Eaton MDL3700C - 700 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Eaton MDL3700C is a 700 A, 600 V, 3-pole molded case circuit breaker designed to be the dependable heartbeat of your electrical panel. Built for branch circuit overcurrent and short-circuit protection, it excels in panelboards and loadcenters across residential, commercial, and light industrial environments.

Why this breaker stands out

• Compact molded case design maximizes panel space, letting you fit higher protection without sacrificing layout flexibility.
• Thermal-magnetic trip unit delivers stable, repeatable protection as currents and temperatures fluctuate, reducing nuisance trips while preserving safety.
• Three-pole coordination ensures all three phases trip together, minimizing risk to connected equipment and maintaining system balance.
• OEM-ready compatibility designed to pair with matching Eaton OEM load centers and panelboards for seamless installation and reliable performance.

What problems does it solve?

When electrical faults occur, the MDL3700C intercepts overloads and short circuits before they can cause damage. Its robust thermal-magnetic mechanism reacts quickly to faults, protecting wiring, devices, and downstream equipment, while its precise trip characteristics help prevent unnecessary interruptions in daily operations.

Ideal use cases

• Residential and multi-family panelboards needing strong, space-efficient branch protection.
• Commercial electrical rooms safeguarding essential circuits for lighting, HVAC, and small machinery.
• Light industrial feeders where reliable interruption of fault currents is critical to uptime.
• Retrofits and new builds that require compatible, OEM-matched protection within existing Eaton loadcenters.

Key specifications

• Manufacturer: Eaton
• Part number: MDL3700C
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 700 A
• Voltage rating: 600 V
• Number of poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Why choose this with AmpState

When you select the Eaton MDL3700C from AmpState, you’re choosing a proven protection solution backed by a vendor-built reliability and the confidence of a stocked, ready-to-ship model. It’s the practical, high-capacity protection your panel systems need to maintain safety and uptime.