Square D MGL36800 - 800 A, 600 V, 3-Pole Circuit Breaker | AmpState

Square D MGL36800 is an 800A, 600V, 3-pole molded case circuit breaker designed to protect your electrical panel from overcurrent and short-circuit events.

Engineered for space-efficient panel installations, this breaker fits neatly into modern panelboards and loadcenters, freeing up room for wiring and accessories while delivering dependable protection.

• Thermal-magnetic trip unit: combines a precise thermal element with a fast magnetic trip to provide stable, repeatable protection across a broad range of operating conditions, reducing nuisance trips while ensuring rapid response to high fault currents.
• OEM-compatible: designed to be compatible with matching Square D OEM loadcenters and panelboards, ensuring proper fit, reliable bus connections, and coordinated trip performance.
• Versatile applications: suitable for residential, commercial, and light industrial environments—ideal for protecting branch circuits in service panels, distribution panels, and upgrade projects.

Technical specifications at a glance

• Manufacturer: Square D
• Part number: MGL36800
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 800A
• Voltage rating: 600V
• Poles: 3

Why choose this 3-pole breaker? When your system runs three-phase power or requires protection across multiple hot legs, a dedicated 3-pole MGL36800 ensures synchronized tripping and coordinated protection, helping prevent damaging fault conditions and simplifying maintenance with a single replacement part.

Notes for buyers: verify panel compatibility with your specific loadcenter model to ensure proper fit and bus alignment. For best results, pair with the matching OEM panels and have a qualified electrician perform installation and testing to confirm correct operation and labeling.