Eaton | MDL3700W | Circuit Breaker | 700A | 3-Pole | 600V

Introducing the Eaton MDL3700W circuit breaker — a robust, high-current protective device designed for demanding electrical installations. Engineered for maintenance, retrofit, and replacement projects, this 700A, 3-Pole, 600V breaker fits right into existing Eaton systems where MDL3700W specifications are required.

• 700A current rating provides dependable protection for heavy-load feeders and large motor circuits.
• 3-Pole configuration supports three-phase power distribution, ensuring balanced protection across all phases.
• 600V maximum operating voltage suits industrial environments and standard power distribution setups.
• Retrofit-ready and Eaton-compatible designed to slot into compatible panels and equipment that accept MDL3700W breakers.
• Part number MDL3700W as the best compatibility reference use this as the primary check to confirm fit and ratings before ordering.

Ideal for professionals replacing a failed unit, upgrading a panel, or stocking spare parts for planned maintenance. The MDL3700W provides clear, reliable overcurrent protection for high-current, three-phase applications in industrial settings, helping minimize downtime and keep critical equipment secure.

Use cases

• Repairs and replacements in existing Eaton installations that specify MDL3700W
• Three-phase distribution panels and switchboards in manufacturing facilities
• New electrical builds requiring a 600V, 700A protective solution in a three-pole format

Before you purchase, verify that your equipment accepts the MDL3700W style and amperage/voltage ratings match the system requirements. If you’re aiming for a precise fit in an Eaton panel, the MDL3700W part number remains the most reliable reference point.