Function: Detects burner flame to allow continued gas valve energization and prevent hazardous unburned gas accumulation

the 8105-068BX is the official updated replacement for the 8105-068 and S8105-068 series

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preventing spikes and maintaining tighter setpoint tolerances

Common failure signs include a "hunting" or oscillating motor speed

United Electric C400-120 Temp Switch 319847-401 Function: Detects burner flame toThe United Electric C400 120 Temp Switch is a heavy duty electromechanical control engineered for reliability in demanding process environments. Designed for direct mounting, it features a 0 to 225F temperature range and a high performance SPDT switch output rated at 15A @ 125 250 480 VAC. The rugged NEMA 4X epoxy coated aluminum enclosure provides superior protection against corrosion and moisture, ensuring long term integrity in HVACR and industrial