General Electric | TJJ436400LL | Circuit Breaker | 400A | 3-Pole | 600V

General Electric TJJ436400LL Circuit Breaker delivers essential protection for 3-phase electrical systems. This genuine GE replacement is engineered for reliability in maintenance, retrofit, and replacement projects where exact specifications matter, ensuring your panel continues to operate safely and consistently.

Specifications at a glance

• Amperage: 400A
• Poles: 3-Pole
• Voltage: 600V

What makes this GE breaker stand out

• Genuine General Electric part that aligns with OEM standards for dependable protection.
• Designed specifically for maintenance, retrofit, and replacement applications where matching specs are essential.
• Part number TJJ436400LL serves as the best reference for compatibility, reducing guesswork during procurement.
• Three-pole configuration intended for three-phase electrical systems, enabling synchronized interruption across all phases.

Fit, compatibility & practical considerations

Notes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility, helping you avoid mismatches with panel model and bus configurations.

Ideal use scenarios

• Maintenance on GE panels where a 400A, 3-pole, 600V device matches the existing system rating.
• Retrofit projects that require precise spec alignment to minimize wiring changes and downtime.
• Replacement in service panels that demand a reliable 3-phase protection device capable of withstanding 600V environments.

Why operators choose GE TJJ436400LL

Beyond specs, this breaker offers the peace of mind that comes with a trusted brand and a component designed to integrate smoothly with GE panels and related equipment. By selecting a genuine GE part and verifying the part number, you reduce the risk of incompatibility and ensure long-term reliability for your electrical distribution system.