Eaton MDL3700Y - 700 A, 600 V, 3-Pole Circuit Breaker | AmpState

Meet the Eaton MDL3700Y — a 700 A, 600 V, 3-pole molded case circuit breaker designed to deliver dependable branch circuit protection in panelboards and load centers. Built for reliable performance in demanding electrical distributions, this breaker pairs high current capability with space-efficient design and precise protection.

• Space-efficient molded case design — streamlined profile helps maximize panel room, making it easier to fit wiring and other devices without compromising protection.
• Thermal-magnetic trip unit — delivers stable, repeatable protection by accurately responding to both overloads and short-circuit conditions, reducing nuisance trips and enhancing reliability.
• 3-pole architecture — ensures synchronized protection across all three phases, essential for balanced power delivery in modern electrical systems.
• OEM panel compatibility — designed to work with matching OEM load centers and panelboards, simplifying installation and ensuring cohesive performance within established systems.
• Versatile application range — suitable for residential, commercial, and light industrial environments where robust overcurrent and short-circuit protection is required.

Key specifications at a glance

• Manufacturer: Eaton
• Part number: MDL3700Y
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 700 A
• Voltage rating: 600 V
• Number of poles: 3
• Applications: Branch circuit overcurrent and short-circuit protection in panelboards and load centers

This breaker is an excellent choice for professionals who need a reliable, high-capacity protective device that integrates smoothly into established electrical systems. Use it to protect large feeders and important circuits in panelboards and load centers, where consistent trip performance and easy compatibility with OEM panels can reduce installation time and stock diversity.

Practical use scenarios — ideal for: - High-demand feeder protection in residential subpanels or main distribution panels - Commercial switchgear and small to mid-size industrial panels - Upgrading legacy protection where a robust 700 A, three-pole solution is required By choosing the MDL3700Y, you’re selecting a trusted Eaton solution that emphasizes precise protection, panel-space efficiency, and seamless compatibility with your existing panelboard ecosystem.