2WPS General-Purpose Pressure Switch

Brand: Winters Instruments

Specifications
  • Piston-type pressure switch
  • Vacuum to psi: 500 (kPa: 3,447, bar: 34.47) pressure range
  • SPDT switch
  • Fixed or adjustable deadband
  • Simple set point adjustment
  • Anodized aluminum construction with Buna N wetted parts
  • ±2% of the adjustable range accuracy
  • NEMA 4, IP65 enclosure rating (NEMA 4X optional)
  • UL, CSA approved and PED compliant
  • CRN registered

750 models matching criteria
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 15 to 250 (kPa: 100 to 1,700, bar: 1 to 17)
  • Pressure Connection - 1/4" Female NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - Manual Reset
100+ In Stock
$142.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 6 to 90 (kPa: 40 to 600, bar: 0.4 to 6)
  • Pressure Connection - 1/4" Female NPT
  • Wetted Material - Viton Diaphragm
  • Environmental Protection - NEMA 4X
  • Adjustment Type - Manual Reset
100+ In Stock
$274.00CAD
Does not ship to United States
  • Switch - 1 A, 125 Vac, Gold Contact
  • Deadband - Adjustable
  • Pressure Range - psi: 1 to 15 (kPa: 7 to 100, bar: 0.07 to 1)
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Viton Diaphragm
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$321.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 6 to 90 (kPa: 40 to 600, bar: 0.4 to 6)
  • Pressure Connection - 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$453.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 1 to 15 (kPa: 7 to 100, bar: 0.07 to 1)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - Manual Reset
100+ In Stock
$1,607.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 15 to 250 (kPa: 100 to 1,700, bar: 1 to 17)
  • Pressure Connection - 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - Manual Reset
100+ In Stock
$2,078.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 15 to 250 (kPa: 100 to 1,700, bar: 1 to 17)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Viton Diaphragm
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$771.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 1 to 15 (kPa: 7 to 100, bar: 0.07 to 1)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - Manual Reset
100+ In Stock
$807.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,026.00CAD
Does not ship to United States
  • Switch - 1 A, 125 Vac, Gold Contact
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - Brass Fitting 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,395.00CAD
Does not ship to United States
  • Switch - 15 A, 125/250/480 Vac, 0.05 A, 125 Vdc, 0.03 A, 250 Vdc Adjustable Deadband
  • Deadband - Adjustable
  • Pressure Range - Inches Hg: 1 to 30 Vacuum
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Viton Diaphragm
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,783.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$2,024.00CAD
Does not ship to United States
  • Switch - 1 A, 125 Vac, Gold Contact
  • Deadband - Adjustable
  • Pressure Range - psi: 15 to 250 (kPa: 100 to 1,700, bar: 1 to 17)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Viton Diaphragm
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$2,458.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 1 to 15 (kPa: 7 to 100, bar: 0.07 to 1)
  • Pressure Connection - 1/4" Female NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - No Manual Reset
100+ In Stock
$252.00CAD
Does not ship to United States
  • Switch - 15 A, 125/250/480 Vac, 0.05 A, 125 Vdc, 0.03 A, 250 Vdc Adjustable Deadband
  • Pressure Range - psi: 3 to 90 (kPa: 20 to 600, bar: 0.2 to 6)
  • Pressure Connection - 1/4" Female NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$486.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 6 to 90 (kPa: 40 to 600, bar: 0.4 to 6)
  • Pressure Connection - 1/4" Female NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - Manual Reset
100+ In Stock
$1,445.00CAD
Does not ship to United States
  • Switch - 15 A, 125/250/480 Vac, 0.05 A, 125 Vdc, 0.03 A, 250 Vdc Adjustable Deadband
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,475.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 6 to 90 (kPa: 40 to 600, bar: 0.4 to 6)
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - Manual Reset
100+ In Stock
$1,763.00CAD
Does not ship to United States
  • Switch - 15 A, 125/250/480 Vac, 0.05 A, 125 Vdc, 0.03 A, 250 Vdc Adjustable Deadband
  • Pressure Range - Inches Hg: 0.5 to 30
  • Pressure Connection - 1/4" Female NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - No Manual Reset
100+ In Stock
$656.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 6 to 90 (kPa: 40 to 600, bar: 0.4 to 6)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4X
  • Adjustment Type - Manual Reset
100+ In Stock
$743.00CAD
Does not ship to United States
  • Switch - 1 A, 125 Vac, Gold Contact
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4
  • Adjustment Type - No Manual Reset
100+ In Stock
$972.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Fixed
  • Pressure Range - psi: 3 to 90 (kPa: 20 to 600, bar: 0.2 to 6)
  • Pressure Connection - 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,289.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Fixed
  • Pressure Range - Inches Hg: 0.5 to 30
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - Manual Reset
100+ In Stock
$1,729.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 15 to 250 (kPa: 100 to 1,700, bar: 1 to 17)
  • Pressure Connection - 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Viton Diaphragm
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$2,061.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 1 to 15 (kPa: 7 to 100, bar: 0.07 to 1)
  • Pressure Connection - Brass Fitting 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$2,413.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$110.00CAD
Does not ship to United States
  • Switch - 1 A, 125 Vac, Gold Contact
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Viton Diaphragm
  • Environmental Protection - NEMA 4
  • Adjustment Type - No Manual Reset
100+ In Stock
$130.00CAD
Does not ship to United States
  • Switch - 1 A, 125 Vac, Gold Contact
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - Brass Fitting 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,144.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Fixed
  • Pressure Range - psi: 3 to 90 (kPa: 20 to 600, bar: 0.2 to 6)
  • Pressure Connection - 1/4" Female NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$107.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 6 to 90 (kPa: 40 to 600, bar: 0.4 to 6)
  • Pressure Connection - 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - Manual Reset
100+ In Stock
$695.00CAD
Does not ship to United States
  • Switch - 1 A, 125 Vac, Gold Contact
  • Deadband - Fixed
  • Pressure Range - psi: 3 to 90 (kPa: 20 to 600, bar: 0.2 to 6)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$972.00CAD
Does not ship to United States
  • Switch - 15 A, 125/250/480 Vac, 0.05 A, 125 Vdc, 0.03 A, 250 Vdc Adjustable Deadband
  • Deadband - Adjustable
  • Pressure Range - psi: 35 to 500 (kPa: 240 to 3,400, bar: 2.4 to 34)
  • Pressure Connection - 1/4" Female NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,094.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 1 to 15 (kPa: 7 to 100, bar: 0.07 to 1)
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,670.00CAD
Does not ship to United States
  • Switch - 15 A, 125/250/480 Vac, 0.05 A, 125 Vdc, 0.03 A, 250 Vdc Adjustable Deadband
  • Pressure Range - psi: 3 to 90 (kPa: 20 to 600, bar: 0.2 to 6)
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - No Manual Reset
100+ In Stock
$1,840.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Fixed
  • Pressure Range - Inches Hg: 0.5 to 30
  • Pressure Connection - Brass Fitting 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4
  • Adjustment Type - Manual Reset
100+ In Stock
$2,180.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 15 to 250 (kPa: 100 to 1,700, bar: 1 to 17)
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Viton Diaphragm
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$232.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250/480 Vac, 2 A, 600 Vac, 0.4 A, 125 Vdc, 0.2 A, 250 Vdc Manual Reset (Non UL)
  • Deadband - Adjustable
  • Pressure Range - psi: 15 to 250 (kPa: 100 to 1,700, bar: 1 to 17)
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4
  • Adjustment Type - Manual Reset
100+ In Stock
$1,906.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 15 to 250 (kPa: 100 to 1,700, bar: 1 to 17)
  • Pressure Connection - Brass Fitting 1/4" NPT
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$565.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 6 to 90 (kPa: 40 to 600, bar: 0.4 to 6)
  • Pressure Connection - Brass Fitting 1/8" Internal NPT & 1/2" External NPT
  • Wetted Material - Teflon
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$839.00CAD
Does not ship to United States
  • Switch - 10 A, 125/250 Vac, 3A, 480 Vac
  • Deadband - Adjustable
  • Pressure Range - psi: 1 to 15 (kPa: 7 to 100, bar: 0.07 to 1)
  • Pressure Connection - Nickel-Plated Fitting
  • Wetted Material - Buna-N
  • Environmental Protection - NEMA 4X
  • Adjustment Type - No Manual Reset
100+ In Stock
$2,214.00CAD
Does not ship to United States

Specifications

Accuracy

  • ± 2 % of the Adjustable Range

Adjustment Type

  • Factory Set (Pre-Set)
  • Field Adjustable (Manual)
  • Set Point Adjustment with Self Locking Adjustment Nut

Ambient Temperature Range

  • -29° to 74° C (-20° to 165° F)

Approvals & Certifications

  • CE
  • CRN
  • CSA
  • PED 97/23/EC Compliant
  • UL

Deadband, Approximate

  • Fixed Deadband psi: 0.1 to 28 (kPa: 0.7 to 193.1, bar: 0.007 to 1.931)

Diaphragm Material

  • Viton

Electrical Connectors

  • 1/2” NPT Female Conduit Connection with Screw Terminals

Electrical Contacts

  • Gold
  • Normally Closed
  • Normally Open

Electrical Rating

  • 0.03 A at 250 Vdc, Adjustable Deadband
  • 0.05 A at 125 Vdc
  • 0.2 A at 250 Vdc, Manual Reset (Non UL)
  • 0.4 A at 125 Vdc
  • 1 A at 125 Vac
  • 10 A at 125/250 Vac
  • 10 A at 125/250/480 Vac
  • 15 A at 125/250/480 Vac
  • 2 A at 600 Vac
  • 3 A at 480 Vac

Enclosure, Body Material

  • Aluminum

Environmental Protection

  • IP65
  • IP66
  • NEMA 4
  • NEMA 4X

NPT Connection

  • 1/2” NPT Male
  • 1/4” NPT Female
  • 1/8” NPT Female

O-Ring Material

  • Teflon

Process Connection Material

  • Brass
  • Nickel-Plated

Process Temperature

  • -29° to 74° C (-20° to 165° F)

Proof Pressure

  • psi: 1,000 (kPa: 6,900, bar: 69)
  • psi: 30 (kPa: 200, bar: 2)

Set Point - Decreasing

  • bar: 0.034 to 34
  • Inches Hg: 0.5 to 30
  • kPa: 3.4 to 3,400
  • psi: 0.5 to 500

Set Point - Increasing

  • bar: -1 to 34
  • Inches Hg: 0.5 to 30
  • kPa: -100 to 3,400
  • psi: -14.7 to 500

Switch Type

  • SPDT

System Pressure

  • bar: 2.068 to 68.95
  • kPa: 206.8 to 6,895
  • psi: 30 to 1,000

Wetted Materials

  • Aluminum
  • Buna-N

  • Suitable for Pump and Compressor Monitoring
  • HVAC Systems
  • General Industrial Applications

Documentation

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