632427R Nordyne pressure switch .55.

Sale price $ 57.16 Regular price $ 64.01

Pressure switch. NO, 0.55C. 1 hose nipple. Also referred to as a combustion air switch or draft proving switch. Switch closes when the combustion/booster motor runs creating a negative air pressure.

For replacement tubing, order part # B13-614.

Replaces 632212, 6322120, 632124, 6321240, 632385 & 632427.