Westinghouse | 456D988G04 | Circuit Breaker | 3-Pole | 600V

Westinghouse 456D988G04 is a purpose-built 3-pole, 600-volt circuit breaker designed for maintenance, retrofit, and replacement tasks where precise specifications matter. Built to protect multi-phase electrical systems, this unit helps keep panels safe, reliable, and compliant during upgrades or service work.

Key specifications

• Poles: 3-Pole
• Voltage rating: 600V
• Part number: 456D988G04

Ideal use cases

Use this Westinghouse breaker for:

• Maintenance on existing electrical panels to ensure continued protection
• Retrofit projects where modernized protection is required without changing the panel design
• Replacement of worn or failed breakers in commercial or industrial environments

The 3-pole configuration provides reliable interruption across all three phases, making it suitable for typical 3‑phase distribution systems.

Compatibility and verification

Before ordering, confirm the fit and ratings. The part number 456D988G04 is the most reliable reference for compatibility with your Westinghouse panel or system. To verify, compare the panel’s model and frame type to ensure the 456D988G04 unit matches the required specifications.

Why choose this Westinghouse breaker

• Exact part reference: The 456D988G04 designation helps you source the correct replacement, minimizing downtime and fit-risk.
• 3-Pole design: Suitable for full 3‑phase protection, ensuring balanced interrupt across all conductors.
• 600V rating: Built to safely interrupt higher-voltage circuits common in industrial and commercial settings.

Practical notes for installers

• Ensure the panel is rated for the 600V, 3-pole configuration before installation.
• Keep documentation handy: reference the part number 456D988G04 during ordering and cross-referencing to avoid mismatches.
• Store spares in clean, dry conditions to preserve contacts and mechanical integrity for longer service life.