Pressure Switches

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Find a pressure switch for your HVAC system, exhaust system, water pump, gas furnace and other types of equipment. Whether you're in the market for a differential switch, single switch or vacuum switch, a host of models are available that suit your desired pressure range and indoor/outdoor location.

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Differential Switches

Differential Switches

Single Switches

Single Switches

Vacuum Switches

Vacuum Switches

Differential Switches

Differential Switches

Single Switches

Single Switches

Vacuum Switches

Vacuum Switches

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Showing 1 to 20 of 909 products

Dwyer 1910-1 Differential Pressure Switch (0.40-1.6"w.c.)-

Dwyer 1910-1 Differential Pressure Switch (0.40-1.6"w.c.)
Model: 1910-1

Sale Price $83.86 USD
Regular Price $91.65 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $83.86 USD
Regular Price $91.65 USD
Availability 2 to 3 Weeks
Quantity
SPECIAL!

Dwyer 1910-5 Differential Pressure Switch (1.4-5.5"w.c.)-

Dwyer 1910-5 Differential Pressure Switch (1.4-5.5"w.c.)
Model: 1910-5

Sale Price $83.86 USD
Regular Price $91.65 USD
Availability 1 Week

Qty:

Sale Price $83.86 USD
Regular Price $91.65 USD
Availability 1 Week
Quantity

Dwyer 1003E-B3-J Explosion-Proof Pressure Switch (5 to 40psig) with 316SS pressure chamber & FEP diaphragm-

Dwyer 1003E-B3-J Explosion-Proof Pressure Switch (5 to 40psig) with 316SS pressure chamber & FEP diaphragm
Model: 1003E-B3-J

Sale Price $1343.80 USD
Regular Price $1468.63 USD
Availability 11 to 12 Weeks

Qty:

Sale Price $1343.80 USD
Regular Price $1468.63 USD
Availability 11 to 12 Weeks
Quantity

Dwyer 1003W-A1-D Weatherproof Pressure Switch (5 to 40psig) with Aluminum pressure chamber & Polymide diaphragm-

Dwyer 1003W-A1-D Weatherproof Pressure Switch (5 to 40psig) with Aluminum pressure chamber & Polymide diaphragm
Model: 1003W-A1-D

Sale Price $782.37 USD
Regular Price $855.05 USD
Availability 15+ Weeks

Qty:

Sale Price $782.37 USD
Regular Price $855.05 USD
Availability 15+ Weeks
Quantity

Dwyer 1003W-B3-D Weatherproof Pressure Switch (5 to 40psig) with 316SS pressure chamber & FEP diaphragm-

Dwyer 1003W-B3-D Weatherproof Pressure Switch (5 to 40psig) with 316SS pressure chamber & FEP diaphragm
Model: 1003W-B3-D

Sale Price $887.70 USD
Regular Price $970.16 USD
Availability 5 to 6 Weeks

Qty:

Sale Price $887.70 USD
Regular Price $970.16 USD
Availability 5 to 6 Weeks
Quantity

Dwyer 1004E-A1-J Explosion-Proof Pressure Switch (10 to 70psig) with Aluminum pressure chamber & Polymide diaphragm-

Dwyer 1004E-A1-J Explosion-Proof Pressure Switch (10 to 70psig) with Aluminum pressure chamber & Polymide diaphragm
Model: 1004E-A1-J

Sale Price $1247.33 USD
Regular Price $1363.20 USD
Availability 15+ Weeks

Qty:

Sale Price $1247.33 USD
Regular Price $1363.20 USD
Availability 15+ Weeks
Quantity

Dwyer 1004E-B3-J Explosion-Proof Pressure Switch (10 to 70psig) with 316SS pressure chamber & FEP diaphragm-

Dwyer 1004E-B3-J Explosion-Proof Pressure Switch (10 to 70psig) with 316SS pressure chamber & FEP diaphragm
Model: 1004E-B3-J

Sale Price $1372.04 USD
Regular Price $1499.50 USD
Availability 11 to 12 Weeks

Qty:

Sale Price $1372.04 USD
Regular Price $1499.50 USD
Availability 11 to 12 Weeks
Quantity

Dwyer 1004W-A1-D Weatherproof Pressure Switch (10 to 70psig) with Aluminum pressure chamber & Polymide diaphragm-

Dwyer 1004W-A1-D Weatherproof Pressure Switch (10 to 70psig) with Aluminum pressure chamber & Polymide diaphragm
Model: 1004W-A1-D

Sale Price $782.37 USD
Regular Price $855.05 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $782.37 USD
Regular Price $855.05 USD
Availability 8 to 9 Weeks
Quantity

Dwyer 1004W-B3-D Weatherproof Pressure Switch (10 to 70psig) with 316SS pressure chamber & FEP diaphragm-

Dwyer 1004W-B3-D Weatherproof Pressure Switch (10 to 70psig) with 316SS pressure chamber & FEP diaphragm
Model: 1004W-B3-D

Sale Price $887.70 USD
Regular Price $970.16 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $887.70 USD
Regular Price $970.16 USD
Availability 1 to 2 Weeks
Quantity

Dwyer 1005E-A1-J Explosion-Proof Pressure Switch (25 to 200psig) with Aluminum pressure chamber & Polymide diaphragm-

Dwyer 1005E-A1-J Explosion-Proof Pressure Switch (25 to 200psig) with Aluminum pressure chamber & Polymide diaphragm
Model: 1005E-A1-J

Sale Price $1247.33 USD
Regular Price $1363.20 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $1247.33 USD
Regular Price $1363.20 USD
Availability 1 to 2 Weeks
Quantity

Dwyer 1005E-B3-J Explosion-Proof Pressure Switch (25 to 200psig) with 316SS pressure chamber & FEP diaphragm-

Dwyer 1005E-B3-J Explosion-Proof Pressure Switch (25 to 200psig) with 316SS pressure chamber & FEP diaphragm
Model: 1005E-B3-J

Sale Price $1372.04 USD
Regular Price $1499.50 USD
Availability 15+ Weeks

Qty:

Sale Price $1372.04 USD
Regular Price $1499.50 USD
Availability 15+ Weeks
Quantity

Dwyer 1005W-A1-D Weatherproof Pressure Switch (25 to 200psig) with Aluminum pressure chamber & Polymide diaphragm-

Dwyer 1005W-A1-D Weatherproof Pressure Switch (25 to 200psig) with Aluminum pressure chamber & Polymide diaphragm
Model: 1005W-A1-D

Sale Price $782.37 USD
Regular Price $855.05 USD
Availability 7 to 8 Weeks

Qty:

Sale Price $782.37 USD
Regular Price $855.05 USD
Availability 7 to 8 Weeks
Quantity

Dwyer 1005W-B3-D Weatherproof Pressure Switch (25 to 200psig) with 316SS pressure chamber & FEP diaphragm-

Dwyer 1005W-B3-D Weatherproof Pressure Switch (25 to 200psig) with 316SS pressure chamber & FEP diaphragm
Model: 1005W-B3-D

Sale Price $887.70 USD
Regular Price $970.16 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $887.70 USD
Regular Price $970.16 USD
Availability 4 to 5 Weeks
Quantity

Dwyer 1626-1 Pressure Switch (0.15-1.5"w.c.) with Single Electric Switch-

Dwyer 1626-1 Pressure Switch (0.15-1.5"w.c.) with Single Electric Switch
Model: 1626-1

Sale Price $512.63 USD
Regular Price $560.25 USD
Availability 10 to 11 Weeks

Qty:

Sale Price $512.63 USD
Regular Price $560.25 USD
Availability 10 to 11 Weeks
Quantity

Dwyer 1638-1 Large Diaphragm Pressure Switch (0.20-1.0"w.c.)-

Dwyer 1638-1 Large Diaphragm Pressure Switch (0.20-1.0"w.c.)
Model: 1638-1

Sale Price $564.19 USD
Regular Price $616.60 USD
Availability 1 Week

Qty:

Sale Price $564.19 USD
Regular Price $616.60 USD
Availability 1 Week
Quantity

Dwyer 1638-5 Large Diaphragm Pressure Switch (2.0-6.0"w.c.)-

Dwyer 1638-5 Large Diaphragm Pressure Switch (2.0-6.0"w.c.)
Model: 1638-5

Sale Price $564.19 USD
Regular Price $616.60 USD
Availability 5 Days

Qty:

Sale Price $564.19 USD
Regular Price $616.60 USD
Availability 5 Days
Quantity

Dwyer 1640-1 Differential Pressure Switch (0.2-1.0"w.c.) with SPDT switch-

Dwyer 1640-1 Differential Pressure Switch (0.2-1.0"w.c.) with SPDT switch
Model: 1640-1

Sale Price $854.34 USD
Regular Price $933.70 USD
Availability 3 Days

Qty:

Sale Price $854.34 USD
Regular Price $933.70 USD
Availability 3 Days
Quantity

Dwyer 1823-0 Low Differential Pressure Switch, 0.15-0.5" w.c.-

Dwyer 1823-0 Low Differential Pressure Switch, 0.15-0.5" w.c.
Model: 1823-0

Sale Price $119.09 USD
Regular Price $130.15 USD
Availability 1 Week

Qty:

Sale Price $119.09 USD
Regular Price $130.15 USD
Availability 1 Week
Quantity

Dwyer 1823-00 Low Differential Pressure Switch, 0.07-0.22" w.c.-

Dwyer 1823-00 Low Differential Pressure Switch, 0.07-0.22" w.c.
Model: 1823-00

Sale Price $124.85 USD
Regular Price $136.45 USD
Availability 3 Days

Qty:

Sale Price $124.85 USD
Regular Price $136.45 USD
Availability 3 Days
Quantity

Dwyer 1910-0 Differential Pressure Switch (0.15-0.55"w.c.)-

Dwyer 1910-0 Differential Pressure Switch (0.15-0.55"w.c.)
Model: 1910-0

Sale Price $83.86 USD
Regular Price $91.65 USD
Availability 5 Days

Qty:

Sale Price $83.86 USD
Regular Price $91.65 USD
Availability 5 Days
Quantity
Showing 1 to 20 of 909 products
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