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Pressure Switches  
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  Image of General Purpose Pressure Switches, In NEMA-4X Enclosures -  Click for more details
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  Image of General Purpose Pressure Switches, In NEMA-4X Enclosures -  Click for more details
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  Image of General Purpose Differential Pressure Switches -  Click for more details
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  Image of Economical Differential Pressure Switches/Alarms -  Click for more details
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  Image of Economical Brass Pressure Switches -  Click for more details
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  Image of Industrial Pressure Switches for Harsh Environments -  Click for more details
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  Image of Industrial Pressure Switches for Harsh Environments -  Click for more details
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  Image of NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments -  Click for more details
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  Image of NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments -  Click for more details
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  Image of NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments -  Click for more details
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  Image of NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments -  Click for more details
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  Image of NEMA-4X Differential Pressure Switches -  Click for more details
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  Image of NEMA-4X Differential Pressure Switches -  Click for more details
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  Image of Stainless Steel Pressure Switches for Harsh Environments, Dual 15 A SPDT Switches -  Click for more details
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  Image of Heavy Duty
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  Image of Miniature Pressure and Vacuum Switches -  Click for more details
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  Image of Miniature Pressure and Vacuum Switches -  Click for more details
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  Image of Miniature Pressure and Vacuum Switches -  Click for more details
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  Image of Miniature Pressure and Vacuum Switches -  Click for more details
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  Image of Miniature Pressure and Vacuum Switches -  Click for more details
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  Image of Miniature Pressure and Vacuum Switches -  Click for more details
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  Image of Economical OEM Pressure Switches, Vacuum to 500 psi -  Click for more details
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  Image of Solid State Switches for High Cycle Applications -  Click for more details
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  Image of Economical Pressure and Vacuum Switches -  Click for more details
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  Image of Economical Pressure and Vacuum Switches -  Click for more details
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  Image of Economical Pressure and Vacuum Switches -  Click for more details
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  Image of Economical Pressure and Vacuum Switches -  Click for more details
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  Image of Low Pressure/Vacuum Switches -  Click for more details
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  Image of Low Pressure/Vacuum Switches -  Click for more details
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  Image of Low Pressure/Vacuum Switches -  Click for more details
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  Image of Low Pressure/Vacuum Switches -  Click for more details
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  Image of Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment -  Click for more details
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  Image of Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment -  Click for more details
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  Image of Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment -  Click for more details
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  Image of Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment -  Click for more details
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  Image of Economical Industrial Pressure Switches for Vacuum to 7500 psi -  Click for more details
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  Image of Economical Industrial Pressure Switches for Vacuum to 7500 psi -  Click for more details
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  Image of General Purpose Controls with Choice of Dual or Triple Switches -  Click for more details
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  Image of General Purpose Controls with Choice of Dual or Triple Switches -  Click for more details
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  Image of General Purpose Controls with Choice of Dual or Triple Switches -  Click for more details
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  Image of General Purpose Controls with Choice of Dual or Triple Switches -  Click for more details
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  Image of Compact, Vibration Resistant Switches for Division 1 Hazardous Locations -  Click for more details
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  Image of Compact, Vibration Resistant Switches for Division 1 Hazardous Locations -  Click for more details
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 Model  
PSW-100 Series(Gauge Pressure Units)
 
PSW-100 Series(Vacuum Units)
 
PSW-150 Series(Differential Units)
 
PSW-180 Series(Differential Units)
 
PSW-190 Series(Gauge Pressure Units)
 
PSW-200 Series(Gauge Pressure Units)
 
PSW-200 Series(Vacuum Units)
 
PSW-300 Series Dual Switch (Gauge)
 
PSW-300 Series Dual Switch (Vacuum)
 
PSW-300 Series(Gauge Pressure Units
 
PSW-300 Series(Vacuum Units)
 
PSW-350 Series Dual Switch(Differential)
 
PSW-350 Series(Differential
 
PSW-370 Series (Gauge)
 
PSW-400 Series Dual,Vacuum Pressure Units
 
PSW-400 Series Vacuum Pressure Units
 
PSW-400 Series(Gauge Pressure units)
 
PSW-400 Series,Dual(Gauge Pressure units)
 
PSW-520 Series(Guage Units)
 
PSW-530 Series(Gauge Units)
 
PSW-540 Series(Vacuum Units)
 
PSW-550 Series(Vacuum Units
 
PSW-560 Series(High Gauge Pressure Units)
 
PSW-570 Series(High Gauge Pressure Units)
 
PSW-580 Series
 
PSW-601Series, Solid State(Gauge)
 
PSW-620 Series(Gauge Units)
 
PSW-620 Series(Vacuum Units)
 
PSW-630 Series(Gauge Units)
 
PSW-630 Series(Vacuum Units)
 
PSW-681 Series(Low Pressure)
 
PSW-681 Series(Low Vacuum)
 
PSW-685 Series(Low Pressure)
 
PSW-685 Series(Low vacuum)
 
PSW-700Series, (Gauge Pressure Units)
 
PSW-700Series, (Vacuum Units)
 
PSW-700Series, Dual (Gauge Pressure Units)
 
PSW-700Series, Dual (Vacuum Units)
 
PSW-800 Series(Gauge Pressure Units)
 
PSW-800 Series(Vacuum Unit)
 
PSW-850 Dual Switch(Gauge Pressure)
 
PSW-850 Dual Switch(Vacuum Pressure)
 
PSW-850 TripleSwitch(Gauge)
 
PSW-850 TripleSwitch(Vac)
 
PSW12 Series Dual(Gauge Pressure Units)
 
PSW12 Series(Gauge Pressure Units)
 Description  
General Purpose Pressure Switches, In NEMA-4X Enclosures
 
General Purpose Pressure Switches, In NEMA-4X Enclosures
 
General Purpose Differential Pressure Switches
 
Economical Differential Pressure Switches/Alarms
 
Economical Brass Pressure Switches
 
Industrial Pressure Switches for Harsh Environments
 
Industrial Pressure Switches for Harsh Environments
 
NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments
 
NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments
 
NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments
 
NEMA-4X Watertight Pressure Switch for Harsh or Corrosive Environments
 
NEMA-4X Differential Pressure Switches
 
NEMA-4X Differential Pressure Switches
 
Stainless Steel Pressure Switches for Harsh Environments, Dual 15 A SPDT Switches
 
Heavy Duty "Division 1" Industrial Pressure Switches
 
Heavy Duty "Division 1" Industrial Pressure Switches
 
Heavy Duty "Division 1" Industrial Pressure Switches
 
Heavy Duty "Division 1" Industrial Pressure Switches
 
Miniature Pressure and Vacuum Switches
 
Miniature Pressure and Vacuum Switches
 
Miniature Pressure and Vacuum Switches
 
Miniature Pressure and Vacuum Switches
 
Miniature Pressure and Vacuum Switches
 
Miniature Pressure and Vacuum Switches
 
Economical OEM Pressure Switches, Vacuum to 500 psi
 
Solid State Switches for High Cycle Applications
 
Economical Pressure and Vacuum Switches
 
Economical Pressure and Vacuum Switches
 
Economical Pressure and Vacuum Switches
 
Economical Pressure and Vacuum Switches
 
Low Pressure/Vacuum Switches
 
Low Pressure/Vacuum Switches
 
Low Pressure/Vacuum Switches
 
Low Pressure/Vacuum Switches
 
Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment
 
Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment
 
Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment
 
Heavy Duty Industrial Switches, Single or Dual Setpoint, Internal or External Adjustment
 
Economical Industrial Pressure Switches for Vacuum to 7500 psi
 
Economical Industrial Pressure Switches for Vacuum to 7500 psi
 
General Purpose Controls with Choice of Dual or Triple Switches
 
General Purpose Controls with Choice of Dual or Triple Switches
 
General Purpose Controls with Choice of Dual or Triple Switches
 
General Purpose Controls with Choice of Dual or Triple Switches
 
Compact, Vibration Resistant Switches for Division 1 Hazardous Locations
 
Compact, Vibration Resistant Switches for Division 1 Hazardous Locations
 Starting Price  
$140
 
$160
 
$235
 
$85
 
$75
 
$290
 
$345
 
$305
 
$330
 
$315
 
$300
 
$495
 
$465
 
$530
 
$550
 
$520
 
$495
 
$525
 
$95
 
$140
 
$95
 
$140
 
$135
 
$135
 
$50
 
$450
 
$85
 
$85
 
$80
 
$80
 
$130
 
$130
 
$130
 
$130
 
$315
 
$655
 
$485
 
$540
 
$90
 
$90
 
$275
 
$275
 
$350
 
$350
 
$285
 
$265
 Max Amp Rating for Series  
15
 
15
 
15
 
5
 
5
 
11
 
11
 
15
 
15
 
10
 
10
 
15
 
10
 
15
 
15
 
10
 
10
 
15
 
1
 
5
 
1
 
5
 
1
 
5
 
15
 
10
 
1
 
1
 
5
 
5
 
1
 
1
 
5
 
5
 
15
 
15
 
15
 
15
 
5
 
5
 
15
 
15
 
15
 
15
 
5
 
5
 Pressure Range Low  
3 psi
 
0.8 inHg
 
6 psi
 
2 psi
 
10 psi
 
0.02 psi
 
0.05 inHg
 
0.3 psi
 
6 inHg
 
0.3 psi
 
6 inHg
 
0.2 psi
 
0.2 psi
 
0.2 psi
 
6 inHg
 
6 inHg
 
0.3 psi
 
0.3 psi
 
1.6 psi
 
1.2 psi
 
1.3 inHg
 
1.6 inHg
 
500 psi
 
500 psi
 
0.5 psi
 
3 psi
 
1.6 psi
 
2.7 inHg
 
1.6 psi
 
2.7inHg
 
2.75 inH2O
 
5.4 inH2O
 
2.75 inH2O
 
5 inH2O
 
0.02 psi
 
0.2 inHg
 
1 psi
 
0.2 inHg
 
3 psi
 
4 inHg
 
0.2 psi
 
0.03 inHg
 
0.2 psi
 
0.4 inHg
 
30 psi
 
30
 Pressure Range High  
3000 psi
 
30 inHg
 
90 psi
 
45 psi
 
3000 psi
 
1700 psi
 
30 inHg
 
3000 psi
 
30 inHg
 
3000 psi
 
30 inHg
 
400 psi
 
400 psi
 
3000 psi
 
30 inHg
 
30 inHg
 
3000 psi
 
3000 psi
 
500 psi
 
1000 psi
 
28.2 inHg
 
28.2 inHg
 
6000 psi
 
6000 psi
 
120 psi
 
20000 psi
 
500 psi
 
28.2 inHg
 
500 psi
 
28.2 inHg
 
200 inH2O
 
100 inH2O
 
200 inH2O
 
100 inH2O
 
1700 psi
 
20 inHg
 
3000 psi
 
30 inHg
 
7500 psi
 
30 inHg
 
500 psi
 
30 inHg
 
200 psi
 
30 inHg
 
6000 psi
 
6000
 Pressure Type  
Gauge
 
Vacuum
 
Differential
 
Differential
 
Gauge
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Differential
 
Differential
 
Gauge
 
Vacuum
 
Vacuum
 
Gauge
 
Gauge
 
Guage
 
Gauge
 
Vacuum
 
Vacuum
 
Gauge
 
Gauge
 
Gauge
 
Gauge
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Vacuum
 
Gauge
 
Gauge
 Pressure Units  
PSIG
 
inHg Vac
 
PSID
 
PSID
 
PSIG
 
PSIG
 
inHg Vac
 
PSIG
 
inHg Vac
 
PSIG
 
inHg Vac
 
PSID
 
PSID
 
PSIG
 
inHg Vac
 
inHg Vac
 
PSIG
 
PSIG
 
PSIG
 
PSIG
 
inHg Vac
 
inHg Vac
 
PSIG
 
PSIG
 
PSIG
 
PSIG
 
PSIG
 
inHg Vac
 
PSIG
 
inHg Vac
 
inH2O
 
inH2O Vac
 
inH2O
 
inH2O Vac
 
PSIG
 
inHg Vac
 
PSIG
 
inHg Vac
 
PSIG
 
inHg Vac
 
PSIG
 
inHg Vac
 
PSIG
 
inHg Vac
 
PSIG
 
PSIG
 Repeatability  
+/-1% to +/-1.5% of Adjustable Range
 
+/-1% to +/-1.5% of Adjustable Range
 
+/-1% of FS Range
 
+/-1% of Span
 
+/-1 to 1.5%FS Range
 
+/-1% to +/-1.5% of Adjustable Range
 
+/-1% to +/-1.5% of Adjustable Range
 
+/-1% of Range
 
+/-1% of Range
 
+/-1% of Range
 
+/-1% of Range
 
+/-1% of Range
 
+/-1% of Range
 
+/-1% of Range
 
+.-1% FS Range
 
+/-1% FS Range
 
+/-1% FS Range
 
+/-1% FS Range
 
+/-0.6 to +/-10psig
 
+/-0.8 to +/-40 psig
 
+/-1.2 to +/-4 inHg
 
+/-1.6 to +/-8 inHg
 
not available
 
not available
 
+/-0.15psig to +/-20psig
 
+/-0.5% FS Range
 
+/-2%Max System Pressure
 
+/-2%Max System Pressure
 
+/-2%Max System Pressure
 
+/-2%Max System Pressure
 
+/-0.8inH2O
 
+/-0.8inH2O
 
+/-0.8inH2O
 
+/-0.8inH2O
 
+/-1% of FS Range
 
+/-1% fo FS Range
 
+/-1% of FS Range
 
+/-1% of FS Range
 
+/-1% to +/-1.5% of Span
 
+/-1% of Span
 
+/-2% to +/-3% of Adjustable Range
 
+/-2% to +/-3% of Adjustable Range
 
+/-2% to +/-3% of Adjustable Range
 
+/-2% to +/-3% of Adjustable Range
 
+/-1% of Adjustable Range
 
+/-1% of Adjustable Range
 Agency Approvals  
UL, CSA
 
UL, CSA
 
UL
 
None
 
None
 
UL, CUL
 
UL, CUL
 
UL, CSA
 
UL, CSA
 
UL,CSA
 
UL,CSA
 
UL, CSA
 
UL, CSA
 
UL, CSA
 
UL CSA
 
UL, CSA
 
UL, CSA
 
UL, CSA
 
UL
 
UL
 
UL
 
UL
 
UL
 
UL
 
UL
 
UL, CSA
 
None
 
None
 
None
 
None
 
none
 
none
 
none
 
none
 
UL, CSA
 
UL, CSA
 
UL, CSA
 
UL, CSA
 
None
 
None
 
UL,CSA, FM (most)
 
UL,CSA, FM (most)
 
UL,CSA, FM (most)
 
UL,CSA, FM (most)
 
UL CUL
 
UL CUL
 Special Features  
Manual Reset,Adj DB
 
 
 
 
 
 
 
 
 
Adjustable DB
 
Adjustable DB
 
 
 
Stainless Steel Case
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 Enclosure Rating  
NEMA-4X
 
NEMA-4X
 
 
 
 
NEMA-4X
 
NEMA-4X
 
NEMA-4X
 
NEMA-4X
 
NEMA-4X
 
NEMA-4X
 
NEMA-4X
 
NEMA-4X
 
NEMA-4X
 
NEMA 7, 9
 
NEMA 7, 9
 
NEMA 7, 9
 
NEMA 7, 9
 
 
 
 
 
 
 
 
NEMA 4
 
 
 
 
 
 
 
 
 
NEMA 4X, 7, 9
 
NEMA 4X, 7, 9
 
NEMA 4X, 7, 9
 
NEMA 4X, 7, 9
 
 
 
NEMA-1
 
NEMA-1
 
NEMA-1
 
NEMA-1
 
 
 Hazardous Rating  
 
 
 
 
 
Class I, Div 2, A,B, C, D
 
Class I, Div 2, A,B, C, D
 
 
 
 
 
 
 
 
Class I, Div1 B C D
 
Class I, Div1 B C D
 
Class I, Div1 B C D
 
Class I, Div1 B C D
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Class I, Div1 BCD
 
Class I, Div1 BCD
 
Class I, Div1 BCD
 
Class I, Div1 BCD
 
 
 
 
 
 
 
Class I, Div 1 A, B, C, D
 
Class I, Div 1 A, B, C, D