applications reaching a maximum working temperature of 200°F

This part is a standard requirement for contractors restoring HVAC system reliability in residential and light commercial equipment

and 847 controls

For contractors managing steam main drip stations or air heating coils

Fenwal 35-605311-221 Module 321142-301 This heavy duty float ballUpgrade your gas fired appliance's reliability with the Fenwal 35 605311 221, a microprocessor based Direct Spark Ignition (DSI) control specifically engineered for precision and safety. This 24 VAC module replaces older, less stable ignition boards in furnaces, boilers, and water heaters, offering a robust 30 second pre purge cycle to clear the combustion chamber before the 4 second Trial For Ignition (TFI). As a veteran grade gas ignition module, it