Square D MGP36800 - 800 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

The Square D MGP36800 is a high-capacity, bolt-on molded case circuit breaker built to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. With an 800A rating and a 600V maximum, this 3-pole device is engineered for heavy-duty commercial and light industrial environments, while remaining suitable for residential applications that demand robust protection.

• Secure bolt-on mounting: Engineered for a rigid, vibration-resistant bus connection that stays seated even in environments with movement or vibration.
• Thermal-magnetic trip unit: Combines precise thermal overload sensing with an instantaneous magnetic trip, delivering stable, repeatable protection and fast response to faults.
• OEM-compatible design: Specifically designed to pair with matching Square D OEM loadcenters and panelboards for straightforward installation and reliable operation.
• Three-pole configuration: Ideal for 3-phase power systems, ensuring coordinated protection across all live conductors in larger or commercial installations.
• High-current, high-voltage capability: 800A continuous rating and 600V rating make it suitable for main feeds, large feeders, or substantial branch circuits in demanding environments.
• Versatile use cases: Suitable for service entrances, distribution panels, retrofit projects in warehouses, light manufacturing spaces, and other applications where dependable protection matters.

Why choose the MGP36800? It combines rugged mechanical mounting with a reliable thermal-magnetic protection profile, ensuring your panelboards and loadcenters stay safeguarded against overcurrent events. The bolt-on design reduces the risk of loose connections, while the trip unit’s blend of thermal and magnetic protection minimizes nuisance trips without sacrificing fast short-circuit interrupting capability. This is protection built to last in environments that demand consistent performance over time.

Key specifications at a glance:

• Manufacturer: Square D
• Part Number: MGP36800
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 800A
• Voltage Rating: 600V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

In short, the MGP36800 is a purpose-built solution for reliable, high-capacity circuit protection in panelboards and loadcenters. If you’re upgrading, retrofitting, or designing a system that requires rugged, OEM-compatible, three-phase protection, this bolt-on breaker delivers the performance and peace of mind you rely on in demanding electrical applications.