Adjustable Hysteresis Low Voltage Pressure Switch – 0170

■ Diaphragm pressure switch rated up to 42 V
■ Durable zinc-plated steel housing
■  Snap-action switching with silver contacts
■  Overpressure protection up to 5,800 psi (400 bar)

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Description

The 0170 Adjustable Hysteresis Low Voltage Pressure Switch is a compact, durable solution designed for precise pressure monitoring and control in HVAC, refrigeration, and industrial applications. Featuring a rugged zinc-plated steel body and a reliable snap-action micro switch, this pressure switch delivers dependable performance in demanding environments.

Technical Specifications

Pressure & Mechanical Specifications

  • Field-adjustable pressure range: 4.35…1,450 psi
  • Differential (hysteresis): 10…30% (factory set)
  • Zinc-plated steel body
  • HEX size: 27 mm (1.06″)
  • Compact design for space-constrained installations

 

Electrical Specifications

  • Maximum voltage: 42 V
  • Maximum current: 4 A (resistive)
  • Electrical connection: Spade terminals

 

Materials & Sealing Options

Seal materials available:

  • NBR (Buna N)
  • EPDM
  • FKM (Viton®)
  • FFKM
  • HNBR

 

Wide range of media compatibility for flexible system integration

 

Advantages:

  • Reliable snap-action micro switch ensures consistent switching performance and long service life
  • Adjustable hysteresis allows precise control tailored to system requirements
  • Rugged zinc-plated steel construction for harsh industrial and mobile hydraulic environments
  • Excellent price-to-performance ratio, ideal for OEM and series production
  • Multiple seal material options support use with various gases and fluids

 

Typical Applications:

HVAC & Refrigeration Applications

  • Compressor pressure monitoring
  • Heat pumps and chillers
  • Refrigeration systems
  • Condensing units
  • Pressure control in cooling circuits

 

Industrial Applications

  • Mobile and stationary hydraulic systems
  • Industrial automation equipment
  • Pneumatic systems
  • Machine tools and process equipment

 

General Pressure Monitoring

  • OEM equipment
  • Control panels
  • Systems requiring low-voltage pressure switching with adjustable hysteresis

 

Download

Download Data Sheet
Download Manual

0170-0171-Final

Additional information

Model Number

0170

Pressure Ranges

0-100 bar (1,500 psi), 0-400 bar (0-5,800 psi)

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Have a Question?

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