Eaton | QCR2045 | Circuit Breaker | 45A | 2-Pole | 240V

Keep electrical protection aligned with your system’s specs with this Eaton QCR2045 circuit breaker. This 45A, 2-pole, 240V unit is designed for maintenance, retrofit, and replacement projects where exact specification matching matters. The part number QCR2045 is the best reference for compatibility, so be sure to confirm fit and ratings before ordering.

• Amperage: 45A
• Poles: 2-Pole
• Voltage: 240V
• Part number: QCR2045
• Compatibility note: Confirm fit and ratings before ordering; use the part number as the primary reference for compatibility.

The Eaton QCR2045 is a genuine replacement part engineered to restore reliable overcurrent protection for 240V circuits requiring a 45A, two-pole breaker. Its two-pole design provides simultaneous disconnection of both hot legs, enhancing safety during tripping and making it well-suited for maintenance, retrofit, and replacement tasks where preserving original electrical architecture matters.

Ideal for

Electricians and homeowners performing panel maintenance, retrofit projects, or replacements in systems that require a 45A, 240V, two-pole breaker—with the assurance that this is an authentic Eaton part matched by the exact part number QCR2045.

Installation tips

• Power down the main disconnect and verify no voltage is present before working on the panel.
• Verify compatibility by cross-referencing the exact part number QCR2045 with your panel’s specifications.
• Maintain the original amperage rating for 240V circuits to ensure proper protection and code compliance.
• If you’re unsure about fit, consult the panel labeling or a licensed electrician to confirm compatibility before install.