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 796 products

ACI AFS-222 Differential Pressure Switch, 0.05 to 12.0 inWC, automatic reset
Model: AFS-222 | Order No: 101788

Sale Price	$60.86 USD
Regular Price	$148.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$60.86 USD
Regular Price	$148.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

ACI AFS-262-112 Differential Pressure Switch, 0.05 to 2.0 inWC, automatic reset
Model: AFS-262-112 | Order No: 118041

Sale Price	$68.92 USD
Regular Price	$167.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$68.92 USD
Regular Price	$167.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

ACI AFS-460 Differential Pressure Switch, 0.4 to 12.0 inWC, manual reset
Model: AFS-460 | Order No: 101791/A

Sale Price	$90.40 USD
Regular Price	$219.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$90.40 USD
Regular Price	$219.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

ACI AFS-460-137 Differential Pressure Switch, 0.60 to 12 inWC, manual reset
Model: AFS-460-137 | Order No: 105782

Sale Price	$229.12 USD
Regular Price	$558.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$229.12 USD
Regular Price	$558.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

ACI AFS-460-DSS Differential Pressure Switch, 1.25 to 12 inWC, dual SPST
Model: AFS-460-DSS | Order No: 101792/A

Sale Price	$234.49 USD
Regular Price	$572.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$234.49 USD
Regular Price	$572.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

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

Sale Price	$207.69 USD
Regular Price	$232.06 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$207.69 USD
Regular Price	$232.06 USD
Availability	4 to 5 Weeks
Quantity	Quantity

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

Sale Price	$274.36 USD
Regular Price	$306.55 USD
Availability	3 to 4 Weeks

Qty:

Sale Price	$274.36 USD
Regular Price	$306.55 USD
Availability	3 to 4 Weeks
Quantity	Quantity

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

Sale Price	$252.12 USD
Regular Price	$281.70 USD
Availability	5 to 6 Weeks

Qty:

Sale Price	$252.12 USD
Regular Price	$281.70 USD
Availability	5 to 6 Weeks
Quantity	Quantity

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

Sale Price	$252.12 USD
Regular Price	$281.70 USD
Availability	5 to 6 Weeks

Qty:

Sale Price	$252.12 USD
Regular Price	$281.70 USD
Availability	5 to 6 Weeks
Quantity	Quantity

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

Sale Price	$207.69 USD
Regular Price	$232.06 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$207.69 USD
Regular Price	$232.06 USD
Availability	4 to 5 Weeks
Quantity	Quantity

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

Sale Price	$252.12 USD
Regular Price	$281.70 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$252.12 USD
Regular Price	$281.70 USD
Availability	2 to 3 Weeks
Quantity	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	$252.12 USD
Regular Price	$281.70 USD
Availability	5 to 6 Weeks

Qty:

Sale Price	$252.12 USD
Regular Price	$281.70 USD
Availability	5 to 6 Weeks
Quantity	Quantity

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

Sale Price	$207.69 USD
Regular Price	$232.06 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$207.69 USD
Regular Price	$232.06 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	$207.69 USD
Regular Price	$232.06 USD
Availability	15+ Weeks

Qty:

Sale Price	$207.69 USD
Regular Price	$232.06 USD
Availability	15+ Weeks
Quantity	Quantity

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

Sale Price	$274.36 USD
Regular Price	$306.55 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$274.36 USD
Regular Price	$306.55 USD
Availability	2 to 3 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	$237.40 USD
Regular Price	$265.25 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$237.40 USD
Regular Price	$265.25 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	$269.84 USD
Regular Price	$301.50 USD
Availability	10 to 11 Weeks

Qty:

Sale Price	$269.84 USD
Regular Price	$301.50 USD
Availability	10 to 11 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/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 1 to 20 of 796 products

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Pressure Switches

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ACI AFS-222 Differential Pressure Switch, 0.05 to 12.0 inWC, automatic reset Model: AFS-222 | Order No: 101788

Qty:

ACI AFS-262-112 Differential Pressure Switch, 0.05 to 2.0 inWC, automatic reset Model: AFS-262-112 | Order No: 118041

Qty:

ACI AFS-460 Differential Pressure Switch, 0.4 to 12.0 inWC, manual reset Model: AFS-460 | Order No: 101791/A

Qty:

ACI AFS-460-137 Differential Pressure Switch, 0.60 to 12 inWC, manual reset Model: AFS-460-137 | Order No: 105782

Qty:

ACI AFS-460-DSS Differential Pressure Switch, 1.25 to 12 inWC, dual SPST Model: AFS-460-DSS | Order No: 101792/A

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

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:

ACI AFS-222 Differential Pressure Switch, 0.05 to 12.0 inWC, automatic reset
Model: AFS-222 | Order No: 101788

ACI AFS-262-112 Differential Pressure Switch, 0.05 to 2.0 inWC, automatic reset
Model: AFS-262-112 | Order No: 118041

ACI AFS-460 Differential Pressure Switch, 0.4 to 12.0 inWC, manual reset
Model: AFS-460 | Order No: 101791/A

ACI AFS-460-137 Differential Pressure Switch, 0.60 to 12 inWC, manual reset
Model: AFS-460-137 | Order No: 105782

ACI AFS-460-DSS Differential Pressure Switch, 1.25 to 12 inWC, dual SPST
Model: AFS-460-DSS | Order No: 101792/A

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

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#