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NOSHOK Inc. Press Release
400 Series Heavy Duty Mechanical Switch

Berea, Ohio  (January 19, 2010)  With a stable switching point setting, the robust 400 Series Switch converts pneumatic and hydraulic pressure into switching functions, and is designed for applications requiring maximum accuracy under high loads. It is SPDT, and can be normally open (N.O.) or normally closed (N.C.) depending on the wiring. The switching point is fully adjustable by means of a simple adjustment knob within the adjustment range. It also includes a locking mechanism for switch point adjustment.

The 400 Series Switch is fitted with DIN EN 175301-803 Form A connectors for fast and easy installation. It is also available with an LED indicator on the plug for visual monitoring of the switch status, or an M12 x 1 (4-pin) electrical connection.


  • Excellent repeatability of ±2% of Full Scale
  • Robust design with zinc die-cast housing
  • 360° rotatable male connections
  • Easy to adjust
  • High loadability (shock 30g, vibration 10 g)
  • Hirschmann (DIN EN 175301-803 Form A) with optional 36” cable, or M12 x 1(4-Pin) electrical connection
  • Flange connection (optional)
  • LED status indicator (optional)


  • Hydraulic systems, including mobile hydraulics
  • Pneumatic systems
  • Power generation
  • Pumps & compressors
  • Marine

NOSHOK, Inc. is a leading supplier of pressure, level, temperature and force measurement instrumentation, along with needle & manifold valves, serving major industries around the world. Products include pressure gauges, pressure and temperature transmitters, transducers & indicators, pressure switches, needle valves, manifold valves, pressure snubbers, bimetal thermometers, force measurement sensors and diaphragm seals. These products meet and exceed the application requirements of OEM’s and industrial users seeking exceptional quality, reliability and value.

For more information on NOSHOK products, please visit our website at
Contact: Sheryl Pritt, Mktg. Specialist, 1010 West Bagley Rd., Berea, Ohio 44017, 440.243.0888 x220,