UE 24 Series Delta-Pro Differential Pressure Switches

Prices starting at:
Price $138.00
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Cost-effective differential pressure switch with external adjustment. Diaphragm sensor and snap-action switch, single SPDT switch outputs, NEMA 4 enclosure general service environments. UL, cUL, ATEX, and IECEx approvals, CE compliant.

See model selection chart below.

United Electric's Delta-Pro differential pressure switch offers a unique blend of small size, excellent performance, environmental protection, long life mechanics, and an attractive price. The precision snap-acting switch and sensitive diaphragms combine to provide a narrow deadband and one-percent span repeatability.

Available with brass or Polysulfone pressure connections, the Delta-Pro will stand up in the most corrosive applications. A convenient, externally accessible adjustment screw is multi-turn to provide easy set point adjustability. Typical Delta-Pro applications include filter monitoring and proof-of-flow in wastewater, bioprocessing, food and beverage, HVAC, and gas processing industries.

  • For applications involving hot or cool air, water, gas, or oil
  • 5-Amp SPDT snap action switch output
  • External stainless steel multi-turn adjusting screw
  • Brass or polysulfone pressure connections
  • Repeatability to ±1% full scale range
  • Narrow deadband
  • Force-balanced design for excellent vibration resistance
  • Optional watertight conduit connection
  • UL Listed, cUL certified, CE compliant
  • All four standard models normally available from Lesman stock, ready to ship within one business day

Model Selection Guide

Use this table to find the right model for your application. Don't see the option you need? Call a Lesman sales specialist at 800-953-7626.

Diaphragm Material Pressure Connection Adjustable Range
Typical Deadband
Max Working Pressure (PSI) Proof Pressure
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and Availability
Differential Pressure Models - 1/4" Female Pressure Connection.  Low end of range on fall. High end of range on rise.
Polyurethane (polyether) Polysulfone® 1 to 10 0.75 0 to 150 150 24-011
4 to 45 1 0 to 150 150 24-012
Polyurethane (polyether) Brass 1 to 10 0.75 0 to 150 150 24-013
4 to 45 1 0 to 150 150 24-014
More Information
SIL-Rated No
Measured Variable Differential Pressure
Enclosure/Construction NEMA 1, NEMA 4
Switch Output SPDT
Sensor Type Diaphragm
Adjustment External Adjustment
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