Humidity Controls

Johnson Controls

W42AA-1C

These room humidistats are designed to control humidification or dehumidification equipment. It provides SPDT control. The sensing element consists of carefully selected and processed human hair, proven to be the most sensitive and stable material known...

Johnson Controls

W43A-14C

These room humidistats are designed to control humidification or dehumidification equipment. It provides SPDT control. The sensing element consists of carefully selected and processed human hair, proven to be the most sensitive and stable material known...