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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 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

Dwyer 1910-00 Differential Pressure Switch (0.07-0.15"w.c.)-

Dwyer 1910-00 Differential Pressure Switch (0.07-0.15"w.c.)
Model: 1910-00

Sale Price $88.80 USD
Regular Price $97.05 USD
Availability 10 to 11 Weeks

Qty:

Sale Price $88.80 USD
Regular Price $97.05 USD
Availability 10 to 11 Weeks
Quantity

Dwyer 1910-20 Differential Pressure Switch (4.0-20"w.c.)-

Dwyer 1910-20 Differential Pressure Switch (4.0-20"w.c.)
Model: 1910-20

Sale Price $83.86 USD
Regular Price $91.65 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $83.86 USD
Regular Price $91.65 USD
Availability 4 to 5 Weeks
Quantity

Dwyer 1950-0-2F Explosion-Proof Differential Pressure Switch (.15-.50" w.c)-

Dwyer 1950-0-2F Explosion-Proof Differential Pressure Switch (.15-.50" w.c)
Model: 1950-0-2F

Sale Price $370.85 USD
Regular Price $405.30 USD
Availability 1 in Stock

Qty:

Sale Price $370.85 USD
Regular Price $405.30 USD
Availability 1 in Stock
Quantity

Dwyer 1950-20-2F Explosion-Proof Differential Pressure Switch (4.0-20" w.c.)-

Dwyer 1950-20-2F Explosion-Proof Differential Pressure Switch (4.0-20" w.c.)
Model: 1950-20-2F

Sale Price $370.85 USD
Regular Price $405.30 USD
Availability 1 in Stock

Qty:

Sale Price $370.85 USD
Regular Price $405.30 USD
Availability 1 in Stock
Quantity

Dwyer 1950-5-2F Explosion-Proof Differential Pressure Switch (1.4-5.5" w.c.)-

Dwyer 1950-5-2F Explosion-Proof Differential Pressure Switch (1.4-5.5" w.c.)
Model: 1950-5-2f

Sale Price $370.85 USD
Regular Price $405.30 USD
Availability 1 Week

Qty:

Sale Price $370.85 USD
Regular Price $405.30 USD
Availability 1 Week
Quantity

Dwyer 1950G-20-B-120-NA Explosion-Proof Differential Pressure Switch for Natural Gas (4.0-20"w.c.)-

Dwyer 1950G-20-B-120-NA Explosion-Proof Differential Pressure Switch for Natural Gas (4.0-20"w.c.)
Model: 1950G-20-B-120-NA

Sale Price $577.73 USD
Regular Price $631.40 USD
Availability 4 Days

Qty:

Sale Price $577.73 USD
Regular Price $631.40 USD
Availability 4 Days
Quantity

Dwyer 1950P-2-2F Explosion-Proof Differential Pressure Switch (0.5-2.0 psid)-

Dwyer 1950P-2-2F Explosion-Proof Differential Pressure Switch (0.5-2.0 psid)
Model: 1950P-2-2F

Sale Price $424.88 USD
Regular Price $464.35 USD
Availability 1 Week

Qty:

Sale Price $424.88 USD
Regular Price $464.35 USD
Availability 1 Week
Quantity

Dwyer 3000MR-0 Photohelic Differential Pressure Switch/Gauge (0-0.5"w.c.)-

Dwyer 3000MR-0 Photohelic Differential Pressure Switch/Gauge (0-0.5"w.c.)
Model: 3000MR-0

Sale Price $693.48 USD
Regular Price $757.90 USD
Availability 1 Week

Qty:

Sale Price $693.48 USD
Regular Price $757.90 USD
Availability 1 Week
Quantity

Dwyer 3001MR Photohelic Differential Pressure Switch/Gauge (0-1"w.c.)-

Dwyer 3001MR Photohelic Differential Pressure Switch/Gauge (0-1"w.c.)
Model: 3001MR

Sale Price $693.48 USD
Regular Price $757.90 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $693.48 USD
Regular Price $757.90 USD
Availability 3 to 4 Weeks
Quantity

Dwyer 3002MRS Photohelic Differential Pressure Switch/Gauge (0-2.0"w.c.) with SPST relays-

Dwyer 3002MRS Photohelic Differential Pressure Switch/Gauge (0-2.0"w.c.) with SPST relays
Model: 3002MRS

Sale Price $722.71 USD
Regular Price $789.85 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $722.71 USD
Regular Price $789.85 USD
Availability 2 to 3 Weeks
Quantity

Dwyer 3005MR Photohelic Differential Pressure Switch/Gauge (0-5.0"w.c.)-

Dwyer 3005MR Photohelic Differential Pressure Switch/Gauge (0-5.0"w.c.)
Model: 3005MR

Sale Price $693.48 USD
Regular Price $757.90 USD
Availability 1 Week

Qty:

Sale Price $693.48 USD
Regular Price $757.90 USD
Availability 1 Week
Quantity
Showing 1 to 20 of 909 products
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