Square D MGP36600 - 600 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

The Square D MGP36600 is a 600 A, 600 V, 3-pole bolt-on molded case circuit breaker designed to protect your panelboards and load centers from overcurrent and short circuits with unwavering reliability.

Designed for rugged environments, its secure bolt-on mounting delivers a rigid, vibration-resistant bus connection. That means fewer loose connections, steadier current flow, and long-term durability in commercial, industrial, or residential settings where equipment movement or vibrations are common.

Protection that adapts with you—a thermal-magnetic trip unit provides stable, repeatable performance by quickly reacting to short circuits while preventing nuisance trips from minor fluctuations. Return to normal operation faster and keep critical systems online with confidence.

Engineered for seamless compatibility, the MGP36600 is compatible with matching OEM load centers and panelboards, streamlining installation and replacement without the guesswork. It’s a practical upgrade or replacement option when you’re standardizing protection across multiple panels.

Ideal for residential, commercial, and light industrial applications, this 3-pole breaker is well-suited for protecting large branch circuits, feeders, and equipment with demanding load profiles. Use it to shield feeders feeding motor loads, HVAC distribution, lighting panels, or power distribution blocks within a compliant Square D ecosystem.

Where it shines

• Robust protection for large branch circuits in panelboards and load centers
• Reliable performance in environments with occasional vibration or movement
• Efficient upgrades or replacements within Square D OEM systems
• Clear, predictable trip behavior that minimizes downtime and maintenance

Technical snapshot

• Manufacturer: Square D
• Part Number: MGP36600
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 600 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

With the Square D MGP36600, you gain a clear, decisive protection solution designed to stand up to real-world electrical demands. Whether you're upgrading an existing panel or building out a new distribution system, this bolt-on molded case circuit breaker delivers dependable performance, straightforward compatibility, and the peace of mind that comes from protection you can trust.