General Electric | TJJ426400WL | Circuit Breaker | 400A | 2-Pole | 600V

Meet the General Electric TJJ426400WL Circuit Breaker—built for demanding electrical environments where dependable protection matters. With a 400A rating, a 2-pole design, and a 600V capacity, this GE component is purpose-built for maintenance, retrofit, and replacement projects that require exact compatibility and robust performance.

• Amperage: 400A
• Poles: 2-Pole
• Voltage: 600V
• Part number: TJJ426400WL
• Use case: maintenance, retrofit, and replacement in GE-based panels

The TJJ426400WL stands out where exact fit and reliable operation are non-negotiable. Its two-pole design ensures simultaneous disconnection of both conductors in appropriate circuits, providing safer, cleaner shutdown of 120/240V or higher-capacity loads typical in commercial and light industrial settings. This isn’t a generic drop-in part—it’s a purpose-built component that aligns with GE’s engineering standards and panel interfaces, helping maintain system protection without unexpected compatibility issues.

Who this is for

Ideal for electricians, facilities managers, and maintenance teams responsible for upholding protective coordination in service panels, switchgear, and distribution boards. If you’re upgrading, replacing, or stocking spare parts for GE-based installations, this breaker is a precise match for the required specs.

Use cases and practical scenarios

• Replacing a failed 400A, 2-pole breaker in existing GE panels to restore protective uptime.
• Retrofits where a higher-amperage protection device is needed without changing the panel architecture.
• Maintenance cycles that require certified GE components to keep panel labeling and protection curves intact.
• Spare-part stocking for facilities with frequent panel service to minimize downtime.

Important compatibility note: Confirm fit and ratings before ordering. The part number TJJ426400WL is the best reference for ensuring this breaker will integrate with your specific GE panel lineup and system voltage. If your project requires a reliable, standardized 400A, 2-pole, 600V protection device, the GE TJJ426400WL is a straightforward, dependable choice that supports continuous, safe operation of your electrical distribution network.

Handle with care and rely on a licensed electrician for installation to maintain safety and compliance with local codes.