Johnson Controls W42AA-1 Humidistat Els PW 17895 Precise Flame Detection: Advanced circuitry

Precise Flame Detection: Advanced circuitry offers a 0

3 Cv rating

Structural Integrity: Designed to resist deformation under high thermal loads

Common Questions: What are the symptoms of a failing blower wheel

Johnson Controls W42AA-1 Humidistat Els PW 17895 Precise Flame Detection: Advanced circuitryThe Johnson Controls W42AA 1 Humidistat is a heavy duty, 3 wire humidity controller designed for precision management of both humidifying and dehumidifying equipment. Engineered with a stable 150 strand human hair sensing element, this unit provides superior sensitivity and long term accuracy compared to synthetic alternatives. It operates on line voltage (120 240 VAC) or low voltage circuits, utilizing a Single Pole Double Throw (SPDT) snap acting