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The Dwyer A3040 is a pressure switch and gage that measures from zero to forty inches of water column (w.c.). This device is widely used in HVAC systems to monitor pressure levels accurately within ductwork and fluid systems.
The Dwyer A3040 provides reliable pressure monitoring and helps ensure your systems operate efficiently.
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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