Pressure Switch

Pressure Switches control when pumps turn on and off based on system pressure levels. These essential components protect your equipment and maintain consistent water pressure in wells, tanks, and pump systems. Choose from our wide selection of pressure ranges, connection sizes, and heavy-duty options perfect for any job.

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Showing 1105–1152 of 2334 resultsSorted by popularity

100/175# Pressure Switch with Unloader Valve

Siemens

SKU: 69JG9Y
$224.78
MSRP: $258.50
You save 15%
Siemens 69JG9Y 100/175# Pressure Switch with Unloader Valve quantity
Pressure Switch for Reliable HVAC System Protection

Siemens

SKU: 69JG9
$187.84
MSRP: $216.02
You save 15%
Siemens 69JG9 Pressure Switch quantity
Pressure Switch for HVAC & Building Automation Systems

Siemens

SKU: 69JG8Y
$224.78
MSRP: $258.50
You save 15%
Siemens 69JG8Y Pressure Switch quantity
50/175# Pressure Switch for HVAC & Refrigeration Systems

Siemens

SKU: 69JG8
$164.65
MSRP: $189.35
You save 15%
Siemens 69JG8 50/175# Pressure Switch quantity
Pressure Switch with Disconnect

Siemens

SKU: 69JG7LY
$244.81
MSRP: $281.53
You save 15%
Siemens 69JG7LY Pressure Switch with Disconnect quantity
Air Pressure Switch, SKU 69JG7

Siemens

SKU: 69JG7
$187.84
MSRP: $216.02
You save 15%
Siemens 69JG7 Air Pressure Switch quantity
Pressure Switch, Cut-In 80 PSI / Cut-Out 100 PSI

Siemens

SKU: 69JG6
$187.84
MSRP: $216.02
You save 15%
Siemens 69JG6 Pressure Switch, Cut-In 80 PSI / Cut-Out 100 PSI quantity
Pressure Switch with 1/4″ Port Connection

Siemens

SKU: 69JF9LY2C
$205.78
MSRP: $236.65
You save 15%
Siemens 69JF9LY2C Pressure Switch, 1/4" Port quantity
Pressure Control 140# ON / 175# OFF / 30-40# Differential

Siemens

SKU: 69JF9LY
$244.81
MSRP: $281.53
You save 15%
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Pressure Switch with 1/4″ FNPT Connection

Siemens

SKU: 69JF9
$140.31
MSRP: $161.36
You save 15%
Siemens 69JF9 Pressure Switch 1/4" FNPT quantity
Pressure Switch for Commercial HVAC Applications

Siemens

SKU: 69JF8Y
$126.40
MSRP: $145.36
You save 15%
Siemens 69JF8Y Pressure Switch quantity
Pressure Switch, Commercial HVAC Grade

Siemens

SKU: 69JF8
$109.14
MSRP: $125.51
You save 15%
Siemens 69JF8 Pressure Switch quantity
Air/Water Pressure Switch for HVAC System Protection

Siemens

SKU: 69JF7LY2C
$160.05
MSRP: $184.06
You save 15%
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Pressure Switch, 95-125 PSI, 25-33 PSI Differential

Siemens

SKU: 69JF7LY
$181.50
MSRP: $208.73
You save 15%
Siemens 69JF7LY Pressure Switch, 95-125 PSI, 25-33 PSI Differential quantity
95-125# Pressure Switch

Siemens

SKU: 69JF7
$109.14
MSRP: $125.51
You save 15%
Siemens 69JF7 95-125# Pressure Switch quantity
Air Pressure Switch with Unloader

Siemens

SKU: 69JF6LY
$141.18
MSRP: $162.36
You save 15%
Siemens 69JF6LY Air Pressure Switch with Unloader quantity
Air Differential Pressure Switch, 15-25 Diff, 60-110 Range

Siemens

SKU: 69JF6
$153.68
MSRP: $176.73
You save 15%
Siemens 69JF6 Air Differential Pressure Switch 15-25 Diff, 60-110 quantity
Pressure Switch 65# Max with Valve

Siemens

SKU: 69HAU3Z2935
$531.85
MSRP: $611.63
You save 15%
Siemens 69HAU3Z2935 Pressure Switch 65# Max with Valve quantity
Pressure Switch, 10 CI / 125 CO, 20-35 Adjustable Range

Siemens

SKU: 69HAU2
$531.85
MSRP: $611.63
You save 15%
Siemens 69HAU2 Pressure Switch, 10 CI / 125 CO, 20-35 Adj quantity
Pressure Switch, 40 Cut-In / 250 Cut-Out, 35–50 Adjustable

Siemens

SKU: 69HAU1
$531.85
MSRP: $611.63
You save 15%
Siemens 69HAU1 Pressure Switch, 40 Cut-In / 250 Cut-Out, 35-50 Adj quantity
Pressure Switch, 15-60 PSI Range, 7-15 PSI Adjustable Differential

Siemens

SKU: 69HA3
$393.61
MSRP: $452.65
You save 15%
Siemens 69HA3 Pressure Switch 15-60 PSI with 7-15 PSI Adjustable Differential quantity
Pressure Switch, 10CI/125CO, 20-35 PSI Adjustable Range

Siemens

SKU: 69HA2
$431.10
MSRP: $495.77
You save 15%
Siemens 69HA2 Pressure Switch, 10CI/125CO, 20-35 PSI Adjustable quantity
140-175# 1/4″ NPT Pressure Switch

Siemens

SKU: 69HA1X2AZ140175
$1,217.44
MSRP: $1,400.06
You save 15%
Siemens 69HA1X2AZ140175 140-175# 1/4" NPT Pressure Switch quantity
Pressure Switch, 40-250 PSI Range, 30-60 PSI Differential

Siemens

SKU: 69HA1
$306.14
MSRP: $352.06
You save 15%
Siemens 69HA1 Pressure Switch 40-250 PSI with 30-60 PSI Differential quantity
Pressure Switch, 1 OCI/80 CO, 15–25 PSI Adjustable Range

Siemens

SKU: 69ES2
$156.18
MSRP: $179.61
You save 15%
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Pressure Switch, 10 CI / 80 CO, 15-25 Adjustable

Siemens

SKU: 69ES1
$140.31
MSRP: $161.36
You save 15%
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Air Pressure Switch, 0.17–5.0″ w.c. Sensing Range

Fujitsu

SKU: 2-30-000118
$170.10
MSRP: $195.62
You save 15%
Fujitsu 2-30-000118 Air Pressure Switch 0.17–5.0" w.c. quantity
High Pressure Control 650+/-15 PSI

First Company

SKU: E2125
$49.25
MSRP: $56.64
You save 15%
First Company E2125 High Pressure Control 650+/-15 PSI quantity
Bourdon Tube Pressure Switch, 5–150 Psig, SPDT, 1/4″ NPT

US Motors

SKU: 5860
$1,078.10
MSRP: $1,239.82
You save 15%
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Bourdon Tube Pressure Switch, 1/8–15 Psig, SPDT, 10A, Brass, 1/4″ NPT

US Motors

SKU: 5830
$1,078.10
MSRP: $1,239.82
You save 15%
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30# R-22 Low Pressure Switch

US Motors

SKU: 3848
$45.13
MSRP: $51.90
You save 15%
US Motors 3848 30# R-22 Low Pressure Switch quantity
Pressure Switch for Motor Protection & Control

US Motors

SKU: 3846
$69.80
MSRP: $80.27
You save 15%
US Motors 3846 Pressure Switch quantity
Inducer Blower Kit with Pressure Switch

US Motors

SKU: 1882
$357.21
MSRP: $410.79
You save 15%
US Motors 1882 Inducer Blower Kit with Pressure Switch quantity
Differential Pressure Switch, 0.08–1.20″ w.c., SPDT, NEMA 3

Dwyer

SKU: EDPS-08-2-N
$46.09
MSRP: $53.00
You save 15%
Dwyer EDPS-08-2-N Differential Pressure Switch, 0.08–1.20" w.c., SPDT, NEMA 3 quantity
2.5″ w.c. Differential Pressure Control

Dwyer

SKU: DHC-006
$637.85
MSRP: $733.53
You save 15%
Dwyer DHC-006 2.5"wc Differential Pressure Control quantity
Bourdon Tube Pressure Switch, SPDT, 10–300 Psig, Vertical Mount

Dwyer

SKU: DAF-7081-153-9K
$1,509.93
MSRP: $1,736.42
You save 15%
Dwyer DAF-7081-153-9K Bourdon Tube Pressure Switch, SPDT, 10–300 Psig quantity
Bourdon Tube Pressure Switch, 10-300 Psig, SPDT, 1/4″ Male NPT

Dwyer

SKU: DA-7031-153-9
$1,187.33
MSRP: $1,365.43
You save 15%
Dwyer DA-7031-153-9 Bourdon Tube Pressure Switch, 10-300 Psig, SPDT quantity
Bourdon Tube Pressure Switch, 5–150 Psig, SPDT, 1/4″ NPT

Dwyer

SKU: DA-7031-153-7
$1,078.10
MSRP: $1,239.82
You save 15%
Read more
Bourdon Tube Pressure Switch, 5–100 Psig, SPDT, 1/4″ Male NPT

Dwyer

SKU: DA-7031-153-6
$1,078.10
MSRP: $1,239.82
You save 15%
Dwyer DA-7031-153-6 Bourdon Tube Pressure Switch, 5–100 Psig, SPDT, Brass quantity
Bourdon Tube Pressure Switch, 0-30″ HG Vac, SPDT, 10A

Dwyer

SKU: DA-7031-153-2
$1,078.10
MSRP: $1,239.82
You save 15%
Read more
Differential Pressure Switch, .12″–1.6″ W.C., SPDT, Vertical Mount

Dwyer

SKU: ADPS-04-2-N
$35.36
MSRP: $40.66
You save 15%
Dwyer ADPS-04-2-N Differential Pressure Switch, .12"-1.6" W.C., SPDT, Vertical quantity
Adjustable Differential Pressure Switch, .2″–2″ W.C., 1/2″ NPT

Dwyer

SKU: ADPS-03-1-N
$35.36
MSRP: $40.66
You save 15%
Dwyer ADPS-03-1-N Adjustable Differential Pressure Switch, .2"-2" W.C., 1/2" NPT quantity
Photohelic Pressure Switch/Gage, 0-10.0″ W.C., 4″ Dial Face

Dwyer

SKU: A3010
$784.69
MSRP: $902.39
You save 15%
Dwyer A3010 Photohelic Pressure Switch/Gage, 0-10.0" W.C., 1/8" FNPT quantity
Photohelic Pressure Switch/Gage, 0-2.0″ W.C., 1/8″ FNPT, 4″ Dial

Dwyer

SKU: A3002
$784.69
MSRP: $902.39
You save 15%
Dwyer A3002 Photohelic Pressure Switch/Gage, 0-2.0" W.C., 1/8" FNPT, 4" Dial quantity
Photohelic Pressure Switch/Gage, -.25 to .25″ w.c., 4″ Dial

Dwyer

SKU: 3300MR-0
$764.48
MSRP: $879.15
You save 15%
Dwyer 3300MR-0 Photohelic Pressure Switch/Gage, -.25 to .25" w.c. quantity
Gas Pressure Switch, 1.4–5.5″ w.c., SPDT, NPT Connection

Dwyer

SKU: 1996-5
$205.41
MSRP: $236.22
You save 15%
Dwyer 1996-5 Gas Pressure Switch, 1.4–5.5" w.c., SPDT, NPT quantity
Gas Pressure Switch, 4-20″ w.c., SPDT, Air/Natural/LP Gas

Dwyer

SKU: 1996-20
$205.41
MSRP: $236.22
You save 15%
Dwyer 1996-20 Gas Pressure Switch, 4-20" w.c., SPDT, Air/Gas quantity
Differential Pressure Switch, Explosion Proof, SPDT, 1.4–5.5″ w.c.

Dwyer

SKU: 1950-5-2F
$414.94
MSRP: $477.18
You save 15%
Dwyer 1950-5-2F Differential Pressure Switch, Explosion Proof, SPDT, 1.4–5.5" w.c. quantity

Pressure Switch

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