Sales Drawings


Contact us

Click here to contact us »

EPD1S, EPD1H Series


Barksdale's EPD1S and EPD1H Single Setting Pressure Differential Pressure Switches provide an ideal solution when you need a high quality, differential pressure switch with high reliability and accuracy to meet your application requirements. These snap-action switches are available in stripped or housed versions and are easily adjustable via a set-point screw. Factory set models are also available. The housed version enclosure features a 3-contact terminal strip for easy electrical connection.



  • High reliability
  • High Accuracy
  • Easy setpoint adjustment
  • Low cost
  • Extremely Versatile

Technical specifications

General Specifications*

Electrical Characteristics: All models incorporate Underwriters Laboratories, Inc. and CSA Listed single pole double throw snap-action switching elements
Accuracy: ±5% of the adjustable range

SPDT snap action
4 amps @ 125/250 VAC (Class AA limit switch); 5 amps @ 125/250 VAC (Class BB limit switch).
Wetted Parts:
Process Fitting:

Polysulfone, 40% glass filled
Dacron reinforced neoprene
Polysulfone, 40% glass filled
Electrical Connection:
EPD1S Models:
EPD1H Models:

12" free leads
3-contact terminal block
Enclosure Ratings: NEMA 4 on EPD1H
Pressure Connection: 1/8" NPT female
Temperature Range:

-20° to +165°F (-54° to +74°C)
-65° to +200°F (-40° to 93°C)
Adjustment Instructions: Turn adjustment screw clockwise to increase, counter-clockwise to decrease pressure difference (switch setting)
Shipping Weight:
EPD1S Models:
EPD1H Models:

1.0 lbs. approximate
1.5 lbs. approximate
* See product confi gurator for additional options.