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Item# PSW-401

Not Available PSW-401 PSW-401
  • Dual Chamber Design Isolates Electronics from Pressure Media
  • Heavy Duty Cast Aluminum with Corrosion-Resistant Epoxy Coating
  • Meets NEMA-7 and -9 Classifications
  • Gasketed Covers
  • Tamper/Vibration Resistant Setpoint Adjustment
  • Surface and Mounting Bracket Standard
Switch Type
Maximum Pressure
Pressure Port Size
Pressure Port Type
See All Options
Quantity Price each
1-9 C$865.00
10-24 C$821.75
25-49 C$804.45
50-99 C$769.85
100-199 C$752.55
200+ C$735.25

In stock

Lead Time ( If not in Stock): 4 weeks

Product Specs

  • Enclosure Rating NEMA 7
  • Maximum Ambient Temperature 65 {C} (150 {F})
  • Maximum Rating 10
  • Maximum Storage Temperature 65 {C} (150 {F})
  • Minimum Ambient Temperature -29 {C} (-20 {F})
  • Minimum Storage Temperature -29 {C} (-20 {F})
  • Pressure Type Gauge
  • Pressure Units PSIG
  • repeatability ±1% of range
  • Switch Operation "normally open" or "normally closed"

Designed for applications in hazardous atmospheres, PSW-400 Series Pressure Switches offer complete reliability due to a rugged, die-cast aluminum enclosure with waterproof gaskets and two separate chambers for electronics and actuator. Single or dual setpoints are available, with all critical parts made of stainless steel. In addition, the PSW-400 Series employs vibration-resistant setpoints and a calibrated scale.

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