Johnson Controls W42AA-1 Humidistat 320074-702 Note that this is a

Note that this is a VLC (Valve Less Coil) model

The nitrile seal material (Buna-N) provides excellent chemical resistance and a secure shut-off for systems operating within a 0 to 25 PSI pressure range

You must select the appropriate coil voltage and type separately to complete the assembly

It is a drop-in HVAC replacement part for Weil-McLain CG

it efficiently handles pressure ranges from 5 to 250 PSI for air and up to 200 PSI for water and light oil

Johnson Controls W42AA-1 Humidistat 320074-702 Note that this is aThe 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