Square D | MHL36120040DC1625 | Circuit Breaker | 1200A | 3-Pole | 600V

Introducing the Square D MHL36120040DC1625 circuit breaker—a robust, high-current 3-pole solution designed for demanding electrical systems. With a 1200A rating and a 600V maximum, it provides reliable protection for large-scale distribution and equipment feeds. This model is tailored for maintenance, retrofit, and replacement projects where exact specifications matter, and the part number MHL36120040DC1625 serves as your strongest compatibility reference.

Key specifications at a glance

• Amperage: 1200A
• Poles: 3-Pole
• Voltage rating: 600V
• Part number: MHL36120040DC1625

Why this breaker stands out

• Designed to align with Square D MHL-series panels and configurations. The MHL36120040DC1625 designation is the most reliable reference for matching physical fit and electrical ratings.
• 1200A capacity makes it suitable for main feeders and large distribution circuits found in industrial, commercial, and data-center settings.
• Ideal for scheduled maintenance windows or upgrades where you need a direct swap to maintain system integrity without re-engineering parts of the panel.
• Use the part number as the primary compatibility check, and always confirm the panel catalog number and bus arrangement before ordering.

Use cases and ideal applications

This 3-pole, 600V breaker is well-suited for heavy-duty distribution panels and feeders in environments where large current protection is essential. Typical applications include:

• Main feeders feeding large motor loads or substations within manufacturing facilities
• Retrofits in existing Square D panels that require a 1200A, 3-pole, 600V device
• Critical power distribution points in data centers and commercial complexes where reliable, high-current protection is needed

Installation and compatibility tips

• Before ordering, confirm fit by cross-referencing the exact part number: MHL36120040DC1625. This is the most reliable reference for compatibility.
• Verify the panel type, catalog number, and bus configuration to ensure seamless installation with your Square D electrical system.
• Check that your system voltage does not exceed 600V and that the required current rating is 1200A for continuous operation and protection.
• Keep a spare part on hand for planned maintenance to minimize downtime and keep critical circuits protected.

If you’re planning a retrofit, replacement, or routine maintenance of a high-current, three-phase protection scheme, the Square D MHL36120040DC1625 provides a direct, dependable path to maintaining safe and reliable power distribution. Leverage the exact part number for precise compatibility and make informed purchasing decisions that align with your panel’s specifications and protection needs.