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 907 products

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

Sale Price	$145.12 USD
Regular Price	$158.60 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$145.12 USD
Regular Price	$158.60 USD
Availability	2 to 3 Weeks
Quantity	Quantity

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

Sale Price	$193.25 USD
Regular Price	$211.20 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$193.25 USD
Regular Price	$211.20 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	$193.25 USD
Regular Price	$211.20 USD
Availability	5 Days

Qty:

Sale Price	$193.25 USD
Regular Price	$211.20 USD
Availability	5 Days
Quantity	Quantity

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

Sale Price	$193.25 USD
Regular Price	$211.20 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$193.25 USD
Regular Price	$211.20 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	$193.25 USD
Regular Price	$211.20 USD
Availability	1 Week

Qty:

Sale Price	$193.25 USD
Regular Price	$211.20 USD
Availability	1 Week
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 AVS-350 Adjustable Pressure Switch, decreasing 3 to 96.5 psi
Model: AVS-350

Sale Price	$209.54 USD
Regular Price	$229.00 USD
Availability	13 to 14 Weeks

Qty:

Sale Price	$209.54 USD
Regular Price	$229.00 USD
Availability	13 to 14 Weeks
Quantity	Quantity

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

Sale Price	$211.22 USD
Regular Price	$236.00 USD
Availability	10 to 11 Weeks

Qty:

Sale Price	$211.22 USD
Regular Price	$236.00 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	$211.22 USD
Regular Price	$236.00 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$211.22 USD
Regular Price	$236.00 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	$211.22 USD
Regular Price	$236.00 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$211.22 USD
Regular Price	$236.00 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	$211.22 USD
Regular Price	$236.00 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$211.22 USD
Regular Price	$236.00 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	$211.22 USD
Regular Price	$236.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$211.22 USD
Regular Price	$236.00 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	$211.22 USD
Regular Price	$236.00 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$211.22 USD
Regular Price	$236.00 USD
Availability	4 to 5 Weeks
Quantity	Quantity

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

Sale Price	$217.77 USD
Regular Price	$238.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$217.77 USD
Regular Price	$238.00 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	$214.80 USD
Regular Price	$240.00 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$214.80 USD
Regular Price	$240.00 USD
Availability	4 to 5 Weeks
Quantity	Quantity

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

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

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

Ashcroft B424B 30IMV/15# B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/15 psi
Model: B424B 30IMV/15# | Order No: B424B30IMV/15#

Sale Price	$241.65 USD
Regular Price	$270.00 USD
Availability	11 to 12 Weeks

Qty:

Sale Price	$241.65 USD
Regular Price	$270.00 USD
Availability	11 to 12 Weeks
Quantity	Quantity

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

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

Ashcroft B424B 30IMV/60# B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/60 psi
Model: B424B 30IMV/60# | Order No: B424B30IMV/60#

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 907 products

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Pressure Switches

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

Qty:

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

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

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

Qty:

Dwyer A1F Series Low Cost OEM Pressure Switches

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

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#

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

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

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

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

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

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

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

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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:

Ashcroft B424B 30IMV/15# B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/15 psi Model: B424B 30IMV/15# | Order No: B424B30IMV/15#

Qty:

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

Qty:

Ashcroft B424B 30IMV/60# B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/60 psi Model: B424B 30IMV/60# | Order No: B424B30IMV/60#

Qty:

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

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#

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

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

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

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

Ashcroft B424B 30IMV/15# B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/15 psi
Model: B424B 30IMV/15# | Order No: B424B30IMV/15#

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

Ashcroft B424B 30IMV/60# B-Series Pressure Switch with NEMA 4X Enclosure, -30 inHg/60 psi
Model: B424B 30IMV/60# | Order No: B424B30IMV/60#