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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 61 to 80 of 906 products

Dwyer MP-250PA Mini-Photohelic, Pressure Switch/Gauge, 0/250Pa-

Dwyer MP-250PA Mini-Photohelic, Pressure Switch/Gauge, 0/250Pa
Model: MP-250PA

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 7 to 8 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 7 to 8 Weeks
Quantity

Dwyer MP-1KPA Mini-Photohelic, Pressure Switch/Gauge, 0/1Kpa-

Dwyer MP-1KPA Mini-Photohelic, Pressure Switch/Gauge, 0/1Kpa
Model: MP-1KPA

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 1 to 2 Weeks
Quantity

Dwyer MP-125PA Mini-Photohelic, Pressure Switch/Gauge, 0/125Pa-

Dwyer MP-125PA Mini-Photohelic, Pressure Switch/Gauge, 0/125Pa
Model: MP-125PA

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 3 Days

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 3 Days
Quantity

Dwyer MP-10PSI Mini-Photohelic, Pressure Switch/Gauge, 0/10Psi-

Dwyer MP-10PSI Mini-Photohelic, Pressure Switch/Gauge, 0/10Psi
Model: MP-10PSI

Sale Price $546.47 USD
Regular Price $597.24 USD
Availability 7 to 8 Weeks

Qty:

Sale Price $546.47 USD
Regular Price $597.24 USD
Availability 7 to 8 Weeks
Quantity

Dwyer MP-100MM Mini-Photohelic, Pressure Switch/Gauge, 0/100mm w.c.-

Dwyer MP-100MM Mini-Photohelic, Pressure Switch/Gauge, 0/100mm w.c.
Model: MP-100MM

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 6 to 7 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 6 to 7 Weeks
Quantity

Dwyer MP-100 Mini-Photohelic, Pressure Switch/Gauge, 0/100"w.c.-

Dwyer MP-100 Mini-Photohelic, Pressure Switch/Gauge, 0/100"w.c.
Model: MP-100

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 3 to 4 Weeks
Quantity

Dwyer MP-060 Mini-Photohelic, Pressure Switch/Gauge, 0/60"w.c.-

Dwyer MP-060 Mini-Photohelic, Pressure Switch/Gauge, 0/60"w.c.
Model: MP-060

Sale Price $546.47 USD
Regular Price $597.24 USD
Availability 7 to 8 Weeks

Qty:

Sale Price $546.47 USD
Regular Price $597.24 USD
Availability 7 to 8 Weeks
Quantity

Dwyer MP-040 Mini-Photohelic, Pressure Switch/Gauge, 0/40"w.c.-

Dwyer MP-040 Mini-Photohelic, Pressure Switch/Gauge, 0/40"w.c.
Model: MP-040

Sale Price $546.47 USD
Regular Price $597.24 USD
Availability 7 to 8 Weeks

Qty:

Sale Price $546.47 USD
Regular Price $597.24 USD
Availability 7 to 8 Weeks
Quantity

Dwyer MP-020 Mini-Photohelic, Pressure Switch/Gauge, 0/20"w.c.-

Dwyer MP-020 Mini-Photohelic, Pressure Switch/Gauge, 0/20"w.c.
Model: MP-020

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 3 to 4 Weeks
Quantity

Dwyer MP-010 Mini-Photohelic, Pressure Switch/Gauge, 0/10"w.c.-

Dwyer MP-010 Mini-Photohelic, Pressure Switch/Gauge, 0/10"w.c.
Model: MP-010

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 1 to 2 Weeks
Quantity

Dwyer MP-005 Mini-Photohelic, Pressure Switch/Gauge, 0/5.0"w.c.-

Dwyer MP-005 Mini-Photohelic, Pressure Switch/Gauge, 0/5.0"w.c.
Model: MP-005

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 4 to 5 Weeks
Quantity

Dwyer MP-003 Mini-Photohelic, Pressure Switch/Gauge, 0/3.0"w.c.-

Dwyer MP-003 Mini-Photohelic, Pressure Switch/Gauge, 0/3.0"w.c.
Model: MP-003

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 4 Days

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 4 Days
Quantity

Dwyer MP-002 Mini-Photohelic, Pressure Switch/Gauge, 0/2.0"w.c.-

Dwyer MP-002 Mini-Photohelic, Pressure Switch/Gauge, 0/2.0"w.c.
Model: MP-002

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 4 to 5 Weeks
Quantity

Dwyer MP-001 Mini-Photohelic, Pressure Switch/Gauge, 0/1.0"w.c.-

Dwyer MP-001 Mini-Photohelic, Pressure Switch/Gauge, 0/1.0"w.c.
Model: MP-001

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 4 to 5 Weeks
Quantity

Dwyer MP-000 Mini-Photohelic, Pressure Switch/Gauge, 0/0.5"w.c.-

Dwyer MP-000 Mini-Photohelic, Pressure Switch/Gauge, 0/0.5"w.c.
Model: MP-000

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 3 Days

Qty:

Sale Price $535.23 USD
Regular Price $584.95 USD
Availability 3 Days
Quantity

Dwyer MP Series Mini-Photohelic Differential Pressure Switches/Gauges-

Dwyer MP Series Mini-Photohelic Differential Pressure Switches/Gauges

Designed to measure and control positive, negative, or differential pressures consisting of non-combustible and non-corrosive gases. The gauge reading is independent of switch operation, and switching status is visible by LED indicators located on the front and rear of the gauge. Setpoints are adjusted with push buttons on the back of the unit.

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Dwyer Mercoid A6-851221 Pressure Switch, 91-150 ±10 psi (6.27-10.34 ±0.69 bar), Brass-

Dwyer Mercoid A6-851221 Pressure Switch, 91-150 ±10 psi (6.27-10.34 ±0.69 bar), Brass
Model: A6-851221

Sale Price $31.98 USD
Regular Price $34.95 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $31.98 USD
Regular Price $34.95 USD
Availability 1 to 2 Weeks
Quantity

Dwyer MDS-8 Pressure Switch, 10.0 w.c.-

Dwyer MDS-8 Pressure Switch, 10.0 w.c.
Model: MDS-8

Sale Price $47.58 USD
Regular Price $52.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $47.58 USD
Regular Price $52.00 USD
Availability 1 to 2 Weeks
Quantity

Dwyer MDS-7 Pressure Switch, 8.0 w.c.-

Dwyer MDS-7 Pressure Switch, 8.0 w.c.
Model: MDS-7

Sale Price $47.58 USD
Regular Price $52.00 USD
Availability 11 to 12 Weeks

Qty:

Sale Price $47.58 USD
Regular Price $52.00 USD
Availability 11 to 12 Weeks
Quantity

Dwyer MDS-6 Pressure Switch, 6.0 w.c.-

Dwyer MDS-6 Pressure Switch, 6.0 w.c.
Model: MDS-6

Sale Price $47.58 USD
Regular Price $52.00 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $47.58 USD
Regular Price $52.00 USD
Availability 8 to 9 Weeks
Quantity
Showing 61 to 80 of 906 products
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