HEF425045 | Circuit Breaker | 45A | 2-Pole | 480V

HEF425045 is an industrial circuit breaker designed to protect electrical distribution circuits in maintenance, retrofit, and replacement projects where exact specifications matter. This 2-pole unit delivers reliable 45-amp protection for 480-volt systems, making it a solid choice for mid‑range industrial panels and switchgear.

Key specifications

• Amperage: 45 A
• Poles: 2-Pole
• Voltage rating: 480 V
• Part reference: HEF425045 (best reference for compatibility)

Why this HEF425045 stands out

Designed for demanding industrial environments, this circuit breaker provides solid protection with a straightforward installation path. The 2-pole design ensures simultaneous disconnection of both hot conductors, simplifying fault isolation and enhancing safety. By aligning with exact amperage, voltage, and pole requirements, it helps prevent nuisance trips and under‑protection in critical 480V systems.

Ideal use cases

• Retrofit projects in 480V distribution panels where a precise 45A, 2-pole solution is needed
• Replacement units for aging equipment in manufacturing lines, HVAC systems, and process controls
• Maintenance upgrades in facility electrical infrastructure to maintain reliable protection

Buying guidance and installation tips

Before placing an order, confirm fit and ratings. The part number HEF425045 is the most reliable reference for compatibility with your panel or enclosure. If your system requires a different voltage, amperage, or pole configuration, select the matching model to ensure safe, code-compliant protection.

In summary, if your application runs at 480V, needs a 2-pole configuration, and requires 45A protection, HEF425045 provides a precise, dependable match that supports safe operation and easy replacement in industrial environments.