This ensures consistent communication between the Venstar OEM part and the air handler or furnace
Thermal Protection: Class F winding insulation prevents dielectric breakdown during prolonged energized states
When retrofitting or repairing older R22 equipment
What is the primary function of the SPDT contacts in this switch
the blades are precision-balanced to eliminate vibration
Johnson Controls A40EA-3 Switch 30067439-890 This ensures consistent communication betweenTemperature Actuated Pneumatic Switch, Opens on Temperature Drop, Automatic Reset, 35 80 Degree Setpoint Temperature Range, 5 Degree Differential, 3 8" x 3" Bulb, 1. 6' Capillary Length, Screwdriver Slot Adjustment, 1 4" Barbed Fitting for Tubing