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 421 to 440 of 907 products

Ashcroft B724BXC8 30IMV/30# B-Series Pressure Switch with NEMA 7/9 Enclosure, -30 inHg/30 psi-

Ashcroft B724BXC8 30IMV/30# B-Series Pressure Switch with NEMA 7/9 Enclosure, -30 inHg/30 psi
Model: B724BXC8 30IMV/30# | Order No: B724BXC830IMV/30#

Sale Price $533.42 USD
Regular Price $596.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $533.42 USD
Regular Price $596.00 USD
Availability 2 to 3 Weeks
Quantity

Ashcroft B724BXC8 30IMV/60# B-Series Pressure Switch with NEMA 7/9 Enclosure, -30 inHg/60 psi-

Ashcroft B724BXC8 30IMV/60# B-Series Pressure Switch with NEMA 7/9 Enclosure, -30 inHg/60 psi
Model: B724BXC8 30IMV/60# | Order No: B724BXC830IMV/60#

Sale Price $533.42 USD
Regular Price $596.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $533.42 USD
Regular Price $596.00 USD
Availability 2 to 3 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-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-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-5PSI Mini-Photohelic, Pressure Switch/Gauge, 0/5Psi-

Dwyer MP-5PSI Mini-Photohelic, Pressure Switch/Gauge, 0/5Psi
Model: MP-5PSI

Sale Price $546.47 USD
Regular Price $597.24 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $546.47 USD
Regular Price $597.24 USD
Availability 3 to 4 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 $552.89 USD
Regular Price $604.25 USD
Availability 1 Week

Qty:

Sale Price $552.89 USD
Regular Price $604.25 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 $552.89 USD
Regular Price $604.25 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $552.89 USD
Regular Price $604.25 USD
Availability 1 to 2 Weeks
Quantity

Dwyer 1638-0 Large Diaphragm Pressure Switch (0.05-0.25"w.c.)-

Dwyer 1638-0 Large Diaphragm Pressure Switch (0.05-0.25"w.c.)
Model: 1638-0

Sale Price $552.89 USD
Regular Price $604.25 USD
Availability 13 to 14 Weeks

Qty:

Sale Price $552.89 USD
Regular Price $604.25 USD
Availability 13 to 14 Weeks
Quantity

Dwyer 1638-10 Large Diaphragm Pressure Switch (3.0-12"w.c.)-

Dwyer 1638-10 Large Diaphragm Pressure Switch (3.0-12"w.c.)
Model: 1638-10

Sale Price $552.89 USD
Regular Price $604.25 USD
Availability 15+ Weeks

Qty:

Sale Price $552.89 USD
Regular Price $604.25 USD
Availability 15+ Weeks
Quantity

Dwyer 1638-2 Large Diaphragm Pressure Switch (1.0-3.0"w.c.)-

Dwyer 1638-2 Large Diaphragm Pressure Switch (1.0-3.0"w.c.)
Model: 1638-2

Sale Price $552.89 USD
Regular Price $604.25 USD
Availability 5 Days

Qty:

Sale Price $552.89 USD
Regular Price $604.25 USD
Availability 5 Days
Quantity

Dwyer 1630 Series Large Diaphragm Pressure Switches-

Dwyer 1630 Series Large Diaphragm Pressure Switches

This high precision large diaphragm pressure switch incorporates a visible set point indicator for maximum convenience. UL and CSA listed, FM approved for general service, these switches are suitable for most applications in air conditioning and industrial service. Electrical capability of 15 amps handles most small electrical loads.

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Ashcroft LDSN4HB25 30IWD LP-Series Differential Pressure Switch with NEMA 4X Enclosure, Fixed Deadband, 30 inH2O-

Ashcroft LDSN4HB25 30IWD LP-Series Differential Pressure Switch with NEMA 4X Enclosure, Fixed Deadband, 30 inH2O
Model: LDSN4HB25 30IWD | Order No: LDSN4HB2530IWD

Sale Price $544.16 USD
Regular Price $608.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $544.16 USD
Regular Price $608.00 USD
Availability 2 to 3 Weeks
Quantity

Ashcroft LDSN4HB25 60IWD LP-Series Differential Pressure Switch with NEMA 4X Enclosure, Fixed Deadband, 60 inH2O-

Ashcroft LDSN4HB25 60IWD LP-Series Differential Pressure Switch with NEMA 4X Enclosure, Fixed Deadband, 60 inH2O
Model: LDSN4HB25 60IWD | Order No: LDSN4HB2560IWD

Sale Price $544.16 USD
Regular Price $608.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $544.16 USD
Regular Price $608.00 USD
Availability 2 to 3 Weeks
Quantity

Ashcroft LDSN4HB25 100IWD LP-Series Differential Pressure Switch with NEMA 4X Enclosure, Fixed Deadband, 100 inH2O-

Ashcroft LDSN4HB25 100IWD LP-Series Differential Pressure Switch with NEMA 4X Enclosure, Fixed Deadband, 100 inH2O
Model: LDSN4HB25 100IWD | Order No: LDSN4HB25100IWD

Sale Price $544.16 USD
Regular Price $608.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $544.16 USD
Regular Price $608.00 USD
Availability 2 to 3 Weeks
Quantity

Ashcroft LDSN4HB25 150IWD LP-Series Differential Pressure Switch with NEMA 4X Enclosure, Fixed Deadband, 150 inH2O-

Ashcroft LDSN4HB25 150IWD LP-Series Differential Pressure Switch with NEMA 4X Enclosure, Fixed Deadband, 150 inH2O
Model: LDSN4HB25 150IWD | Order No: LDSN4HB25150IWD

Sale Price $544.16 USD
Regular Price $608.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $544.16 USD
Regular Price $608.00 USD
Availability 2 to 3 Weeks
Quantity

Ashcroft B724BXC8 15IWV/15IW B-Series Pressure Switch with NEMA 7/9 Enclosure, -15/15 inH2O-

Ashcroft B724BXC8 15IWV/15IW B-Series Pressure Switch with NEMA 7/9 Enclosure, -15/15 inH2O
Model: B724BXC8 15IWV/15IW | Order No: B724BXC815IWV/15IW

Sale Price $548.64 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $548.64 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks
Quantity

Ashcroft B724BXC8 30IWV/30IW B-Series Pressure Switch with NEMA 7/9 Enclosure, -30/30 inH2O-

Ashcroft B724BXC8 30IWV/30IW B-Series Pressure Switch with NEMA 7/9 Enclosure, -30/30 inH2O
Model: B724BXC8 30IWV/30IW | Order No: B724BXC830IWV/30IW

Sale Price $548.64 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $548.64 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks
Quantity

Ashcroft B724BXC8 10IW B-Series Pressure Switch with NEMA 7/9 Enclosure, 10 inH2O-

Ashcroft B724BXC8 10IW B-Series Pressure Switch with NEMA 7/9 Enclosure, 10 inH2O
Model: B724BXC8 10IW | Order No: B724BXC810IW

Sale Price $548.64 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $548.64 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks
Quantity

Ashcroft B724BXC8 30IW B-Series Pressure Switch with NEMA 7/9 Enclosure, 30 inH2O-

Ashcroft B724BXC8 30IW B-Series Pressure Switch with NEMA 7/9 Enclosure, 30 inH2O
Model: B724BXC8 30IW | Order No: B724BXC830IW

Sale Price $548.64 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $548.64 USD
Regular Price $613.00 USD
Availability 2 to 3 Weeks
Quantity
Showing 421 to 440 of 907 products
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