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Eaton / Cutler-Hammer FDB3080S Molded Case Circuit Breaker

  • 80A
  • 3 Pole
  • Panel Mount
Eaton / Cutler-Hammer FDB3080S
Molded Case Circuit Breaker
Brand Eaton / Cutler-Hammer
SKU FDB3080S
Select Item Condition
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  • 80A
  • 3 Pole
  • Panel Mount

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Eaton / Cutler-Hammer FDB3080S - 80A 3 Pole Molded Case Circuit Breaker

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$632.26 No Stock

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Description

Built for demanding commercial and industrial applications, the FDB3080S is a 3-pole, 80A molded case circuit breaker from Eaton. It utilizes fixed thermal and magnetic trip technology to deliver reliable long-time and instantaneous protection for heavy-duty electrical systems. This F-Frame breaker mounts into Eaton Series C panelboards and motor control centers.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Part Number FDB3080S
Series FDB
Amperage 80A
Poles 3
Mounting Style Panel Mount
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 18kA @ 240VAC, 14kA @ 480VAC, 14kA @ 600VAC, 10kA @ 250VDC
Fit and installation
Terminal Type Lugs
For Use With Eaton Series C Panelboards, Switchboards, Motor Control Centers
Wire Gauge 14-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 14 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Stainless Steel Load Side Lugs Included
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed

Product FAQs

8 answers
What does the S suffix mean in the FDB3080S catalog number?

The S suffix indicates that this circuit breaker is factory-equipped with stainless steel terminals.

Which panelboards are compatible with the FDB3080S?

This Series C F-Frame breaker is designed to install in Eaton and legacy Cutler-Hammer Series C panelboards, switchboards, and motor control centers.

What wire sizes do the terminals on the FDB3080S accept?

The included lugs accommodate 14 AWG through 1/0 AWG copper or aluminum conductors.

Is the FDB3080S rated for use in direct current (DC) systems?

Yes, in addition to its AC ratings, this breaker is rated for 250VDC applications with a 10kA interrupting capacity.

Are the trip settings on the FDB3080S adjustable?

No, it features a fixed thermal-magnetic trip unit with preset long-time and instantaneous (LI) protection functions.

Will the Eaton FDB3080S replace an older Westinghouse breaker with the same part number?

Yes, Eaton acquired the Cutler-Hammer and Westinghouse breaker lines. This Series C breaker is a direct replacement for legacy Westinghouse FDB3080S models.

Is the FDB3080S HACR rated?

Yes, all Eaton Series C F-Frame circuit breakers are HACR rated for use with heating, air conditioning, and refrigeration equipment.

Can the FDB3080S be reverse fed?

Yes, Eaton Series C F-Frame circuit breakers are suitable for reverse feed applications, allowing line and load connections to be swapped if needed.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 2 reviews
Rating
Ratings
2 reviews
  • B
    Brent
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer FDB3060 - 60A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/18/26
    Breaker was as expected.

    Breaker was clean, you could not tell it was used.

  • RF
    Russell F.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer FDB3025 - 25A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/24/26
    Right product, right time

    This is what I needed, and I got it in time.