Delivering reliable power management for commercial buildings, the Eaton EHB3080 is an 80-amp, three-pole MCCB. It features a robust thermal-magnetic trip unit that provides both long-time overload and instantaneous short-circuit protection. Designed specifically for legacy infrastructure, this E-Frame device installs into Westinghouse NEHB panelboards. It offers an exact physical match for older systems. When transitioning to newer hardware, the EHD3080 serves as the exact substitute.
Which panelboards are compatible with the EHB3080 circuit breaker?
The EHB3080 is an E-frame breaker designed to bolt directly into legacy Westinghouse and Eaton Cutler-Hammer panelboards. It serves as an exact match for older infrastructure, eliminating the need for retrofit kits.
What is the modern replacement for the obsolete EHB3080?
The EHB series is obsolete. Eaton recommends the EHD3080, which is an F-frame breaker, as the direct cross-reference and drop-in replacement for modernizing older panelboards.
Can the trip settings on the EHB3080 be adjusted?
No, the EHB3080 features a fixed thermal-magnetic trip unit. Both the long-time thermal and instantaneous magnetic trip functions are factory-set and non-adjustable.
Can I use the EHB3080 in a plug-on load center?
No, the EHB3080 is strictly a bolt-on circuit breaker designed for commercial and industrial panelboards. It will not fit in residential load centers that require plug-on breakers.
What wire gauge and material can be used with the EHB3080 lugs?
The standard lugs accept 4 AWG to 2/0 AWG wire and are rated for both copper and aluminum conductors.
What type of fault protection does the EHB3080 provide?
It utilizes a thermal-magnetic mechanism to provide standard LI protection. This includes a delayed thermal response for overloads and an instantaneous magnetic response for short-circuit faults.
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Reviews
Review summary
Customers rate this product 4.8 out of 5 based on 20 reviews.
Square D EHB14020 - 20A 1 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
10/13/26
Excellent breaker at an excellent price
I ordered 2 recertified breakers. They came clean and well packaged. Both functioned perfectly and got me out of a bind. I buy breakers from SuperBreakers almost every week, and they never cease to impress!
TS
Thomas S.
Verified Buyer
Reviewing
Square D EHB24060 - 60A 2 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
2/28/26
President NGE
The quality is excellent, but you need to double check when you order that the corrected one gets delivered
MD
Mitchell D.
Verified Buyer
Reviewing
Square D EHB14020HID - 20A 1 Pole Molded Case Circuit Breaker
I recommend this product
Rated 4 out of 5 stars
2/4/26
Hard to find
Super breakers has just what I was looking for when no one else did!!
MS
Mike S.
Verified Buyer
Reviewing
Square D EHB34060 - 60A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
11/21/25
Fast reliable service, reasonable prices
I recently ordered the incorrect breakers for a job, but I contacted Drew at SuperBreakers and he got me the correct breakers shipped out that day, which I received the next day. He sent me a label to send the wrong breakers back, and I was quickly refunded a restocking fee that I incurred for my mistake. I was able to get the breakers installed, and the power running to meet the deadline. Not to mention, the price was better than I found elsewhere. Thanks Drew!
I would definitely recommend this company if you need fast, reliable service for your electrical product needs. And I'm sure I will use them again.
Thank you SuperBreakers! Nice job Drew!
DT
David T.
Reviewing
Square D EHB14020 - 20A 1 Pole Molded Case Circuit Breaker