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Honeywell 77342020HG01 Ultra Duty Pressure Switch

The Honeywell 77342-02.0HG-01 Ultra Duty Pressure Switch is engineered for demanding applications requiring high pressure and low set points. Its robust 3-piece construction, plated steel base, and screw-machined components provide exceptional resistance to cracking and failure. The switch's design incorporates modifications to the pressure cavity and diaphragm to handle pressure transients and high system pressures commonly found in braking, transmission, and hydraulic systems. With a burst rating exceeding 4000 psi, this switch offers superior performance and longevity in harsh environments. It is suitable for a wide range of industrial applications where reliable pressure monitoring and control are essential.

Authorized Distributors
Source:DigiKey
Part No:77342-02.0HG-01
Stock:0
Inv Date:06-01-2026
Price: Unit price: $116.84
Buy/RFQ:
Part No:77342-02.0HG-01
Stock:0
Inv Date:06-01-2026
Price: Unit price: $128.98
Buy/RFQ:
Part No:77342-02.0HG-01
Stock:44
Inv Date:06-01-2026
Price: Unit price: $87.28
Buy/RFQ:
Part No:77342-02.0HG-01
Stock:44
Inv Date:06-01-2026
Price: Unit price: $87.28
Buy/RFQ:

Honeywell 77342020HG01 Ultra Duty Pressure Switch Specifications:

  • Type: Direct action blade contact
  • Contacts: Silver alloy, gold plated
  • Set Point Range: 10-400 PSI
  • Operating Pressure: 500 PSI
  • Proof Pressure: 2000 PSI
  • Burst Pressure: 4000 PSI
  • Base: Plated Steel — Screw Machined 3-piece construction
  • Diaphragm: Polymide Film
  • Connector: 1/8-27 NPT Male Thread
  • Temperature Range: -40°F to +250°F
  • Terminals: #8-32 screws, 1/4” blade, 280 Series Metripack
  • Circuitry: SPST-N.O., N.C., SPDT
  • Cover: Glass Reinforced Polyester
  • Approximate Dead Band: 15-25 PSI (10-35 PSI)
  • Ratings Resistive: 15 AMP @ 6 VDC
  • Ratings Inductive: 1 AMP @ 120 VAC
  • Mating connector for N.O. and N.C.: Packard Part# 15300027
  • Mating connector for DC: Packard Part# 12034147

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Frequently Asked Questions

Where can I buy Honeywell 77342020HG01?

You can click on the BUY or RFQ button to purchase 77342020HG01 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part 77342020HG01?

You can download the 77342020HG01 datasheet or visit the Honeywell website for support.

Who is the manufacturer of 77342020HG01?

Honeywell

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