EXHAUSTO, Inc, is introducing a new fan speed control, the PDS, proven draft switch. The PDS is an adjustable differential pressure switch in pressure and vacuum ranges. The differential pressure acts via a diaphragm against the force of setting spring on the microswitch. The pressure switch operates without any auxiliary power.

The PDS Control is available from EXHAUSTO, Inc. To order, locate your local dealer or contact EXHAUSTO at (800) 255 2923 or info@exhausto.com

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