Westinghouse | MC3800M | Circuit Breaker | 800A | 3-Pole | 600V | Bolt-On

Westinghouse MC3800M Circuit Breaker is built for demanding electrical environments that require dependable, high-capacity protection. This 3-pole, 600V bolt-on unit is rated for 800A, making it an ideal fit for maintenance, retrofit, and replacement projects where exact specifications matter.

Specs in brief

• Amperage: 800A
• Poles: 3-Pole
• Voltage: 600V
• Mounting: Bolt-On
• Reference: Part number MC3800M

Why this breaker stands out

Designed to handle heavy three-phase loads, the MC3800M combines rugged construction with precise trip performance, helping you protect power systems from overloads and short circuits. The bolt-on mounting streamlines installation in compatible panels, reducing downtime during maintenance or upgrades. When you need a reliable, specification-matched replacement, this Westinghouse unit provides a straightforward path to restoring protection without compromising panel integrity.

Ideal use cases

• Maintenance and service upgrades for commercial or industrial electrical rooms
• Retrofits that require an 800A, 3-pole, 600V bolt-on breaker to match existing wiring and bus configurations
• Replacement of aging breakers in systems where exact part references ensure compatibility

How it helps your project

With the MC3800M, you gain a dependable protection solution that aligns with established panel designs and electrical ratings. Its 3-pole configuration supports balanced three-phase circuits, while the 600V rating covers a wide range of commercial and light-industrial applications. The bolt-on style not only simplifies installation but also helps ensure a solid, vibration-resistant connection for long-term reliability.

Compatibility and procurement notes

Before ordering, verify fit and ratings against your panel model and wiring requirements. The part number MC3800M serves as the best reference for compatibility, ensuring you’re selecting the exact unit needed for your system’s specifications.

Who benefits most

Electrical professionals and facility managers tackling retrofit projects, equipment upgrades, or protective-device replacements in medium- to large-scale environments will find this breaker to be a precise, durable match for their needs. It’s especially suited for setups where downtime matters and a reliable, specification-aligned part is essential.