Pressure Switches

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

Single Switches

Vacuum Switches

Differential Switches

Single Switches

Vacuum Switches

Showing 241 to 260 of 911 products

Dwyer FSW2-DNPN-10 Sewage Water Level Float Switch with PVC cable, SPDT, 10' cable, free floating
Model: FSW2-DNPN-10

Sale Price	$129.06 USD
Regular Price	$141.05 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$129.06 USD
Regular Price	$141.05 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Dwyer 1900-5-MR Differential Pressure Switch with manual reset, 1.40 to 5.5" w.c.
Model: 1900-5-MR

Sale Price	$132.96 USD
Regular Price	$145.31 USD
Availability	3 to 4 Weeks

Qty:

Sale Price	$132.96 USD
Regular Price	$145.31 USD
Availability	3 to 4 Weeks
Quantity	Quantity

Schneider Electric PC-301 Differential Air Pressure Switch Control for the SPD310-100/300/500/1000Pa, 0.07 to 1" W.C.
Model: PC-301

Sale Price	$160.00 USD
Regular Price	$412.39 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$160.00 USD
Regular Price	$412.39 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Dwyer DXW-11-153-3 Differential Pressure Switch, 25 to 50 psi, NEMA 4X, wet-wet
Model: DXW-11-153-3

Sale Price	$148.09 USD
Regular Price	$161.85 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$148.09 USD
Regular Price	$161.85 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Dwyer A1F Series Low Cost OEM Pressure Switches

Wetted materials of 316 SS and fluorocarbon ensure great chemical compatibility with a wide range of process media. The open case style is perfect for panel mounting applications like pump skids. Field installable weatherproof enclosure is available in polycarbonate offering a low cost weatherproof switch.

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Dwyer A1F-O-SS-1-1 OEM Pressure Switch (2-15 psig)
Model: A1F-O-SS-1-1

Sale Price	$202.90 USD
Regular Price	$221.75 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$202.90 USD
Regular Price	$221.75 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Dwyer A1F-O-SS-1-2 OEM Pressure Switch (4-75 psig)
Model: A1F-O-SS-1-2

Sale Price	$202.90 USD
Regular Price	$221.75 USD
Availability	3 Days

Qty:

Sale Price	$202.90 USD
Regular Price	$221.75 USD
Availability	3 Days
Quantity	Quantity

Dwyer A1F-O-SS-1-3 OEM Pressure Switch (8-225 psig)
Model: A1F-O-SS-1-3

Sale Price	$202.90 USD
Regular Price	$221.75 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$202.90 USD
Regular Price	$221.75 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Dwyer A1F-O-SS-1-4 OEM Pressure Switch (16-450 psig)
Model: A1F-O-SS-1-4

Sale Price	$202.90 USD
Regular Price	$221.75 USD
Availability	1 Week

Qty:

Sale Price	$202.90 USD
Regular Price	$221.75 USD
Availability	1 Week
Quantity	Quantity

Dwyer AVS-350 Adjustable Pressure Switch, decreasing 3 to 96.5 psi
Model: AVS-350

Sale Price	$214.11 USD
Regular Price	$234.00 USD
Availability	13 to 14 Weeks

Qty:

Sale Price	$214.11 USD
Regular Price	$234.00 USD
Availability	13 to 14 Weeks
Quantity	Quantity

Dwyer APS-350 Adjustable Pressure Switch
Model: APS-350

Sale Price	$222.35 USD
Regular Price	$243.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$222.35 USD
Regular Price	$243.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Dwyer RHP-2N40-LCD Humidity, Temperature and Dew Point Transmitter, 0 to 100% RH, -40 to 140°F
Model: RHP-2N40-LCD

Sale Price	$223.99 USD
Regular Price	$244.80 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$223.99 USD
Regular Price	$244.80 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Ashcroft B424B 15# B-Series Pressure Switch with NEMA 4X Enclosure, 15 psi
Model: B424B 15# | Order No: B424B15#

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks
Quantity	Quantity

Ashcroft B424B 30# B-Series Pressure Switch with NEMA 4X Enclosure, 30 psi
Model: B424B 30# | Order No: B424B30#

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	10 to 11 Weeks

Qty:

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	10 to 11 Weeks
Quantity	Quantity

Ashcroft B424B 60# B-Series Pressure Switch with NEMA 4X Enclosure, 60 psi
Model: B424B 60# | Order No: B424B60#

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks
Quantity	Quantity

Ashcroft B424B 100# B-Series Pressure Switch with NEMA 4X Enclosure, 100 psi
Model: B424B 100# | Order No: B424B100#

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks
Quantity	Quantity

Ashcroft B424B 200# B-Series Pressure Switch with NEMA 4X Enclosure, 200 psi
Model: B424B 200# | Order No: B424B200#

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks
Quantity	Quantity

Ashcroft B424B 400# B-Series Pressure Switch with NEMA 4X Enclosure, 400 psi
Model: B424B 400# | Order No: B424B400#

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Ashcroft B424B 600# B-Series Pressure Switch with NEMA 4X Enclosure, 600 psi
Model: B424B 600# | Order No: B424B600#

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$222.08 USD
Regular Price	$248.13 USD
Availability	4 to 5 Weeks
Quantity	Quantity

Ashcroft B424B 30IMV/30IW B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/30 inH2O
Model: B424B 30IMV/30IW | Order No: B424B30IMV/30IW

Sale Price	$241.65 USD
Regular Price	$270.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$241.65 USD
Regular Price	$270.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Showing 241 to 260 of 911 products

Pressure Switches

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Dwyer FSW2-DNPN-10 Sewage Water Level Float Switch with PVC cable, SPDT, 10' cable, free floating Model: FSW2-DNPN-10

Qty:

Dwyer 1900-5-MR Differential Pressure Switch with manual reset, 1.40 to 5.5" w.c. Model: 1900-5-MR

Qty:

Schneider Electric PC-301 Differential Air Pressure Switch Control for the SPD310-100/300/500/1000Pa, 0.07 to 1" W.C. Model: PC-301

Qty:

Dwyer DXW-11-153-3 Differential Pressure Switch, 25 to 50 psi, NEMA 4X, wet-wet Model: DXW-11-153-3

Qty:

Dwyer A1F Series Low Cost OEM Pressure Switches

Dwyer A1F-O-SS-1-1 OEM Pressure Switch (2-15 psig) Model: A1F-O-SS-1-1

Qty:

Dwyer A1F-O-SS-1-2 OEM Pressure Switch (4-75 psig) Model: A1F-O-SS-1-2

Qty:

Dwyer A1F-O-SS-1-3 OEM Pressure Switch (8-225 psig) Model: A1F-O-SS-1-3

Qty:

Dwyer A1F-O-SS-1-4 OEM Pressure Switch (16-450 psig) Model: A1F-O-SS-1-4

Qty:

Dwyer AVS-350 Adjustable Pressure Switch, decreasing 3 to 96.5 psi Model: AVS-350

Qty:

Dwyer APS-350 Adjustable Pressure Switch Model: APS-350

Qty:

Dwyer RHP-2N40-LCD Humidity, Temperature and Dew Point Transmitter, 0 to 100% RH, -40 to 140°F Model: RHP-2N40-LCD

Qty:

Ashcroft B424B 15# B-Series Pressure Switch with NEMA 4X Enclosure, 15 psi Model: B424B 15# | Order No: B424B15#

Qty:

Ashcroft B424B 30# B-Series Pressure Switch with NEMA 4X Enclosure, 30 psi Model: B424B 30# | Order No: B424B30#

Qty:

Ashcroft B424B 60# B-Series Pressure Switch with NEMA 4X Enclosure, 60 psi Model: B424B 60# | Order No: B424B60#

Qty:

Ashcroft B424B 100# B-Series Pressure Switch with NEMA 4X Enclosure, 100 psi Model: B424B 100# | Order No: B424B100#

Qty:

Ashcroft B424B 200# B-Series Pressure Switch with NEMA 4X Enclosure, 200 psi Model: B424B 200# | Order No: B424B200#

Qty:

Ashcroft B424B 400# B-Series Pressure Switch with NEMA 4X Enclosure, 400 psi Model: B424B 400# | Order No: B424B400#

Qty:

Ashcroft B424B 600# B-Series Pressure Switch with NEMA 4X Enclosure, 600 psi Model: B424B 600# | Order No: B424B600#

Qty:

Ashcroft B424B 30IMV/30IW B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/30 inH2O Model: B424B 30IMV/30IW | Order No: B424B30IMV/30IW

Qty:

Dwyer FSW2-DNPN-10 Sewage Water Level Float Switch with PVC cable, SPDT, 10' cable, free floating
Model: FSW2-DNPN-10

Dwyer 1900-5-MR Differential Pressure Switch with manual reset, 1.40 to 5.5" w.c.
Model: 1900-5-MR

Schneider Electric PC-301 Differential Air Pressure Switch Control for the SPD310-100/300/500/1000Pa, 0.07 to 1" W.C.
Model: PC-301

Dwyer DXW-11-153-3 Differential Pressure Switch, 25 to 50 psi, NEMA 4X, wet-wet
Model: DXW-11-153-3

Dwyer A1F-O-SS-1-1 OEM Pressure Switch (2-15 psig)
Model: A1F-O-SS-1-1

Dwyer A1F-O-SS-1-2 OEM Pressure Switch (4-75 psig)
Model: A1F-O-SS-1-2

Dwyer A1F-O-SS-1-3 OEM Pressure Switch (8-225 psig)
Model: A1F-O-SS-1-3

Dwyer A1F-O-SS-1-4 OEM Pressure Switch (16-450 psig)
Model: A1F-O-SS-1-4

Dwyer AVS-350 Adjustable Pressure Switch, decreasing 3 to 96.5 psi
Model: AVS-350

Dwyer APS-350 Adjustable Pressure Switch
Model: APS-350

Dwyer RHP-2N40-LCD Humidity, Temperature and Dew Point Transmitter, 0 to 100% RH, -40 to 140°F
Model: RHP-2N40-LCD

Ashcroft B424B 15# B-Series Pressure Switch with NEMA 4X Enclosure, 15 psi
Model: B424B 15# | Order No: B424B15#

Ashcroft B424B 30# B-Series Pressure Switch with NEMA 4X Enclosure, 30 psi
Model: B424B 30# | Order No: B424B30#

Ashcroft B424B 60# B-Series Pressure Switch with NEMA 4X Enclosure, 60 psi
Model: B424B 60# | Order No: B424B60#

Ashcroft B424B 100# B-Series Pressure Switch with NEMA 4X Enclosure, 100 psi
Model: B424B 100# | Order No: B424B100#

Ashcroft B424B 200# B-Series Pressure Switch with NEMA 4X Enclosure, 200 psi
Model: B424B 200# | Order No: B424B200#

Ashcroft B424B 400# B-Series Pressure Switch with NEMA 4X Enclosure, 400 psi
Model: B424B 400# | Order No: B424B400#

Ashcroft B424B 600# B-Series Pressure Switch with NEMA 4X Enclosure, 600 psi
Model: B424B 600# | Order No: B424B600#

Ashcroft B424B 30IMV/30IW B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/30 inH2O
Model: B424B 30IMV/30IW | Order No: B424B30IMV/30IW