Stork Solutions

Pressure switch 901 Prescal® EX

Introducing our versatile Adjustable Pressure Switch – the ultimate solution for monitoring overpressure, vacuum, or differential pressure of both liquid and gaseous media, even aggressive ones. With its innovative scaled adjustment knob, you can easily customise trip and reset pressure without the need for a screwdriver. This smart device is designed for a wide range of applications and comes with comprehensive technical data. Explore our Product Configurator to tailor it precisely to your needs. Say goodbye to complicated setups and welcome a seamless pressure monitoring experience with our Adjustable Pressure Switch!

Product Highlights

The Pressure switch 901 Prescal® EX is a versatile and reliable instrument designed to measure and control pressure in various applications. Available in different types with a wide setting range, the switch caters to diverse pressure requirements. Its standard/extended models offer setting ranges between 5 and 20 mbar up to 1,000 and 3,000 mbar, while the maximum positive working pressure ranges from 0.5/4 bar to 10 bar. The device also features a temperature range from -20°C to 85°C for media and ambient temperatures, ensuring effective operation in various environments. The diaphragm material is customisable, with options like NBR, Silicone, FKM (Viton®), and EPDM depending on the media. The Pressure switch 901 Prescal® EX comes with multiple pressure connection choices, including PA, PVDF, PPS, Brass, and Stainless Steel materials, and various hose nipple and thread options. Its electrical rating is 24 VDC/100 mA or 30 VDC/45 mA, and it can be connected through AMP flat plug 6.3 x 0.8 mm or push-on screw terminals. With an IP 54 protection class (with cover 6371), this pressure switch guarantees durability and performance in demanding industrial settings.


  • Wastewater technology
  • Liquid level measurement
  • Pump control
  • Medical technology
To download the latest datasheet click here: Pressure switch 901 Prescal® EX

Additional information


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