Description
The Cutler-Hammer CA2125 is a 2-pole thermal magnetic molded case circuit breaker engineered for dependable circuit protection in residential, commercial, and light industrial systems. Rated at 125 amps and 240 volts AC, it provides long-time and instantaneous trip functions to guard against overloads and short circuits. The CA2125 features a feed-thru connection and durable molded case design for reliable operation and easy installation.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Eaton / Cutler-Hammer |
| Category |
Circuit Protection |
| Part Number |
CA2125 |
| Subcategory |
Molded Case Circuit Breaker |
| Series |
CA |
| Amperage Rating |
125 A |
| Voltage Rating |
240 VAC |
| Number of Poles |
2 |
| Phase |
Single Phase |
| Interrupting Rating |
10 kAIC @ 240V |
| Trip Type |
Thermal Magnetic (LI – Long-Time, Instantaneous) |
| Connection Type |
Feed-Thru |
| Mounting Type |
Bolt-On |
| Frame Type |
CA |
| Terminal Type |
Line and Load Side Lugs |
| Wire Range |
#6–4/0 AWG Cu/Al |
| Temperature Rating |
40 °C |
| Certifications |
UL 489, CSA C22.2 No. 5 |
| Applications |
Branch and main circuit protection |
| Warranty |
Limited Lifetime |
| Weight |
5 lb |
Information About CA2125
The CA2125 is part of Eaton’s Cutler-Hammer CA series molded case circuit breakers, built to deliver consistent performance in low-voltage electrical systems. It combines thermal magnetic trip technology with feed-thru connections, ensuring accurate current interruption and efficient load management. Designed for single-phase applications, this breaker complies with UL and CSA safety standards, making it suitable for a wide range of electrical distribution panels. Its bolt-on mounting configuration allows secure installation and stable contact integrity in demanding environments.
Key Features:
- Thermal Magnetic Trip Unit: Provides precise long-time and instantaneous protection for overload and fault conditions.
- High Interrupting Capacity: Rated for 10 kAIC at 240V to ensure reliable fault interruption.
- Feed-Thru Connection: Enables straightforward line and load connections for streamlined circuit integration.
- Compact Two-Pole Design: Supports efficient use in single-phase or branch circuit protection systems.
- UL and CSA Certified: Meets UL 489 and CSA standards for electrical safety and performance.
- Durable Molded Case: Offers mechanical strength and thermal endurance under continuous load.
- Wide Compatibility: Suitable for various commercial and light industrial panelboard configurations.
- Bolt-On Mounting: Ensures secure attachment and long-term electrical stability.
The CA2125 delivers the reliability and precision required for safe and efficient power distribution in electrical protection systems.
