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The Johnson Controls A28AK-1C is a rugged duct thermostat designed for two-stage temperature control. It features a reliable two-SPDT switch action and operates within a range of negative one to forty-three degrees Celsius. This thermostat is ideal for HVAC professionals looking for efficient temperature management in rooftops, make-up heaters, duct heaters, and various air handling systems.
This product provides precise temperature control for improved energy efficiency in HVAC systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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