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SPDT Fixed Point Air Pressure Sensing Switch (.05" W.C.)
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$32.74 each
In Stock
Order by 6PM, receive Tomorrow
MANUALS (1)
Free Shipping On orders over $99
Easy Returns No restocking fee for 90 days
Product Highlights
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0.5 MAX PSI
Diaphragm Vertical
Description
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Model DFS-221 is an airflow proving switch designed for duct heater, oven, and other HVAC or Energy Management applications where an open-mounted, nonadjustable switch is desirable. It is especially suitable for surface-mounting in areas where internal access is limited. It can be used to sense positive, negative, or differential air pressure. The DFS-221 is equipped with a convenient barbed sample line connector that accepts flexible tubing.
Specs
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| Setpoint Range: | .05" to .02" WC |
|---|---|
| Max Pressure (PSI): | 0.5 |
| Switch: | SPDT |
| Electric Connection: | 1/4" Quick-Connect Male |
| Operating Temp Range: | -40°F to 180°F |
| Mount: | Diaphragm Vertical |
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Product Reviews
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100% would recommend this product
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Showing 1-2 of 2 reviews
fast and accurate service
I bought this part at 1/3 the cost of other places. It is an exact replacement part not a china rip off. the service was awesome. im glad i found the supply house.
jz
arizona
catfish preacher man
white mountains arizona
9 years ago
Verified Buyer
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DFS-221 Pressure Switch
This is a common product in most upper end Pellet Stoves. It does the same job for 1/3 of the price. The only negative was the mounting bracket making the unit farther from the feed. It required a longer air hose. $1. Keep it up
Cappy
Kenduskeag, Maine
11 years ago
Verified Buyer
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Free Shipping
On orders over $99
We offer flexible shipping and scheduling options, up-to-date delivery estimates, and free ground shipping on any order over $99 to make sure your order gets to you on-time, for less.
Shipping PolicyEasy Returns
Returning items is as simple as 1-2-3
Ordered the wrong product? Item damaged in transit? Our 3-step process makes returning products easy – even up to a year after purchase – with no restocking fees on returns made within 90 days.
Return Policy