Robertshaw 2374-498 Universal Air Pressure Sensing Switch, 1.0" to 4.0" W.C. Dial‑A‑Width 0 Best Accuracy and Range:

0 Best Accuracy and Range:

POWERSTATE™ Brushless Motor delivers up to 1

even in the presence of a trickle current

01 Ignition Proof standards

Robertshaw 2374-498 Universal Air Pressure Sensing Switch, 1.0" to 4.0" W.C. Dial‑A‑Width 0 Best Accuracy and Range:Robertshaw 2374 498 Universal Air Pressure Sensing Switch, 1. 0" to 4. 0" W. C. The Robertshaw 2374 Series Adjustable Air Sensing Switches are designed to replace a wide variety of air sensing switches found in residential and light commercial applications including furnaces, electronic air cleaners and humidifiers. Two models are currently available with adjustable ranges. Both models are provided with an SPDT switch that can be actuated by positive