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Winters Instruments

4WPS Medium Pres. & Adj. Deadband Press. Switch

General Purpose, watertight pressure switch

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Have questions? We're here to help!

 General Purpose, watertight pressure switch

• General Purpose, watertight pressure switch
• Low pressure to 100 psi
• High current ratings for 1 x SPDT or 2 x SPDT switches
• Fixed or adjustable deadband options
• Die cast aluminum construction with welded seal
• 1% accuracy • NEMA 4, 4X & IP66 rated
• cRU recognized (switch only), file no E12252
• CRN registration pending
• 5 year warranty
No. of Contacts1 x SPDT or 2 x SPDT (only 1 x SPDT available for Adjustable Deadband range)
Ambient/Process Temperature-30 to 205 deg C (-22 to 400 deg F)
Enclosure RatingNEMA 4 & 4X, IP66
Protection against liquid and solid ingress, suitable for indoor or outdoor use and resistant to corrosion
ApprovalscRU recognized, fi le no E12252 (switch only)
CRN registration pending
Weight3.35 lbs (1.52 kg)
HousingHeavy-duty die-cast aluminum, blue colour
Accuracy+/- 1% of the adjustable set-point range
Pressure ConnectionFemale 1/4” or 1/2” NPT, BSP and M20xP1.5
Electrical ConnectionFemale 1/2” or 3/4” NPT, M20xP1.5
Wetted Parts316 Stainless Steel welded
Set Point AdjustmentField selectable
DeadbandFixed or Adjustable, see Order Codes
Contact RatingFixed Deadband:
15A @ 125/250VAC
0.4A @ 125VDC
3A @ 30VDC Gold contact microswitch
1A @ 125/250VAC
Adjustable Deadband:
20A @ 125/250/480VAC
5A @ 125VDC

 • Suitable for pump and compressor monitoring, HVAC systems and general industrial applications.

  • Thumbnail of document Data Sheet - 4WPS Medium Pres. & Adj. Deadband Press. Switch
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    Data Sheet - 4WPS Medium Pres. & Adj. Deadband Press. Switch

    Download

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