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Federal Pacific NA3P80 Miniature Circuit Breaker

  • 80A
  • 3 Pole
  • Plug-On
Federal Pacific NA3P80
Miniature Circuit Breaker
Brand Federal Pacific
SKU NA3P80
Select Item Condition
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  • 80A
  • 3 Pole
  • Plug-On

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Federal Pacific NA3P80 3 Pole Circuit Breaker

Federal Pacific NA3P80 - 80A 3 Pole Miniature Circuit Breaker

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$474.55 No Stock

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Description

Built for commercial environments, the Federal Pacific NA3P80 delivers reliable three-phase overcurrent protection. This 80A, 240V breaker utilizes a thermal-magnetic trip mechanism to handle standard distribution needs. Designed as an exact replacement, it mounts into older Federal Pacific Stab-Lok panelboards without requiring adapters. It can also be cross-referenced with the UBIF0380N substitute. The NA series features a long-body design requiring three full one-inch spaces.

Specifications

Key specifications
Brand Federal Pacific
Part Number NA3P80
Series NA
Amperage 80A
Poles 3
Mounting Style Plug-On
Voltage 240VAC
Phase 3
AIC Rating 10kA @ 240VAC
Fit and installation
Terminal Type Lugs
For Use With Federal Pacific Stab-Lok Panelboards
Wire Gauge 4 AWG - 2/0 AWG
Max Wire 2/0 AWG
Min Wire 4 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Standards and features
Standards UL 489
Approval UL
Temp Rating 40C
Construction Features Stab-Lok System, Common Trip, 1 Inch per Pole

Product FAQs

7 answers
Are Federal Pacific Stab-Lok breakers like the NA3P80 considered safe for continued use?

Federal Pacific Electric (FPE) Stab-Lok panels and breakers have a documented history of failing to trip during overloads or short circuits, which poses a significant fire hazard. Many insurance carriers and inspectors require these panels to be replaced. Consult a licensed electrician to evaluate your system and determine if a complete panel upgrade is necessary.

Which panelboards are compatible with the NA3P80 circuit breaker?

The NA3P80 is designed exclusively for use in Federal Pacific Electric (FPE) Stab-Lok load centers and panelboards. It features a plug-on mounting style specific to the Stab-Lok bus design and will not fit in standard panels from other manufacturers.

Are there modern aftermarket replacements available for the FPE NA3P80?

Yes, Connecticut Electric manufactures new aftermarket replacement breakers for the FPE Stab-Lok series under their UBI line. The UBIF0380N is a direct cross-reference for the NA3P80, offering a modern, UL-listed alternative for existing Stab-Lok panels.

How much panel space does the NA3P80 3-pole breaker require?

As a 3-pole Stab-Lok breaker, the NA3P80 features a long-body design that requires three full 1-inch spaces in a compatible Federal Pacific panelboard.

How is the NA3P80 breaker installed into the panel?

The NA3P80 utilizes a plug-on mounting design specific to the FPE Stab-Lok system. It pushes directly onto the bus bar stabs without the need for bolted connections. Ensure the panel is fully de-energized before attempting installation or replacement.

What wire sizes are accepted by the lugs on the NA3P80 breaker?

The terminal lugs on the NA3P80 are designed to accept wire gauges ranging from 4 AWG up to 2/0 AWG. Always verify the correct wire material and size based on the 80A rating and local electrical codes.

What type of trip mechanism does the NA3P80 utilize?

This breaker uses a fixed thermal-magnetic trip mechanism. It provides long-time thermal protection against sustained overloads and instantaneous magnetic protection against short circuits.

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Reviews

4.9
Rated 4.9 out of 5 stars
Based on 28 reviews
Rating
Ratings
28 reviews
  • JM
    Jimmy M.
    Verified Buyer
    Reviewing
    Federal Pacific NA230 - 30A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/8/26
    NA230-30

    Breaker arrived well packaged and sealed. Installed easily and working great for the customer.

  • JE
    James E.
    Verified Buyer
    Reviewing
    Federal Pacific NA250 - 50A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/23/26
    Satisfactory

    Fast shipping and exactly as expected

  • ED
    Erik D.
    Verified Buyer
    Reviewing
    Federal Pacific NA250 - 50A 2 Pole Miniature Circuit Breaker
    I do not recommend this product
    Rated 1 out of 5 stars
    7/21/26
    Result of FP

    Breakers were wrong size and could not be useful....lost monies.

  • JL
    Jeff L.
    Verified Buyer
    Reviewing
    Federal Pacific NA20 - 20A 1 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    6/22/26
    Hard to find breaker

    Fit perfectly. Great service

  • PP
    Paul P. J.
    Verified Buyer
    Reviewing
    Federal Pacific NA20 - 20A 1 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    12/27/25
    perfect ...

    all is great in the universe the FP 20A Breaker worked perfect.