Designed for heavy-duty commercial applications, the Eaton HFD2100 provides 100A of reliable thermal-magnetic protection. It serves as a critical component within industrial power distribution networks. This bolt-on MCCB features load side lugs and mounts into Eaton Series C panelboards and motor control centers. For legacy upgrades, it is replaced by the PDG22M0100TFFJ, requiring a retrofit kit for Series C panels. With a 65kAIC rating at 480VAC, it handles high-fault currents safely.
HACR Rated, High Interrupting Capacity, Reverse Feed, Non-Interchangeable Trip, Common Trip
Product FAQs
8 answers
What panelboards are compatible with the HFD2100 circuit breaker?
The HFD2100 is an F-frame breaker designed for use in Eaton Series C panelboards, such as the PRL3A and PRL4, as well as compatible motor control centers and switchboards.
Can the Eaton HFD2100 replace older Westinghouse or Cutler-Hammer HFD2100 breakers?
Yes. Eaton acquired the distribution equipment lines from both Westinghouse and Cutler-Hammer. The current Eaton HFD2100 is physically and electrically interchangeable with legacy Westinghouse and Cutler-Hammer breakers sharing the same catalog number.
What is the difference between the FD2100, HFD2100, and FDC2100?
The difference is their interrupting capacity at 480VAC. The standard FD2100 is rated at 35kAIC, the high-interrupting HFD2100 is rated at 65kAIC, and the current-limiting FDC2100 is rated at 100kAIC. They share the same physical F-frame footprint.
Is the HFD2100 rated for use in DC applications?
Yes, this thermal-magnetic breaker is rated for up to 250VDC with an interrupting capacity of 22kAIC, making it suitable for certain solar, battery, or industrial DC control circuits.
Can the HFD2100 be reverse fed?
Yes. Standard thermal-magnetic Series C F-frame breakers like the HFD2100 are suitable for reverse feed applications.
Can I field-install internal accessories like a shunt trip or auxiliary switch in the HFD2100?
No. Eaton Series C F-frame breakers are factory sealed. Field installation of internal accessories is not permitted and will void the UL listing. Any internal accessories must be factory installed.
What wire sizes do the standard lugs on the HFD2100 accept?
The standard lugs accept 14 AWG to 1/0 AWG copper or aluminum wire. Always refer to the breaker nameplate for specific torque requirements based on the exact wire size and material used.
Does the HFD2100 provide ground fault or arc fault protection?
No. The HFD2100 is a standard thermal-magnetic breaker that provides only overload and short-circuit protection. It does not include GFCI or AFCI circuitry.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 21 reviews.
Eaton / Cutler-Hammer HFD3200 - 200A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
8/20/26
Breaker
Breaker shipped out and we received it super quick.
DL
Deanna L.
Verified Buyer
Reviewing
Eaton / Cutler-Hammer HFD3150 - 150A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
8/19/26
Eaton / Cutler-Hammer HFD3150 - 150A 3 Pole Molded Case Circuit Breaker
We needed more breakers ASAP and once again, Michael David came thru like he always does. We are a 24/7/ emergency electrical restoration companyso most of our orders are always needed in a rush and SuperBreakers is always my go to!.
RF
Ron F.
Verified Buyer
Reviewing
Eaton / Cutler-Hammer HFD3045 - 45A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
4/9/26
HFD3045
Perfect breaker & great price/delivery. It's very easy to schedule around SB as their projected delivery times are accurate.
CP
Christopher P.
Verified Buyer
Reviewing
Eaton / Cutler-Hammer HFD3020L - 20A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
2/13/26
Fast and Cost effective
Superbreakers Is always my first palce to look for harder to source breakers for a good price, and fast turnaround.
DS
David S. B. D.
Verified Buyer
Reviewing
Eaton / Cutler-Hammer HFD3060 - 60A 3 Pole Molded Case Circuit Breaker