Square D MA36800 - 800 A, 3-Pole Plug-In Circuit Breaker | AmpState

Introducing the Square D MA36800 - an 800A, 3-pole plug-in molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection within panelboards and loadcenters. Built for quick, reliable performance in demanding environments, this device protects your electrical distribution with precision and ease.

• Fast plug-in connection enables quick installation or replacement, reducing downtime and simplifying maintenance in busy electrical rooms.
• Thermal-magnetic trip unit provides stable overload protection plus instantaneous short-circuit interruption, ensuring consistent protection without nuisance trips.
• 3-pole design supports three-phase distribution, making it ideal for commercial and light industrial applications where higher current, three-phase protection is required.
• 800A rating delivers robust main or feeder protection for panels handling substantial electrical loads, while remaining compatible with standard Square D panel systems.
• Plug-in mounting fits directly into matching OEM loadcenters and panelboards, streamlining upgrades and replacements within existing installations.
• Wide compatibility designed to work with matching OEM loadcenters and panelboards, ensuring reliable performance and system continuity in residential, commercial, and light industrial settings.

Ideal applications and use cases

Use the MA36800 in service panels, main distribution sections, or feeder circuits where a high-current, three-pole protection device is required. It’s well-suited for: - Large residential or multi-family panels with high current demands - Commercial electrical rooms distributing power to multiple branches - Light industrial panelboards where reliable 3-phase protection is essential

Why this model stands out

Compared to generic alternatives, the MA36800 is engineered for seamless integration with Square D ecosystems. The plug-in design reduces installation steps and potential wiring errors, while the thermal-magnetic trip unit delivers predictable, repeatable protection. With an 800A capacity and three poles, it handles substantial loads without compromising protection quality, making it a practical choice for professionals upgrading or maintaining high-demand panels.

Technical specifications

• Manufacturer: Square D
• Part Number: MA36800
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 800A
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection