Eaton HMDL3700W - 700 A, 600 V, 3-Pole Circuit Breaker | AmpState

Eaton HMDL3700W is a 3-pole molded-case circuit breaker engineered to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. With a rugged 700A rating and a 600V maximum, this unit is built to handle demanding electrical feeder applications in residential, commercial, and light industrial environments. Its compact molded-case design maximizes panel space, while the advanced thermal-magnetic trip unit provides stable, repeatable protection across varying loads and ambient temperatures. Designed to work with matching OEM loadcenters and panelboards, the HMDL3700W ensures a seamless fit and reliable performance over time.

Why choose the Eaton HMDL3700W

• Space-efficient design: The compact molded-case form factor frees up panel space, simplifying layout planning and leaving room for additional circuits without compromising protection.
• Reliable protection you can count on: Thermal-magnetic trip technology delivers fast response to short circuits and predictable trips under normal loading, reducing nuisance trips and protecting connected equipment.
• High-current, robust performance: A 700A amperage rating makes it suitable for large feeders and demanding loads in residential feeders, commercial equipment rooms, and light industrial panels.
• Voltage and compatibility: 600V rating supports a wide range of systems; designed for easy integration with matching OEM loadcenters and panelboards for a consistent protection strategy.
• 3-pole configuration: Ideal for 3-phase systems, enabling coordinated protection across all phases in multi-phase installations.

Ideal use cases and applications

The Eaton HMDL3700W is purpose-built for protecting large branch circuits in panelboards and loadcenters. Use it for:

• Feeder protection for large HVAC equipment, pumps, and industrial drives in light industrial settings.
• Main or sub-feed protection in commercial panelboards where space is at a premium.
• New installations or panel upgrades requiring a 600V, 3-pole, high-current protective device from a trusted OEM.

Technical snapshot

• Manufacturer: Eaton
• Part Number: HMDL3700W
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 700A
• Voltage Rating: 600V
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection in panelboards and loadcenters