Honeywell H8908B Humidistat H8908C Dehumidistat PDF Manual

The H8908B Humidistat and H8908C Dehumidistat (humidity controllers) provide automatic low voltage control of humidifiers and dehumidifiers or ventilators, respectively, in central heating and air conditioning systems. They have a SPST, snap-acting, dust-proof switch and are designed for wall or surface duct mounting.

* For use on humidification applications
* 20 to 80% relative humidity (RH) range
* Includes positive off & on positions