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The Johnson Controls R-3030-1 is a reversing relay designed to function as a 1:1 pneumatic inverter, volume amplifier, and inverse sequencer. This relay specifically changes the output of a controller from direct to reverse acting. It is suitable for various applications, including HVAC systems.
The R-3030-1 provides high-speed response and extra capacity.
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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