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The Tecmark 3505 is a reliable pressure switch featuring a Single Pole Double Throw (SPDT) design. This switch converts pressure signals ranging from 2 to 5 inches of Water Column (W.C.) into a corresponding electrical output. It is applicable in various situations, including air, gas, and liquid sensing.
Designed for both low and high voltage setups, making it versatile for different applications.
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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