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differential pressure switch / industrial / OEM / for the chemical industry
LP series



  • Technology:


  • Applications:

    industrial, OEM, for the chemical industry, for compressors, for the petrochemical industry, for pumps

  • Other characteristics:

    adjustable, IP65

  • Process temperature:

    Max.: 300 °F (149 °C)

    Min.: 0 °F (-18 °C)

  • Pressure range:

    Max.: 20,684,271.88 Pa

    Min.: 0 Pa (0 psi)


Ashcroft® Type L Series pressure switches can be easily integrated into any process, industrial and OEM applications. This broad switch series features NEMA 4X watertight enclosure rated at IP66. These are available readily.

Type L switches are very simple to use. All setpoint requirements are met by the single or dual setpoints, individually adjustable from 15-100% of range. There's a variety of options for choosing switch elements, including with hermetic seal. Deadbands can be chosen from fixed or adjustable type.

Type L switches feature 316L stainless steel pressure connection with psi ranges, nickel-plated brass differential pressure connection psid ranges and epoxy-coated carbon steel pressure and differential inches of water ranges.

The switches have been approved by UL, CSA and FM. There's a variety of actuators to choose from, including especially for fire-safe and NACE applications.