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Eaton / Cutler-Hammer QBHW3080H Miniature Circuit Breaker

  • 80A
  • 3 Pole
  • Bolt-On
Eaton / Cutler-Hammer QBHW3080H
Miniature Circuit Breaker
Brand Eaton / Cutler-Hammer
SKU QBHW3080H
Select Item Condition
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  • 80A
  • 3 Pole
  • Bolt-On

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Eaton / Cutler-Hammer QBHW3080H - 80A 3 Pole Miniature Circuit Breaker

Eaton / Cutler-Hammer QBHW3080H - 80A 3 Pole Miniature Circuit Breaker

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$105.16 No Stock

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Description

Providing robust circuit protection, the QBHW3080H is an 80A, three-pole breaker from the Quicklag family. It is designed to safeguard 240V commercial electrical systems. This unit features a bolt-on configuration that installs into Eaton Pow-R-Line and legacy Westinghouse panelboards. The box lugs accept 8-1/0 AWG wiring. Rated at 22 kAIC, it offers enhanced fault current interruption. The breaker utilizes a non-interchangeable thermal-magnetic trip and is HACR rated.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Part Number QBHW3080H-R
Series QBHW
Amperage 80A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC
Phase 3
AIC Rating 22kA @ 240VAC
Fit and installation
Terminal Type Box Lugs
For Use With Eaton Pow-R-Line Panelboards, Westinghouse Panelboards
Wire Gauge 8-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 8 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Alarm Switch, Padlock Attachment
Accessories Load Side Lugs Included
Standards CSA C22.2 No. 5, UL 489
Approval CSA, HACR, UL
Temp Rating 40C
Construction Features HACR Rated, Non-Interchangeable Trip

Product FAQs

6 answers
What panelboards are compatible with the QBHW3080H?

This breaker is designed for installation in Eaton Pow-R-Line commercial panelboards as well as legacy Westinghouse bolt-on panels.

What is the difference between Eaton QBHW and BAB circuit breakers?

Both are Quicklag bolt-on breakers with identical physical dimensions. The difference is the short-circuit interrupting rating. The QBHW series is rated for 22 kAIC at 240V, whereas the BAB series is rated for 10 kAIC.

Can the QBHW3080H replace an older Westinghouse BAB3080?

Yes. Because Eaton acquired the Westinghouse distribution equipment line, the QBHW3080H will physically fit the same bolt-on panel spaces as a BAB3080. It provides an upgraded 22 kAIC rating compared to the original 10 kAIC rating.

Is the QBHW3080H suitable for HVAC equipment?

Yes, Eaton Quicklag breakers in this amperage range are HACR rated, making them suitable for heating, air conditioning, and refrigeration motor loads.

Are the terminal lugs on this breaker dual-rated for aluminum wire?

Yes, the factory-installed box lugs are AL/CU rated, meaning they safely accept both copper and aluminum conductors ranging from 8 AWG to 1/0 AWG.

Can the trip settings on the QBHW3080H be adjusted in the field?

No, this breaker features a fixed thermal-magnetic trip unit. The long-time and instantaneous trip settings are factory calibrated and cannot be adjusted.

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Reviews

4.8
Rated 4.8 out of 5 stars
Based on 11 reviews
Rating
Ratings
11 reviews
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  • WJ
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    I recommend this product
    Rated 5 out of 5 stars
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    I needed breaker ASAP and SuperBreakers made it happen!

  • NS
    Nathan S.
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    I recommend this product
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    Arrived Just in Time

    Always satisfied with my SuperBreakers purchases!

  • PM
    Pete M.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer QBHW2015 - 15A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/12/25
    Great service and very helpful

    Knowledgable staff, easy to use website. Quick shipping turnaround.

  • BC
    Brian C.
    Flag of United States
    Reviewing
    Eaton / Cutler-Hammer QBHW2020 - 20A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/9/23
    plug & play

    Your website is very user friendly parts arrived promptly exact same parts no issues