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Honeywell 78149B0000002001 Extended Duty Pressure Switch

The Honeywell 5000 Series pressure switch is a robust and versatile solution for a wide range of industrial applications requiring reliable pressure monitoring and control. Designed for extended duty, this switch features a direct action blade contact mechanism and a factory-adjustable set point, allowing for flexibility in various system designs. The switch incorporates a Kapton diaphragm to ensure compatibility with a diverse array of fluids, and offers multiple termination options, including a Metri-Pack connector for secure and leak-proof connections. Its compact size and durable construction contribute to its suitability for demanding environments. Typical applications include motor oils, transmission oils, and jet fuels.

Authorized Distributors
Source:DigiKey
Part No:78149-B00000020-01
Stock:0
Inv Date:06-01-2026
Price: Unit price: $98.2982
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Source:DigiKey
Part No:78149-B00000020-01
Stock:53
Inv Date:06-01-2026
Price: Unit price: $82.52
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Part No:78149-B00000020-01
Stock:0
Inv Date:06-02-2026
Price: Unit price: $86.29
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Part No:78149-B00000020-01
Stock:53
Inv Date:06-01-2026
Price: Unit price: $202.33
Buy/RFQ:
Part No:78149-B00000020-01
Stock:53
Inv Date:06-01-2026
Price: Unit price: $202.33
Buy/RFQ:
Part No:78149-B00000020-01
Stock:35
Inv Date:06-01-2026
Price: Unit price: $82.53
Buy/RFQ:

Honeywell 78149B0000002001 Extended Duty Pressure Switch Specifications:

  • Type: Direct action blade contact
  • Contacts: Silver alloy, gold plated
  • Set Point: Factory set from 0.5 to 150 PSI
  • Operating Pressure: 150 PSI (0.5-24 PSI range), 250 PSI (25-150 PSI range)
  • Proof Pressure: 500 PSI
  • Burst Pressure: 750 PSI (0.5-24 PSI range), 1250 PSI (25-150 PSI range)
  • Ratings Resistive: 15 AMP @ 6 VDC, 8 AMP @ 12 VDC, 4 AMP @ 24 VDC
  • Ratings Inductive: 1 AMP @ 120 VAC, 0.5 AMP @ 240 VAC
  • Diaphragm: Polyimide film
  • Temperature Range: -40° F to + 250° F
  • Connector: 1/8 -27 NPT male thread
  • Terminals: #8-32 screws, 1/4” blade, 280 Series Metri-Pack
  • Circuitry: SPST-N.O., N.C., 1 circuit adjustable, dual circuit options
  • Operating Media: Air, motor oils, transmission oils, jet fuels, and similar hydrocarbon media

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Frequently Asked Questions

Where can I buy Honeywell 78149B0000002001?

You can click on the BUY or RFQ button to purchase 78149B0000002001 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part 78149B0000002001?

You can download the 78149B0000002001 datasheet or visit the Honeywell website for support.

Who is the manufacturer of 78149B0000002001?

Honeywell

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