Square D KC34250 - 250 A, 480 V, 3-Pole Plug-In Circuit Breaker | AmpState

Square D KC34250 — 250 A, 480 V, 3-Pole Plug-In Molded Case Circuit Breaker

Built to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters, the KC34250 combines a fast plug-in connection with a robust thermal-magnetic trip unit. This means quick installation, reliable protection, and consistent performance across varying electrical conditions.

• Fast plug-in connection: streamlines installation and replacement, simplifying field service and reducing downtime in electrical panels.
• Thermal-magnetic trip unit: provides stable thermal protection for gradual overloads and immediate magnetic response for high-current faults, helping prevent damage to wiring and equipment.
• High-current capability: 250 A, 3-pole design suitable for demanding circuits in commercial and light industrial setups.
• 480 V rating: accommodates higher voltage systems found in modern electrical distributions.
• Panelboard and OEM compatibility: designed to work with matching OEM loadcenters and panelboards for a seamless retrofit or new installation.
• Plug-in molded case design: rugged construction that stands up to everyday panel operations and easier maintenance over time.
• Versatile applications: ideal for residential, commercial, and light industrial environments that require reliable branch-circuit protection.

What makes the KC34250 stand out is the combination of plug-in convenience and a proven thermal-magnetic protection system within a 3-pole, high-current package. Whether you're upgrading an aging panel, expanding a distribution system, or replacing a worn breaker, this unit provides a straightforward, compatible solution that protects your wiring and connected equipment.

Technical details

• Manufacturer: Square D
• Part Number: KC34250
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 250 A
• Voltage Rating: 480 V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal for professionals upgrading panel installations or outfitting new commercial or light industrial spaces, the Square D KC34250 provides a reliable, plug-in pathway to robust electrical protection. Ensure your distribution system stays protected and serviceable with this matched solution for OEM loadcenters and panelboards.