NEMA 4X Differential Pressure Switches

  • Legendary UE reliability
  • Tamper-resistant external setting adjustment
  • Terminal block wiring
  • Enclosure design permits safe and easy access for wiring
  • NEMA 4X / Die cast aluminum enclosure, epoxy powder coated, gasketed stainless steel tamper-resistant dial cover, captive cover screws
The 400 Series are pressure switches for applications that require single or multiple switching capabilities. Switches feature a weather-tight enclosure, making the 400 Series an ideal choice for most ordinary location applications. Its worldwide use is assured with approvals and certifications to agency standards. Widely used throughout the process industries, the 400 Series provides threshold protection and control for many critical functions. Typical installations are found in industrial gas production, energy generation including pumps, turbines and compressors, pulp and paper, and water and wastewater treatment.
$550.00 - $690.00USD / Each

4 variations of this product are available.

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Compareitem specifications
Accuracy Max Pressure (in WC) Min Pressure (in WC)
Availability Pricing
United Electric H400K-455 Differential Pressure Switch +/-5 to 50" WC EW-68091-76 Mfr # H400K-455
±1% of adjustable range 80 5
$550.00USD / Each
United Electric H400K-456 Differential Pressure Switch +/-2 to 20" WC EW-68091-77 Mfr # H400K-456
±1% of adjustable range 20 2
$585.00USD / Each
United Electric H400K-457 Differential Pressure Switch +/-3 to 30" WC EW-68091-78 Mfr # H400K-457
±1% of adjustable range 30 3
$580.00USD / Each
United Electric H400K-459 Differential Pressure Switch +/-10 to 100" WC EW-68091-79 Mfr # H400K-559
±1% of adjustable range 100 10
$690.00USD / Each
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