Square D | KCF34150 | Circuit Breaker | 150A | 3-Pole | 480V

For dependable protection in 480V three‑phase power systems, the Square D KCF34150 circuit breaker is a precise and reliable choice for maintenance, retrofit, and replacement projects. Built to meet exacting specifications, this 150A, 3‑pole device keeps critical circuits guarded while minimizing downtime during upgrades or repairs.

• Amperage: 150A
• Poles: 3‑Pole
• Voltage: 480V
• Part number: KCF34150

Why this exact part matters

• Exact part reference: KCF34150 provides a definitive compatibility point, reducing guesswork when sourcing replacements for existing panels.
• Robust, field‑tested performance: engineered for industrial environments where consistent interruption and reliable protection are essential.
• Clear installation alignment: designed to fit the corresponding Square D panels and bus configurations that support 150A, 3‑pole, 480V circuits.
• Streamlined maintenance and retrofits: a straightforward upgrade path for aging or worn breakers without altering other system components.

Ideal use cases

• Retrofits in manufacturing lines and industrial facilities where 480V three‑phase distribution is standard.
• Replacement in service panels that require a 150A, 3‑pole protection device with 480V rating.
• New installations in equipment rooms or distribution centers that rely on reliable, code‑compliant circuit protection.

Before ordering, confirm fit and ratings to ensure seamless compatibility. The part number KCF34150 is the best reference for matching this breaker to your specific panel and application. When precision matters for uptime and safety, choosing the exact model is the smartest step toward dependable, long‑term electrical protection.