Eaton / Cutler-Hammer HFD Series Circuit Breakers
The Eaton / Cutler-Hammer HFD series is a high-interrupting molded case circuit breaker covering the F-Frame and H-Frame range from 15A to 250A at 600VAC. HFD breakers are among the most widely installed industrial MCCBs in North America, used in commercial distribution panels, motor feeder protection, and industrial branch circuits. The AllBreakerSales.com catalog includes Eaton HFD breakers in all amperage ratings and pole configurations. Request a written quote to confirm the required catalog number and current availability.
Series Specifications
| Frame | F-Frame / H-Frame — 100A–250A Frame |
|---|---|
| Amperage Range | 15A – 250A |
| Voltage | 600VAC |
| Poles | 1-Pole, 2-Pole & 3-Pole |
| Interrupting Rating | 65kA @ 480V / 100kA @ 240V |
| Mounting | Bolt-On / Plug-In |
| Trip Type | Thermal Magnetic (High Interrupting) |
History and Replacement Context
The HFD series originated with Cutler-Hammer and continued under the Eaton brand after the 1978 acquisition. The 'H' designation indicates the high interrupting rating (65kA at 480V), making HFD breakers suitable for applications near large transformers. The HFD remains one of the most searched industrial circuit breakers in the US market.
Typical Applications
- Commercial distribution panels
- Motor feeder protection
- Industrial branch circuits
- HVAC equipment protection
- High-fault commercial systems
Available Catalog Numbers
- HFD63F100 — 100A, 3 pole, 240/480/600VAC
- HFD63F070 — 70A, 3 pole, 600VAC
- HFD63F080 — 80A, 3 pole, 600VAC
- HFD63F090 — 90A, 3 pole, 600VAC
- HFD63F110 — 110A, 3 pole, 600VAC
- HFD63F125 — 125A, 3 pole, 600VAC
- HFD63F150 — 150A, 3 pole, 600VAC
- HFD63F175 — 175A, 3 pole, 600VAC
- HFD63F200 — 200A, 3 pole, 600VAC
- HFD63F225 — 225A, 3 pole, 600VAC
- HFD62B070 — 70A, 2 pole, 600VAC
- HFD62B080 — 80A, 2 pole, 600VAC
- HFD62B090 — 90A, 2 pole, 600VAC
- HFD62B100 — 100A, 2 pole, 600VAC
- HFD62B110 — 110A, 2 pole, 600VAC
- HFD62B125 — 125A, 2 pole, 600VAC
- HFD62B150 — 150A, 2 pole, 600VAC
- HFD62B175 — 175A, 2 pole, 600VAC
- HFD62B200 — 200A, 2 pole, 600VAC
- HFD62B225 — 225A, 2 pole, 600VAC