Eaton | EB2045 | Circuit Breaker | 45A | 2-Pole | 240V | Bolt-On

The Eaton EB2045 is a 45-amp, two-pole circuit breaker designed for 240-volt circuits in bolt-on panels. Built for maintenance, retrofit, and replacement projects, this breaker delivers reliable protection with the exact specifications you need.

Key specifications

• Amperage: 45A
• Poles: 2-Pole
• Voltage: 240V
• Mounting type: Bolt-On
• Part number reference: EB2045 (best reference for compatibility)

Why this bolt-on design stands out

The bolt-on mounting of the EB2045 provides a secure, mechanically robust connection in compatible Eaton panels. This means fewer chances of loose connections in environments with vibration or panel activity, and a dependable path for fault interruption when protection is required. It’s purpose-built for installations where precise ratings and a sturdy attachment matter most.

Use cases and ideal buyers

Perfect for electricians, facilities engineers, and panel technicians performing maintenance, panel upgrades, retrofits, or replacements. If your system requires a 240V, 45A, 2-pole protection device with bolt-on mounting, the EB2045 is the right fit. This breaker is particularly suited for service panels and distribution boards that specify this exact configuration.

Practical tips for installation and selection

• Always confirm fit and ratings against your panel’s labeling before ordering.
• Ensure the panel accepts bolt-on breakers and that the bus type matches this unit.
• Power down the panel and follow all safety procedures during installation.
• Secure mounting screws to the manufacturer’s specified torque and verify the breaker seats firmly.
• Use the EB2045 part number as the primary reference for compatibility to avoid mismatches.

Why choose this over generic substitutes

When your project calls for exact specs, choosing the Eaton EB2045 guarantees the intended amperage, pole count, voltage, and mounting style are met. This reduces guesswork, speeds up replacement or retrofits, and helps maintain consistent protection across your panel system.

Order with confidence—the EB2045 is designed to deliver durable protection in 240V, 45A, 2-pole configurations for bolt-on panel installations. Always verify compatibility with the specific Eaton panel model and refer to the part number EB2045 for the most reliable match.