Engineered for commercial and industrial applications, the FD2080 is a two-pole molded case circuit breaker from Eaton's Series C lineup. It mounts into standard switchboards, motor control centers, and compatible panelboards to provide robust overcurrent defense. Rated for 35 kAIC at 480VAC, this F-Frame unit features fixed thermal and magnetic trip settings. It serves as an exact replacement for older Cutler-Hammer installations and can be upgraded to the PDG22G0080TFFL with a retrofit kit.
This breaker is designed for use in Eaton Series C panelboards, switchboards, and motor control centers. It requires a bolt-on connection and the appropriate mounting hardware for your specific enclosure.
Is the Eaton FD2080 the same as the Cutler-Hammer FD2080?
Yes. Eaton acquired Cutler-Hammer and continues to manufacture these Series C F-frame breakers under the Eaton brand. They are exact drop-in replacements for older Cutler-Hammer branded units.
Can I use the FD2080 to replace an ED2080 or FDC2080?
The FD2080 shares the same physical dimensions and mounting footprint as the ED2080 and FDC2080. However, you must verify that its 35kAIC rating at 480VAC meets your system requirements, as the FDC has a higher interrupting capacity and the ED has a lower capacity.
Can the FD2080 be used in DC circuits?
Yes, this breaker is rated for 250VDC applications with a maximum interrupting capacity of 10kAIC. It is commonly used in industrial DC control and distribution circuits.
What wire sizes are accepted by the standard lugs on this breaker?
The standard factory lugs accept 14 AWG through 1/0 AWG copper or aluminum wire. Always ensure proper torque specifications are followed during installation to prevent arcing.
Are the trip settings adjustable on the FD2080?
No, this breaker features a fixed thermal and fixed magnetic trip unit. Neither the long-time nor the instantaneous trip functions can be adjusted in the field.
Will this breaker fit in a standard residential load center?
No, the FD2080 is a bolt-on molded case circuit breaker designed for commercial and industrial Series C panelboards. It will not fit in standard plug-on residential load centers like the Eaton BR or CH series.
Is this breaker suitable for reverse feed applications?
Standard Eaton Series C F-frame thermal magnetic breakers are suitable for reverse feed applications unless they are specifically marked with line and load designations on the casing.
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Reviews
Review summary
Customers rate this product 4.9 out of 5 based on 14 reviews.
Eaton / Cutler-Hammer FD3175 - 175A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 4 out of 5 stars
7/13/26
175amp molded case circuit breaker
The breaker we purchased was as advertised. The breaker fit perfectly. We purchased reconditioned breaker and it seems to be working properly, accordingly to the golf course maintenance team that supervises the irrigation system.
Next day shipping came quickly even though the 4th of July was coming.
I wish it came with new installations hardware but that isn’t a deal breaker.
MB
Michael B.
Verified Buyer
Reviewing
Eaton / Cutler-Hammer FD3040 - 40A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
1/7/26
Worked perfectly
This circuit breaker installed as expected and performed flawlessly.
DQ
David Q.
Reviewing
Eaton / Cutler-Hammer FD2080 - 80A 2 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
8/17/23
A+ Seller
Breaker came as described and was shipped out fast!
OC
Oscar C.
Reviewing
Eaton / Cutler-Hammer FD3175 - 175A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
4/20/23
Great Service
Totally recommended
ML
Michael L.
Reviewing
Eaton / Cutler-Hammer FD2050 - 50A 2 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
3/2/22
Quick and Easy
They had what we needed and were able to ship it quickly.