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 1 to 20 of 289 products

Ashcroft B424B 10IW B-Series Pressure Switch with NEMA 4X Enclosure, 10 inH2O
Model: B424B 10IW | Order No: B424B10IW

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	1 in Stock

Qty:

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	1 in Stock
Quantity

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

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	15+ Weeks

Qty:

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	15+ Weeks
Quantity

Ashcroft B424B 1000# B-Series Pressure Switch with NEMA 4X Enclosure, 1,000 psi
Model: B424B 1000# | Order No: B424B1000#

Sale Price	$227.38 USD
Regular Price	$289.65 USD
Availability	3 to 4 Weeks

Qty:

Sale Price	$227.38 USD
Regular Price	$289.65 USD
Availability	3 to 4 Weeks
Quantity

Ashcroft B424B 100IW B-Series Pressure Switch with NEMA 4X Enclosure, 100 inH2O
Model: B424B 100IW | Order No: B424B100IW

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	5 to 6 Weeks

Qty:

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	5 to 6 Weeks
Quantity

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

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	4 to 5 Weeks
Quantity

Ashcroft B424B 150IW B-Series Pressure Switch with NEMA 4X Enclosure, 150 inH2O
Model: B424B 150IW | Order No: B424B150IW

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	2 to 3 Weeks
Quantity

Ashcroft B424B 15IWV/15IW B-Series Pressure Switch with NEMA 4X Enclosure, -15/15 inH2O
Model: B424B 15IWV/15IW | Order No: B424B15IWV/15IW

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	2 to 3 Weeks
Quantity

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

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	5 to 6 Weeks

Qty:

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	5 to 6 Weeks
Quantity

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

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	10 to 11 Weeks

Qty:

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	10 to 11 Weeks
Quantity

Ashcroft B424B 3000# B-Series Pressure Switch with NEMA 4X Enclosure, 3,000 psi
Model: B424B 3000# | Order No: B424B3000#

Sale Price	$227.38 USD
Regular Price	$289.65 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$227.38 USD
Regular Price	$289.65 USD
Availability	2 to 3 Weeks
Quantity

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

Sale Price	$196.74 USD
Regular Price	$250.63 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$196.74 USD
Regular Price	$250.63 USD
Availability	2 to 3 Weeks
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	$196.74 USD
Regular Price	$250.63 USD
Availability	11 to 12 Weeks

Qty:

Sale Price	$196.74 USD
Regular Price	$250.63 USD
Availability	11 to 12 Weeks
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	$196.74 USD
Regular Price	$250.63 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$196.74 USD
Regular Price	$250.63 USD
Availability	2 to 3 Weeks
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	$196.74 USD
Regular Price	$250.63 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$196.74 USD
Regular Price	$250.63 USD
Availability	2 to 3 Weeks
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	$196.74 USD
Regular Price	$250.63 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$196.74 USD
Regular Price	$250.63 USD
Availability	2 to 3 Weeks
Quantity

Ashcroft B424B 30IW B-Series Pressure Switch with NEMA 4X Enclosure, 30 inH2O
Model: B424B 30IW | Order No: B424B30IW

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	3 to 4 Weeks

Qty:

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	3 to 4 Weeks
Quantity

Ashcroft B424B 30IWV/30IW B-Series Pressure Switch with NEMA 4X Enclosure, -30/30 inH2O
Model: B424B 30IWV/30IW | Order No: B424B30IWV/30IW

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$208.94 USD
Regular Price	$266.17 USD
Availability	2 to 3 Weeks
Quantity

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

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	2 to 3 Weeks
Quantity

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

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	4 to 5 Weeks
Quantity

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

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$172.13 USD
Regular Price	$219.27 USD
Availability	4 to 5 Weeks
Quantity

Showing 1 to 20 of 289 products

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Pressure Switches

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Ashcroft B424B 10IW B-Series Pressure Switch with NEMA 4X Enclosure, 10 inH2O Model: B424B 10IW | Order No: B424B10IW

Qty:

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

Qty:

Ashcroft B424B 1000# B-Series Pressure Switch with NEMA 4X Enclosure, 1,000 psi Model: B424B 1000# | Order No: B424B1000#

Qty:

Ashcroft B424B 100IW B-Series Pressure Switch with NEMA 4X Enclosure, 100 inH2O Model: B424B 100IW | Order No: B424B100IW

Qty:

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

Qty:

Ashcroft B424B 150IW B-Series Pressure Switch with NEMA 4X Enclosure, 150 inH2O Model: B424B 150IW | Order No: B424B150IW

Qty:

Ashcroft B424B 15IWV/15IW B-Series Pressure Switch with NEMA 4X Enclosure, -15/15 inH2O Model: B424B 15IWV/15IW | Order No: B424B15IWV/15IW

Qty:

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

Qty:

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

Qty:

Ashcroft B424B 3000# B-Series Pressure Switch with NEMA 4X Enclosure, 3,000 psi Model: B424B 3000# | Order No: B424B3000#

Qty:

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

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

Qty:

Ashcroft B424B 30IW B-Series Pressure Switch with NEMA 4X Enclosure, 30 inH2O Model: B424B 30IW | Order No: B424B30IW

Qty:

Ashcroft B424B 30IWV/30IW B-Series Pressure Switch with NEMA 4X Enclosure, -30/30 inH2O Model: B424B 30IWV/30IW | Order No: B424B30IWV/30IW

Qty:

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

Qty:

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

Qty:

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

Qty:

Ashcroft B424B 10IW B-Series Pressure Switch with NEMA 4X Enclosure, 10 inH2O
Model: B424B 10IW | Order No: B424B10IW

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

Ashcroft B424B 1000# B-Series Pressure Switch with NEMA 4X Enclosure, 1,000 psi
Model: B424B 1000# | Order No: B424B1000#

Ashcroft B424B 100IW B-Series Pressure Switch with NEMA 4X Enclosure, 100 inH2O
Model: B424B 100IW | Order No: B424B100IW

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

Ashcroft B424B 150IW B-Series Pressure Switch with NEMA 4X Enclosure, 150 inH2O
Model: B424B 150IW | Order No: B424B150IW

Ashcroft B424B 15IWV/15IW B-Series Pressure Switch with NEMA 4X Enclosure, -15/15 inH2O
Model: B424B 15IWV/15IW | Order No: B424B15IWV/15IW

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

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

Ashcroft B424B 3000# B-Series Pressure Switch with NEMA 4X Enclosure, 3,000 psi
Model: B424B 3000# | Order No: B424B3000#

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

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

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

Ashcroft B424B 30IW B-Series Pressure Switch with NEMA 4X Enclosure, 30 inH2O
Model: B424B 30IW | Order No: B424B30IW

Ashcroft B424B 30IWV/30IW B-Series Pressure Switch with NEMA 4X Enclosure, -30/30 inH2O
Model: B424B 30IWV/30IW | Order No: B424B30IWV/30IW

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

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

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