Square D | MHP36800 | Circuit Breaker | 800A | 3-Pole | 600V | Bolt-On

The Square D MHP36800 circuit breaker is a robust protection device engineered for demanding electrical systems. With an 800A current rating, a 3-pole configuration, and a 600V operating capacity, this bolt-on breaker is designed for secure, reliable operation in high-current feeders and main circuits. When compatibility and performance matters, the MHP36800 delivers a precise match for installations built around Square D bolt-on protection.

Key advantages of the MHP36800

• High-current protection with an 800A rating to safeguard feeders and critical equipment from overloads.
• Three-pole design provides balanced protection across phases, enhancing system stability in three-phase applications.
• 600V electrical rating suitable for many commercial and industrial distribution networks.
• Bolt-On mounting offers a secure, rigid connection that simplifies installation in compatible panels.
• Spec-driven compatibility—part number MHP36800 is the clearest reference for matching a panel's original protection scheme.

When and where to use

Ideal for maintenance projects, retrofits, and replacements where you need to preserve the exact protection profile of your Square D installation. This breaker is well-suited for main feeders in industrial panels and other equipment that require a high-amperage, bolt-on solution without altering existing wiring layouts.

Compatibility and installation notes

Before ordering, confirm fit and ratings against your panel’s specifications. The MHP36800’s reliability hinges on selecting a device that aligns with the panel’s acceptance criteria and the bolt-on mounting method. Since the part number is the best reference for compatibility, use it to verify that this breaker matches your square-dotted protection scheme and bus configuration.

What makes this different

This isn’t a generic replacement. The MHP36800 is part of Square D’s bolt-on family, designed to integrate with established Square D panel architectures and maintenance workflows. Its combination of high current capacity, precise three-pole configuration, and secure bolt-on mounting translates to predictable protection performance and straightforward installation in suitable systems.