Eaton KDC3350 - 350 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Eaton KDC3350 is a high-capacity, molded case circuit breaker engineered to safeguard electrical systems with confidence. Rated at 350 A and 600 V, this 3-pole unit delivers robust branch circuit overcurrent and short‑circuit protection, making it a dependable choice for panelboards and loadcenters in diverse settings.

• Compact molded case design minimizes space usage while delivering strong protection, helping you maximize panel real estate in residential, commercial, and light industrial installations.
• Thermal-magnetic trip unit provides stable overload protection (thermal) and rapid short-circuit response (magnetic), giving repeatable protection performance across varying electrical conditions.
• OEM-compatible designed to work seamlessly with matching Eaton OEM loadcenters and panelboards, ensuring reliable fit and electrical coordination.
• 3-pole configuration suitable for 3-phase systems or multifunction protection needs common in modern panelrooms, with the robustness required for demanding applications.

The KDC3350 excels in environments where heavy-duty protection is essential. It’s ideal for panelboards and loadcenters that demand high amperage upfront, while still delivering precise protection curves to prevent nuisance trips. Whether you’re protecting service feeders in a small commercial space or providing reliable protection in a light industrial facility, this breaker helps keep critical equipment energized and safer.

Where to use it

• Residential and commercial panelboards requiring a strong, high-ampere protection solution
• Light industrial distribution where space efficiency and dependable trip performance matter
• OEM panelboards and loadcenters that specify Eaton molded case breakers for full system compatibility

Installation and care tips

• Use only in compatible Eaton panelboards/loadcenters equipped for molded case breakers of this rating.
• Verify voltage and amperage ratings align with your circuit requirements to ensure optimal protection and coordination with upstream devices.
• Follow standard wiring practices and torque specifications per manufacturer guidelines to maintain secure terminations and reliable operation.