Air Pressure / Vacuum Switch replaces Negative Pressure air Switches - EPP 16-1022
Replacement Vacuum Switch/Air Pressure for wood pellet stoves Non OEM. Note: The mounting may differ for different stove models and model years. You may have to use one mounting hole or drill new holes to mount this vacuum switch. Negative pressure hookup.
The trip point is 0.10 WC = Inches of water, inches water column (inch wc or just wc) When the switch senses the air is not flowing through the stove properly, it trips and disconnects the power to the auger motor for safety.
Fits many wood pellet and multifuel stoves.