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The Johnson Controls A19QSC-1C is a remote bulb temperature controller with a watertight NEMA 4X enclosure. It features SPDT switching and a concealed setpoint adjustment. Suitable for cooling tower sump heaters and control of heating or ventilating equipment.
The A19QSC-1C temperature controller offers reliable temperature control in demanding environments.
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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