Schneider Electric | A9F18463 | Circuit Breaker | 63A | 4-Pole | 400V

Meet the Schneider Electric A9F18463 circuit breaker — a precise, reliable 63A, 4-pole protector designed for 400V systems. Built for maintenance, retrofit, and replacement projects, this breaker slots into Schneider Electric panels with confidence, delivering dependable overcurrent protection when it matters most.

Key specifications

• Current rating: 63 A
• Pole configuration: 4-Pole (suitable for three-phase systems with neutral in many installations)
• Nominal voltage: 400 V
• Reference: Part number A9F18463 is the best compatibility reference

Important note: Confirm fit and ratings before ordering. The part number is the most reliable reference to ensure compatibility with your panel and electrical distribution.

Why this 4-Pole breaker stands out

• Trusted Schneider Electric protection that integrates seamlessly with existing installations and components in the Schneider ecosystem.
• Simple maintenance and quick retrofit — swap in this exact model to minimize downtime and keep your panel current with up-to-date protection.
• Clear compatibility pathway: using the precise A9F18463 part number helps you verify exact fit against your schematics and spare parts inventory.

Ideal use cases

Designed for commercial and industrial environments that run three-phase power with a neutral, including data centers, manufacturing floors, and control panels. This breaker is an excellent choice for upgrading or replacing aging protection devices with an exact, reliable 4-pole, 400V solution.

Practical guidance

When planning installation, consult the datasheet to confirm interrupting capacity and curve type align with your system’s fault current and safety requirements. Always use the part number A9F18463 as your primary reference to verify compatibility with your Schneider Electric equipment.