Westinghouse | 46A8101G05 | Circuit Breaker | 125A | 2-Pole | 600V | Bolt-On

Meet the Westinghouse 46A8101G05 Circuit Breaker — a purpose-built, bolt-on solution for demanding electrical systems. This 2-Pole unit is rated at 125A and 600V, designed for maintenance, retrofit, and replacement tasks where exact specifications matter. If your panel requires a secure, high-capacity breaker with a precise part reference, this is your reliable match.

Key specifications

• Amperage: 125A
• Poles: 2-Pole
• Voltage rating: 600V
• Mounting: Bolt-On
• Part reference: 46A8101G05

Why this breaker stands out

This isn’t a generic replacement. The 46A8101G05 is specifically suited for panels that require a bolt-on, 2-pole device capable of interrupting up to 125A at 600V. The bolt-on mounting provides a rugged, vibration-resistant connection ideal for commercial and industrial environments, helping to maintain reliable protection even in spaces with heavy equipment and frequent panel access. The part number is the most dependable guide for compatibility, so sticking with 46A8101G05 minimizes the guesswork during maintenance or retrofit.

Ideal use cases

Perfect for:

• Maintenance on existing 2-pole, 125A circuits in 600V systems
• Retrofits to upgrade service capability on compatible panels
• Replacement of a failed or worn bolt-on breaker in Westinghouse-compatible installations

Compatibility and installation tips

Before ordering, verify that your panel accepts bolt-on breakers of this form factor and rating. The best reference for compatibility is the part number 46A8101G05. Since this is a bolt-on unit, ensure you have the appropriate mounting hardware and follow your panel’s installation instructions. For safety and compliance, de-energize the panel and consult a licensed electrician if you’re unsure about installation or panel compatibility.