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Industrial Pressure Switch for Harsh Environments

40 to 200 psi, adjustable deadband


Item# PSW-308-SS

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-24 $615.19
25-49 $584.43
50-99 $572.13
100-199 $547.52
200+ $535.22

In stock

Lead Time (If not in stock): 6 weeks
40 to 200 psi, adjustable deadband PSW-308-SS PSW-308-SS
  • Add your content...Buna-N or 316SS Diaphragm
  • 10 A SPDT Switch
  • Single Setpoint with Adjsutable Deadband or Dual Setpoint with Fixed Deadband
  • Fixed or Adjustable Deadband

PSW-308-SS Model Options

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Edit these specs to order a different model. Not all combinations are valid. Options compatible with previous selections will be in bold.

*Highlighted options are not compatible. Please select a different combination.

Switch Type
Pressure Range
Pressure Type
Deadband Range
Pressure Port Size
Pressure Port Type

  • Connection Gender Famale
  • Enclosure Rating Epoxy coated aluminum
  • Maximum Ambient Temperature 66 {C} (155 {F})
  • Maximum Rating 10
  • Minimum Ambient Temperature -29 {C} (-20 {F})
  • Other Features Adjustable DB
  • Pressure Type Gauge
  • Pressure Units PSIG
  • repeatability ±1% of range
  • Electrical Connection 3/4 NPT female
  • Storage Temperature -29 to 66°C ('-20 to 150°F)
  • Weight 0.9 kg (2 lb)
  • Ambient Temperature Limits -29 to 66°C ('-20 to 150°F) Setpoint typically shifts +1% of range per 28°C (50°F) of temperature change
  • Approval UL listed
  • Connection Material Vac through inH2O ranges - carbon steel; All psi ranges - 316SS
  • Electrical Rating 10 A: 125/250 Vac; 0.5 A: 125 Vdc; 0.25 A: 250 Vac; 15 A: 125/250 Vac
  • Enclosure NEMA-4X watertight and corrosion resistant
  • Pressure Connection PSW-300: 1/4 NPT female; 1/2 NPT Male for vacuum to 600 psi; 1/4 NPT female for 1000 and 3000 psi PSW-351: 1 /4 NPTF; brass-plated carbon steel for psid ranges; carbon steel for H2O ranges
  • Process Fluid 18 to 66°C (0 to 150°F) Buna-N and PTFE diaphragms; -7 to 149°C (20 to 300°F) for FKM diaphragms
  • Setpoint Repeatability ±1% of range
  • Switch Output 1 or 2 SPDT

The PSW-300 series are SPDT switches with fixed or adjustable deadbands that are UL listed and CSA certified along with a NEMA-4X enclosure for harsh environments.

Ideal for use in harsh and corrosive environments, the PSW-300 Series pressure switches feature stainless steel or Buna-N diaphragm-sealed pistons or diaphragm actuators that provide repeatability of ±1% of range. Standard design allows easy access to switches. For versatility, single setpoint with adjustable deadband or dual, independently adjustable setpoints with fixed deadband may be chosen.

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Rated 5 out of 5 by from Awesome device and easy to install and adjust ! this is a good product and would recommend it to anyone
Date published: 2019-01-09
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