Cutler-Hammer MDN5083LEA Circuit Breaker, 800A, 3-Pole, 600V

Cutler-Hammer MDN5083LEA Circuit Breaker — a rugged, three-pole protection device engineered for demanding industrial environments. With an 800 A rating and a 600 V maximum, this breaker is built to safeguard heavy-duty feeders and three-phase equipment across industrial service, maintenance, and replacement projects.

Why this matters for your operation: a single, reliable breaker helps prevent costly downtime by quickly interrupting fault currents in high-load systems. The MDN5083LEA is designed to perform reliably in tough conditions, delivering consistent protection when it matters most.

Key specifications

• Amperage: 800 A
• Poles: 3
• Voltage: 600 V

Practical applications and scenarios

• Three-phase protection for manufacturing lines, conveyors, and large machinery
• Replacement projects where the MDN5083LEA is required or specified
• Panel upgrades or distribution improvements in industrial facilities

How to ensure a perfect fit

Compatibility hinges on the exact part number and application requirements. Verify fit by the part number MDN5083LEA before purchasing to ensure alignment with your equipment’s voltage, current rating, and intended service scenario.

Who should consider this breaker

• Maintenance technicians and electrical engineers managing manufacturing plants, warehouses, or processing facilities
• Panel builders and integrators working on distribution systems and control panels
• Facilities managers planning upgrades or replacements for aging electrical infrastructure

Why choose Cutler-Hammer for industrial protection: Cutler-Hammer is known for robust, reliable protection in challenging environments. The MDN5083LEA brings together a proven design with high-current capability and a 600 V rating to support industrial power distribution where uptime and safety are paramount.