XJL631400 | Circuit Breaker | 400A | 3-Pole | Bolt-On

XJL631400 is a rugged industrial circuit breaker designed for demanding electrical systems. Featuring 400A capacity, 3-Pole protection, and Bolt-On mounting, this unit is ideal for maintenance, retrofit, and replacement projects where exact compatibility matters.

Key specifications

• Amperage: 400A
• Poles: 3-Pole
• Mounting: Bolt-On
• Part reference: XJL631400 — use this number as the best reference for compatibility

Why this matters

A 3-pole design ensures coordinated protection across all three phases, reducing the risk of unbalanced faults in industrial panels. With a 400A rating, this breaker handles high-current circuits reliably, making it a solid choice for retrofit and replacement scenarios where maintaining current-carrying capability is essential.

Use cases

• Maintenance outages requiring a like-for-like substitute without panel modifications
• Retrofit installations to upgrade protection while preserving bolt-on mounting compatibility
• Replacement of worn or outdated breakers in compatible bolt-on panels

Compatibility and installation tips

Always confirm fit and ratings before ordering. The part number is the most reliable reference for matching with your panel or enclosure. When installing, ensure proper torque on mounting bolts and align with panel bus connections according to local electrical codes.

Performance you can rely on

Designed for consistent trip performance and robust overload protection in industrial settings, this breaker helps minimize downtime and safeguard equipment. The bolt-on design supports secure, straightforward installation in compatible enclosures, accelerating service during maintenance windows.

Buying with confidence

Choosing the XJL631400 means selecting a purpose-built, high-capacity protective device for demanding applications. If you’re upgrading or replacing an aging protector, this 400A, 3-pole bolt-on circuit breaker delivers precise specifications while preserving your panel’s configuration.