Description
The Eaton HFD2125 is a two-pole molded case circuit breaker designed to deliver dependable thermal-magnetic protection for single-phase electrical systems. This breaker supports up to 125 A at 600 VAC or 250 VDC, offering high interrupting capacity for demanding commercial and industrial installations. With its F-frame construction and bolt-on configuration, the HFD2125 provides robust performance and secure mounting in distribution equipment.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Eaton |
| Category |
Circuit Protection |
| Part Number |
HFD2125 |
| Subcategory |
Molded Case Circuit Breakers |
| Series |
Series C |
| Frame Type |
F-Frame |
| Circuit Breaker Type |
HFD |
| Amperage Rating |
125 A |
| Voltage Rating |
600 VAC / 250 VDC |
| Interrupt Rating |
100 kA @ 240 VAC; 65 kA @ 480 VAC; 25 kA @ 600 VAC; 22 kA @ 250 VDC |
| Trip Type |
Fixed Thermal / Fixed Magnetic |
| Trip Functions |
LI – Long-Time and Instantaneous |
| Number of Poles |
2 |
| Phase |
Single-Phase |
| Mounting Type |
Bolt-On |
| Line Termination |
Busbar (No Lugs) |
| Load Termination |
Lugs |
| Frequency |
50/60 Hz |
| Dimensions (H × W × D) |
3.25 in × 5 in × 7.5 in |
| Certifications |
UL Listed, CSA Certified, IEC Rated |
| Country of Origin |
Dominican Republic |
| Weight |
2.93 lb |
Information About HFD2125
The HFD2125 is part of Eaton’s Series C family, built with an F-frame molded case that supports high interrupting ratings across a wide voltage range. It incorporates an HFD-type fixed thermal and magnetic trip unit that provides long-time and instantaneous protection for overload and fault events. Designed for compatibility with panelboards, MCCs, and other single-phase systems, the breaker features bolt-on mounting and standard load-side lugs for reliable field installation. Certified to UL, CSA, and IEC standards, it is engineered for use in industrial power distribution where consistent, high-capacity circuit protection is required.
Key Features:
- 125 A Rating: Provides high-capacity protection for demanding single-phase loads.
- Two-Pole Configuration: Supports 600 VAC and 250 VDC circuits in industrial and commercial systems.
- High Interrupt Capability: Rated 100 kA at 240 VAC and 65 kA at 480 VAC for fault-clearing performance.
- Thermal-Magnetic Trip: Fixed long-time and instantaneous functions ensure accurate overload and short-circuit response.
- F-Frame Molded Case: Durable housing designed for heavy-duty electrical environments.
- Bolt-On Connection: Secures the breaker directly to bus structures for stable mounting.
- Standard Lug Terminals: Load-side lugs simplify wiring while maintaining strong electrical contact.
- UL, CSA, IEC Certifications: Meets major global electrical protection and performance standards.
The HFD2125 delivers the reliability and precision required for high-capacity molded case circuit protection.
