Johnson Controls A25 Series Warm Air Limit Control with Manual Reset

The A25 Warm Air Control Locks out on a temperature increase to the control setpoint. Manual reset is required before the electrical contacts can be reclosed. The A25 Control is normally located in a return air duct and is wired to shut down air conditioning or ventilating fans when the temperature of the air becomes excessively hot. Available Models: Product Code Number Switch Action Range °F (°C) Range Adjuster Dial Stop °F (°C) A25AN-1C Single-Pole, Single-Throw (SPST), Open high 25 to 215 (-4 to 102) Knob High limit set at 125 (52) A25CN-1C Single-Pole, Double-Throw (SPDT) 25 to 215 (-4 to 102) Knob High limit set at 125 (52) Features: Trip-free reset lever does not permit restarting until the reset lever is manually released The rod and tube type sensing element provides positive control action Resources: A25 Series Technical Literature A25 Series Datasheet