The HSA-055 Electronic controller is the replacement part for all previous versions of the electronic controllers that work with the Hamilton 12HF humidifier. This newest version offers 3 different operational settings, and sequences the opening of the solenoid valve while simplifying the wiring of the unit.
1-Year limited parts warranty
Controls the pulsing of fresh water through the evaporator pad during the heating cycle
LED lighting indicates power to unit with Green Light, and Blue Light indicates that water is being released from solenoid valve