3-inch diameter motor features Class B insulation

ensuring it integrates seamlessly with standard low-voltage thermostats and control circuits

Range: Provides highly accurate monitoring for low-pressure gas manifolds

This Apollo 19 series valve is factory-set at 40 psig

Heil Quaker ICP 522559 Rollout Switch 322057-301 3-inch diameter motor features ClassThe Heil Quaker ICP 522559 Rollout Switch is a critical safety component designed for International Comfort Products (ICP) furnace systems. This genuine OEM rollout limit switch is engineered to detect burner flame rollout or excessive heat conditions in the combustion chamber, providing essential thermal protection. Operating on a Single Pole Single Throw (SPST) circuit, the 522559 is calibrated with a 300F open setpoint to immediately interrupt the