General Electric | THKMA836400WL | Circuit Breaker | 400A | 3-Pole | 600V

The General Electric THKMA836400WL circuit breaker is engineered to handle demanding electrical loads with dependable protection. Rated at 400A and configured as 3-pole for multi-phase circuits, this device delivers robust overcurrent protection at up to 600V, making it a reliable choice for industrial panels, service entrances, and retrofit projects where exacting specifications matter.

Specifications at a glance

• Amperage: 400A
• Poles: 3-Pole
• Voltage rating: 600V
• Part number: THKMA836400WL

Who benefits from this GE breaker

Ideal for maintenance, retrofit, and replacement initiatives where high-current protection is required, the THKMA836400WL is purpose-built for systems that demand reliable uptime and precise trip performance. It’s a solid fit for industrial control panels, commercial power distribution, and heavy machinery where a 3-pole design ensures synchronized protection across all phases.

Why this breaks the cycle of ambiguity

What sets this GE circuit breaker apart is its authentic specification alignment with General Electric equipment and typical GE-compatible installations. The part number THKMA836400WL is your best reference for compatibility, so you can shop with confidence when replacing an existing GE device or upgrading to a higher-current, multi-pole solution. Before ordering, confirm fit and ratings to ensure seamless integration with your panel and wiring scheme.

Practical use cases and scenarios

• Upgrading or replacing aging protection on large-motor circuits in manufacturing lines, where 400A protection helps prevent costly downtime.
• Retrofits in industrial control panels that require a three-pole, 600V breaker to maintain coordinated protection across all phases.
• Service equipment upgrades in facilities with high-current feeders, demanding durable performance under surge conditions.
• HVAC and large-compressor systems that rely on reliable cut-off protection to protect both equipment and personnel.

What you can expect in real-world use

With the General Electric THKMA836400WL, you gain a breaker that supports consistent protection for high-current circuits while fitting into existing GE-style layouts. Its 3-pole configuration ensures synchronized disconnection across all live conductors, reducing the risk of unbalanced loads and improving overall system safety. By selecting the exact part number, you minimize compatibility surprises and streamline maintenance cycles.

Guidance for installation and upkeep

Install by following standard electrical codes and manufacturer guidelines, ensuring power is fully isolated before any work. Maintain clear labeling and document the 400A rating and 600V capability for future service. Regular inspections of connections and mounting integrity will help preserve reliable operation and extend service life.

For professionals seeking a dependable, high-current, three-pole protection solution, the General Electric THKMA836400WL circuit breaker delivers precise performance for demanding electrical environments. Verify fit and ratings with your panel manufacturer’s references using the THKMA836400WL part number as your primary compatibility check, and you’ll secure a precise, durable retrofit or replacement component that’s aligned with your installation’s requirements.