Resideo ST9120U1011 Fan Timer Freon this single-electrode assembly utilizing Kanthal

this single-electrode assembly utilizing Kanthal construction provides both high-voltage spark ignition and precise flame sensing

Optimized Efficiency: Low contact resistance of 50 milliohms minimizes voltage drop across the contacts to ensure maximum power delivery to the load

Constructed from heavy-duty sheet metal and resilient sealing materials

What causes a rollout switch to trip at 160 degrees

though the universal design also supports duct mount applications using common hardware

Resideo ST9120U1011 Fan Timer Freon this single-electrode assembly utilizing KanthalThe Resideo ST9120U1011 is a universal electronic fan timer engineered to serve as a comprehensive control solution for gas warm air appliances. This furnace fan timer board integrates the management of combustion blowers and circulating fan operations into a single robust platform. Designed for field flexibility, it features DIP switch selectable delay settings that allow for precise timing adjustments. Specifically, the ST9120U1011 provides