Eaton | GCH3045 | Circuit Breaker | 45A | 3-Pole

Eaton GCH3045 Circuit Breaker — a precise 45A, 3-Pole solution built for reliability in maintenance, retrofit, and replacement projects where matching specs matter.

Designed to integrate with Eaton panels and the broader GCH family, this three-pole breaker provides robust protection for three-phase circuits. The part number GCH3045 is your best reference for compatibility—always verify fit and ratings before ordering.

Key specifications at a glance

• Amperage: 45A
• Poles: 3-Pole (three‑phase configuration)
• Series: GCH family (Eaton)

Why this breaker stands out

When you’re maintaining or upgrading a panel, a breaker that precisely matches the original specifications minimizes downtime and preserves system protection. The GCH3045 is engineered for predictable trip characteristics and dependable overcurrent protection in compatible Eaton systems, ensuring you’re protected when it matters most.

Ideal use cases

• Maintenance projects replacing a failed or worn 3-port breaker
• Retrofits to upgrade protection for three-phase circuits
• Replacement in legacy Eaton panels that require GCH-series breakers

Practical guidance for selection

To avoid compatibility issues, rely on the part number: GCH3045. It’s the most reliable reference for panel fit and electrical ratings. Before ordering, confirm:

• Your panel supports 3-pole, 45A GCH-series breakers
• The voltage and interrupting capacity align with your system requirements

Installation and care tips

Install following standard electrical safety practices. If you’re unsure, consult a licensed electrician. Store spare breakers in their original packaging and protect them from moisture and dust to safeguard performance.

Choose the Eaton GCH3045 for dependable, precise three-phase protection that aligns with your panel’s specifications and keeps critical systems safeguarded.