Square D MGL36600 - 600 A, 600 V, 3-Pole Circuit Breaker | AmpState

Introducing the Square D MGL36600 600A, 600V, 3-Pole Molded Case Circuit Breaker — a rugged, space-conscious solution for reliable branch circuit protection in panelboards and load centers. From AmpState, this unit is engineered to meet the demands of residential, commercial, and light industrial electrical systems with precision and stability.

• Compact molded case design: Streamlines panel layouts and maximizes usable space without sacrificing protection or performance.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by combining thermal overload sensing with instantaneous magnetic tripping for short circuits, helping prevent damage and reduce nuisance trips.
• 600 A / 600 V, 3 poles: Provides robust three-phase protection for large feeders and high-current circuits, ideal for commercial and light industrial applications.
• OEM compatibility: Designed for a seamless fit with matching Square D OEM load centers and panelboards, ensuring coordinated protection and reliable operation.

Whether upgrading an existing service panel, configuring a new distribution board for a small commercial space, or building a panel for light industrial use, the MGL36600 delivers dependable overcurrent and short-circuit protection with predictable trip characteristics. Its three-pole design supports three-phase circuits, making it a practical choice for complex electrical installs where space, reliability, and compatibility matter.

• Ideal for: electrical contractors stocking a versatile MCCB for panel builds, facilities managers maintaining mixed-use spaces, and panel builders needing a high-capacity, drop-in protective device.

Specifications

• Manufacturer: Square D
• Part Number: MGL36600
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 600 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Tip for installation: pair this breaker with a matching Square D load center to ensure coordinated protection and a clean, reliable mechanical fit. This combination supports steady performance across varying loads and helps keep panels organized and compliant with standard electrical practices.