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Pressure Switches

32 Products
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The PSW-12 series are SPDT sealed switches that feature Belleville technology for superior longevity, stability, and vibration resistance in Class I hazardous locations.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW12V-GS
$605.30
Available
in 6 weeks
(1) 5 A SPDT
1,000 to 3,200 psi
Gauge
1/4"
NPT Female
Fixed
100 to 500 psi
FKM O-Ring
PSW12T-AS
$539.17
1  In Stock
(1) 5 A SPDT
8 to 30 psi
Gauge
1/4"
NPT Female
Fixed
2 to 6 psi
NBR O-Ring
PSW12T-CD
$628.58
Available
in 6 weeks
(2) 5 A SPDT
30 to 170 psi
Gauge
1/4"
NPT Female
Fixed
5 to 15 psi
NBR O-Ring
PSW12T-CS
$558.83
Available
in 6 weeks
(1) 5 A SPDT
30 to 170 psi
Gauge
1/4"
NPT Female
Fixed
5 to 15 psi
NBR O-Ring
PSW12T-ES
$558.83
Available
in 6 weeks
(1) 5 A SPDT
200 to 700 psi
Gauge
1/4"
NPT Female
Fixed
40 to 90 psi
NBR O-Ring
  Load More Items from this family (5) ...
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The PSW-500 series are compact, economical SPST switches with a fixed deadband and optional relay or alarm output for pressure up to 6,000 psi.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW-541
$148.97
5  In Stock
(1) 1 A SPST
-28.2 to 1.6 inHg
Vacuum
1/8"
NPT Male
Fixed
1.3 to 2.7 inHg
Gold plated contact
PSW-521
$164.54
7  In Stock
(1) 1 A SPST
0.8 to 30 psi
Gauge
1/8"
NPT Male
Fixed
0.8 to 1.3 psi
Gold plated contact
PSW-522
$155.74
Available
in 3 weeks
(1) 1 A SPST
2 to 40 psi
Gauge
1/8"
NPT Male
Fixed
1.0 to 1.7 psi
Gold plated contact
PSW-523
$155.74
5  In Stock
(1) 1 A SPST
3 to 100 psi
Gauge
1/8"
NPT Male
Fixed
1.5 to 3.5 psi
Gold plated contact
PSW-524
$155.74
4  In Stock
(1) 1 A SPST
7.5 to 250 psi
Gauge
1/8"
NPT Male
Fixed
2.2 to 9.0 psi
Gold plated contact
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The PSW-1110 series are cost-effective digital pressure switches that are easy to read, easy to program, and perfect for small spaces.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW1110-15CP5V
$84.21
29  In Stock
2 PNP
-15 to 15 psi
Compound Gauge
1/8"
NPT Male
Adjustable
-15 to 15 psi
LED Display
PSW1110-15CPI
$84.21
10  In Stock
2 PNP
-15 to 15 psi
Compound Gauge
1/8"
NPT Male
Adjustable
-15 to 15 psi
LED Display
PSW1110-15VPI
$84.21
10  In Stock
2 PNP
-15 to 0 psi
Vacuum
1/8"
NPT Male
Adjustable
0 to 15 psi
LED Display
PSW1110-150GPI
$79.73
12  In Stock
2 PNP
0 to 150 psi
Gauge
1/8"
NPT Male
Adjustable
0 to 150 psi
LED Display
PSW1110-15VP5V
$83.75
16  In Stock
2 PNP
-15 to 0 psi
Vacuum
1/8"
NPT Male
Adjustable
0 to 15 psi
LED Display
  Load More Items from this family (7) ...
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The PSW-800 series are economical, compact 5 A SPST switches with a fixed deadband that are UL listed and CSA certified for harsh environment applications.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range
PSW-801
$165.72
6  In Stock
(1) 5 A SPST
-30 to -1 inHg
Vacuum
1/4"
NPT Male
Fixed
1 to 4 inHg
PSW-802
$159.82
6  In Stock
(1) 5 A SPST
2.5 to 15 psi
Gauge
1/4"
NPT Male
Fixed
0.5 to 2.2 psi
PSW-803
$156.87
3  In Stock
(1) 5 A SPST
5 to 35 psi
Gauge
1/4"
NPT Male
Fixed
1.0 to 4.0 psi
PSW-804
$165.72
4  In Stock
(1) 5 A SPST
8.5 to 50 psi
Gauge
1/4"
NPT Male
Fixed
1.5 to 6.0 psi
PSW-805
$174.85
Available
in 14 weeks
(1) 5 A SPST
22.5 to 125 psi
Gauge
1/4"
NPT Male
Fixed
2.5 to 13 psi
  Load More Items from this family (6) ...
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The PSW-400 series are SPDT switches with an adjustable deadband and have NEMA-7 and NEMA-9 housings to withstand harsh environments.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW-401
$930.05
1  In Stock
(1) 10 A SPDT
-30 to -6 inHg
Vacuum
1/4"
NPT Female
Adjustable
3 to 27 inHg
Standard
PSW-402
$951.35
Available
in 6 weeks
(1) 10 A SPDT
6 to 30 in H2O
Gauge
1/4"
NPT Female
Adjustable
3 to 27 inH2O
Standard
PSW-403
$951.35
Available
in 6 weeks
(1) 10 A SPDT
12 to 60 inH2O
Gauge
1/4"
NPT Female
Adjustable
3 to 54 inH2O
Standard
PSW-404
$956.62
Available
in 6 weeks
(1) 10 A SPDT
30 to 150 inH2O
Gauge
1/4"
NPT Female
Adjustable
15 to 135 inH2O
Standard
PSW-405
$892.35
1  In Stock
(1) 10 A SPDT
3 to 15 psi
Gauge
1/4"
NPT Female
Adjustable
2 to 13 psi
Standard
  Load More Items from this family (21) ...
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The PSW-681 series are compact, economical SPST switches with a fixed deadband for extremely low pressure and vacuum ranges.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband
PSW-681
$207.03
1  In Stock
(1) 1 A SPST
-134 to 395 inH2O
Compound Gauge
1/8"
NPT Male
Fixed
PSW-685
$194.55
4  In Stock
(1) 5 A SPST
-134 to 395 inH2O
Compound Gauge
1/8"
NPT Male
Fixed
Product Number Deadband Range Pressure Range Pressure Type Switch Type Features Pressure Port Size Deadband Pressure Port Type
1910-0
$74.00
1  In Stock
0.10 to 0.10 inH2O
0.15 to 0.5 inH2O
Differential
15 A SPDT
Compact Low Differential Pressure Switch with Conduit
1/8''
Adjustable
NPT Female
1910-1
$74.00
Available
in 2 weeks
0.15 to 0.16 inH2O
0.40 to 1.6 inH2O
Differential
15 A SPDT
Compact Low Differential Pressure Switch with Conduit
1/8''
Adjustable
NPT Female
1910-5
$74.00
Available
in 2 weeks
0.30 to 0.30 inH2O
1.40 to 5.5 inH2O
Differential
15 A SPDT
Compact Low Differential Pressure Switch with Conduit
1/8''
Adjustable
NPT Female
1911-0
$76.50
Available
in 3 weeks
0.10 to 0.10 inH2O
0.15 to 0.5 inH2O
Differential
15 A SPDT
Compact Low Differential Pressure Switch without Conduit
1/8''
Adjustable
NPT Female
1911-1
$76.50
Available
in 9 days
0.15 to 0.16 inH2O
0.40 to 1.6 inH2O
Differential
15 A SPDT
Compact Low Differential Pressure Switch without Conduit
1/8''
Adjustable
NPT Female
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The PSW-190 series are economical, compact SPDT switches with a fixed deadband that are available with a Buna-N or FKM diaphragm and o-ring for use in harsh environments.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range
PSW-195
$197.57
Available
in 6 weeks
(1) 5 A SPDT
11 to 150 psi
Gauge
1/8"
NPT Male
Fixed
2.5 to 11.5 psi
PSW-191
$182.14
Available
in 6 weeks
(1) 5 A SPDT
10 to 150 psi
Gauge
1/8"
NPT Male
Fixed
2 to 10 psi
PSW-192
$182.14
Available
in 6 weeks
(1) 5 A SPDT
30 to 600 psi
Gauge
1/8"
NPT Male
Fixed
8 to 60 psi
PSW-193
$182.14
Available
in 6 weeks
(1) 5 A SPDT
100 to 1,500 psi
Gauge
1/4"
NPT Male
Fixed
20 to 220 psi
PSW-194
$192.37
Available
in 6 weeks
(1) 5 A SPDT
180 to 3,000 psi
Gauge
1/4"
NPT Male
Fixed
50 to 400 psi
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The PSW-621 series are economical, compact SPST switches with a fixed deadband and zinc alloy composition that makes these suitable for indoor industrial applications.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW-621
$159.89
Available
in 3 weeks
(1) 1 A SPST
0.8 to 30 psi
Gauge
1/8"
NPT Male
Fixed
0.8 to 1.3 psi
Gold plated contact
PSW-622
$159.89
2  In Stock
(1) 1 A SPST
2 to 40 psi
Gauge
1/8"
NPT Male
Fixed
1.0 to 1.7 psi
Gold plated contact
PSW-623
$151.35
Available
in 3 weeks
(1) 1 A SPST
3 to 100 psi
Gauge
1/8"
NPT Male
Fixed
1.5 to 3.5 psi
Gold plated contact
PSW-624
$159.89
Available
in 3 weeks
(1) 1 A SPST
7.5 to 250 psi
Gauge
1/8"
NPT Male
Fixed
2.2 to 9.0 psi
Gold plated contact
PSW-625
$159.01
Available
in 3 weeks
(1) 1 A SPST
15 to 500 psi
Gauge
1/8"
NPT Male
Fixed
5.0 to 21 psi
Gold plated contact
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The PSW-100 series are 15 A DPDT switches with a fixed or adjustable deadband, adjustment lock, and UL listing for general purpose applications.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW-120
$376.58
Available
in 6 weeks
(1) 15 A SPDT
10 to 100 psi
Gauge
1/2"
NPT Female
Fixed
1 to 8 psi
Standard
PSW-104
$659.84
Available
in 6 weeks
(1) 15 A SPDT
1 to 20 psi
Gauge
1/2"
NPT Female
Fixed
0.1 to 1 psi
Standard
PSW-105
$659.84
Available
in 6 weeks
(1) 15 A SPDT
2 to 50 psi
Gauge
1/2"
NPT Female
Fixed
0.1 to 1.5 psi
Standard
PSW-107
$291.89
Available
in 6 weeks
(1) 15 A SPDT
1.5 to 30 psi
Gauge
1/4"
NPT Female
Fixed
1 to 2 psi
Standard
PSW-108
$308.30
Available
in 6 weeks
(1) 15 A SPDT
3 to 100 psi
Gauge
1/4"
NPT Female
Fixed
1 to 4 psi
Standard
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The PSW-581 series are economical, compact DPDT switches with a fixed deadband and UL listed.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range
PSW-582
$80.29
5  In Stock
(1) 15 A SPDT
3 to 40 psi
Gauge
1/4"
NPT Male
Fixed
2 to 5 psi
PSW-581
$80.29
Available
in 5 weeks
(1) 15 A SPDT
-28 to -6 inHg
Vacuum
1/4"
NPT Male
Fixed
3 to 14 inHg
PSW-583
$79.85
4  In Stock
(1) 15 A SPDT
30 to 150 psi
Gauge
1/4"
NPT Male
Fixed
5 to 30 psi
PSW-584
$79.85
Available
in 5 weeks
(1) 15 A SPDT
100 to 500 psi
Gauge
1/4"
NPT Male
Fixed
30 to 120 psi
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The PSW-180 series are compact, differential 5 A SPDT switches with the option of a relay or alarm output. They have NEMA-4X housings to withstand harsh environments.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW-183
$217.72
1  In Stock
(1) 5 A SPDT
1 to 10 psi
Differential
1/4"
NPT Female
Fixed
0.75 psi
Brass Fittings
PSW-181
$215.92
Available
in 6 weeks
(1) 5 A SPDT
1 to 10 psi
Differential
1/4"
NPT Female
Fixed
0.75 psi
Polysulfone Fittings
PSW-184
$266.74
Available
in 6 weeks
(1) 5 A SPDT
4 to 45 psi
Differential
1/4"
NPT Female
Fixed
1.0 psi
Polysulfone Fittings
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The PSW-690 series are compact, economical SPST switches with all stainless steel wetted part and high purity, making them suitable for medical applications.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband
PSW-696-V1
$200.68
8  In Stock
(1) 1 A SPST
-28.2 to 1.6 inHg
Vacuum
1/4"
VCR
Fixed
PSW-691-N1
$193.52
Available
in 3 weeks
(1) 1 A SPST
0.8 to 30 psi
Gauge
1/8"
NPT Male
Fixed
PSW-691-N5
$193.52
Available
in 3 weeks
(1) 5 A SPST
0.8 to 30 psi
Gauge
1/8"
NPT Male
Fixed
PSW-691-V1
$199.58
3  In Stock
(1) 1 A SPST
0.8 to 30 psi
Gauge
1/4"
VCR
Fixed
PSW-691-V5
$199.58
Available
in 4 weeks
(1) 5 A SPST
2 to 50 psi
Gauge
1/4"
VCR
Fixed
  Load More Items from this family (19) ...
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The EDA series are versatile, compact pressure controllers that have two SPDT relays, a large display for easy programming, and four LED indicators for high visibility.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
EDAW-N1E1-02T0
$530.08
Available
in 3 weeks
(2) 1 A SPDT
0 to 20 psi
Gauge
1/4"
NPT Male
Adjustable
0 to 20 psi
None
EDAW-N1E1-02T1
$584.01
1  In Stock
(2) 1 A SPDT
0 to 20 psi
Gauge
1/4"
NPT Male
Adjustable
0 to 20 psi
4-20 mA output
EDAW-N1E1-03T0
$530.08
2  In Stock
(2) 1 A SPDT
0 to 60 psi
Gauge
1/4"
NPT Male
Adjustable
0 to 60 psi
None
EDAW-N1E1-03T1
$584.01
Available
in 3 weeks
(2) 1 A SPDT
0 to 60 psi
Gauge
1/4"
NPT Male
Adjustable
0 to 60 psi
4-20 mA output
EDAW-N1E1-04T0
$530.08
1  In Stock
(2) 1 A SPDT
0 to 100 psi
Gauge
1/4"
NPT Male
Adjustable
0 to 100 psi
None
  Load More Items from this family (19) ...
Product Number Pressure Range Pressure Type Switch Type Features Pressure Port Size Deadband Pressure Port Type
1950-0-2F
$321.00
Available
in 2 weeks
0.15 to 0.5 psi
Differential
15 A SPDT
Fluorosilicone Diaphragm Material
1/8''
Adjustable
NPT Female
1950-1-2F
$321.00
Available
in 2 weeks
0.4 to 1.6 inH2O
Differential
15 A SPDT
Fluorosilicone Diaphragm Material
1/8''
Adjustable
NPT Female
1950-5-2F
$338.85
Available
in 2 weeks
1.4 to 5.5 inH20
Differential
15 A SPDT
Fluorosilicone Diaphragm Material
1/8''
Adjustable
NPT Female
1950-00-2F
$321.00
1  In Stock
0.07 to 0.15 psi
Differential
15 A SPDT
Fluorosilicone Diaphragm Material
1/8''
Adjustable
NPT Female
1950-10-2F
$321.00
Available
in 2 weeks
3 to 11 inH2O
Differential
15 A SPDT
Fluorosilicone Diaphragm Material
1/8''
Adjustable
NPT Female
  Load More Items from this family (6) ...
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The PSW2100 series features 2 alarm outputs, a 5-digit OLED display, 3 buttons for easy programming and operation, and a durable IP67 housing.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW2100-005C
$566.17
Available
in 5 weeks
2 PNP
0 to 5 psi
Gauge
1/4"
NPT Male
Adjustable
0 to 5 psi
NEMA 6/IP67 Enclosure, OLED Display
PSW2100-005E
$566.17
1  In Stock
2 PNP
0 to 5 psi
Gauge
1/2"
NPT Male
Adjustable
0 to 5 psi
NEMA 6/IP67 Enclosure, OLED Display
PSW2100-035C
$566.17
2  In Stock
2 PNP
0 to 35 psi
Gauge
1/4"
NPT Male
Adjustable
0 to 35 psi
NEMA 6/IP67 Enclosure, OLED Display
PSW2100-035E
$566.17
2  In Stock
2 PNP
0 to 35 psi
Gauge
1/2"
NPT Male
Adjustable
0 to 35 psi
NEMA 6/IP67 Enclosure, OLED Display
PSW2100-150C
$539.01
Available
in 5 weeks
2 PNP
0 to 150 psi
Gauge
1/4"
NPT Male
Adjustable
0 to 150 psi
NEMA 6/IP67 Enclosure, OLED Display
  Load More Items from this family (7) ...
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The PSW-601 series are 10 A SPDT solid state switches for high cycle applications. They have an adjustable deadband and NEMA-4X housing to withstand harsh environments.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
PSW601B-1K
$813.49
Available
in 6 weeks
(1) 10 A SPDT
50 to 1,000 Psi
Gauge
1/4"
NPT Female
Adjustable
51 to 952.5 psi
NEMA 4, IP65 Enclosure
PSW601B-2K
$813.49
Available
in 6 weeks
(1) 10 A SPDT
100 to 2,000 psi
Gauge
1/4"
NPT Female
Adjustable
101.9 to 1,905 psi
NEMA 4, IP65 Enclosure
PSW601B-3K
$813.49
Available
in 6 weeks
(1) 10 A SPDT
150 to 3,000 psi
Gauge
1/4"
NPT Female
Adjustable
152.9 to 2857.5 psi
NEMA 4, IP65 Enclosure
PSW601B-5K
$728.75
Available
in 6 weeks
(1) 10 A SPDT
250 to 5,000 psi
Gauge
1/4"
NPT Female
Adjustable
254.8 to 4,762.5 psi
NEMA 4, IP65 Enclosure
PSW601B-60
$732.13
Available
in 6 weeks
(1) 10 A SPDT
3 to 60 psi
Gauge
1/4"
NPT Female
Adjustable
3.1 to 57.2 psi
NEMA 4, IP65 Enclosure
  Load More Items from this family (9) ...
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HVAC Differential Pressure Switch which applies to controlling air and fire-protection dampers and monitoring air filters and ventilators.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
ADPS-03-1-N
$26.85
Available
in 2 weeks
1.5 A SPDT
0.20 to 2 inH2O
Differential
1/2''
NPT conduit
Adjustable
0.08 to 0.09 inH2O
None
ADPS-03-2-N
$26.85
Available
in 2 weeks
1.5 A SPDT
0.20 to 2 inH2O
Differential
M20
cable gland
Adjustable
0.08 to 0.09 inH2O
None
ADPS-04-1-N
$26.85
Available
in 2 weeks
1.5 A SPDT
0.12 to 1.60 inH2O
Differential
1/2''
NPT conduit
Adjustable
0.06 to 0.09 inH2O
None
ADPS-04-2-L
$26.85
Available
in 2 weeks
1.5 A SPDT
0.12 to 1.60 inH2O
Differential
None
None
Adjustable
0.06 to 0.09 inH2O
None
ADPS-04-2-N
$26.85
Available
in 2 weeks
1.5 A SPDT
0.12 to 1.60 inH2O
Differential
M20
cable gland
Adjustable
0.06 to 0.09 inH2O
None
  Load More Items from this family (25) ...
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Gas Pressure/Differential Pressure Switch is used with air and other compatible gases. Clear easy-to-read, and convenient external setpoint adjustment. Applications include natural, manufactured or LP gas.

Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range
PG-3-P1
$910.00
Available
in 2 weeks
SPST mercury
1 to 30 inH2O
Differential, Vacuum
1/8''
NPT Female
Adjustable
0 to 1.3 inH2O
PG-153-P1
$910.00
Available
in 2 weeks
SPDT Mercury
1 to 30 inH2O
Differential
1/2''
NPT Male
Adjustable
0 to 1.9 inH2O
PG-153-P2
$910.00
Available
in 2 weeks
SPDT Mercury
0.5 to 5 psi
Differential
1/2''
NPT Male
Adjustable
0 to 0.4 psi
PG-7000-153-P1
$872.00
Available
in 2 weeks
SPDT snap
1 to 30 inH2O
Differential
1/2''
NPT Male
Adjustable
0 to 4 in H2O
PG-7000-153-P2
$872.00
Available
in 2 weeks
SPDT snap
0.5 to 5 psi
Differential
1/2''
NPT Male
Adjustable
0 to 0.5 psi
Product Number Switch Type Pressure Range Pressure Type Pressure Port Size Pressure Port Type Deadband Deadband Range Features
1950G-0-B-24-NA
$510.00
Available
in 2 weeks
10 A SPDT
0.15 to 0.50 inH2O
Differential
1/8''
NPT Female
Adjustable
0.06 to 0.11 inH2O
Non-ATEX Approved, Buna-N Diaphragm Material
1950G-1-B-24-NA
$510.00
Available
in 2 weeks
10 A SPDT
0.4 to 1.6 inH2O
Differential
1/8''
NPT Female
Adjustable
0.11 to 0.29 inH2O
Non-ATEX Approved, Buna-N Diaphragm Material
1950G-5-B-24-NA
$510.00
Available
in 2 weeks
10 A SPDT
1.4 to 5.5 inH2O
Differential
1/8''
NPT Female
Adjustable
0.4 to 0.9 inH2O
Non-ATEX Approved, Buna-N Diaphragm Material
1950G-0-B-120-NA
$510.00
Available
in 2 weeks
10 A SPDT
0.15 to 0.50 inH2O
Differential
1/8''
NPT Female
Adjustable
0.06 to 0.11 inH2O
Non-ATEX Approved, Buna-N Diaphragm Material
1950G-00-B-24-NA
$510.00
Available
in 2 weeks
10 A SPDT
0.07 to 0.15 inH2O
Differential
1/8''
NPT Female
Adjustable
0.04 to 0.06 inH2O
Non-ATEX Approved, Buna-N Diaphragm Material
  Load More Items from this family (7) ...

Pressure Switches

Pressure switches are used in a wide variety of industrial, commercial, and laboratory applicat...
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