General Electrics THJK636250 - 250 A, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the General Electrics THJK636250 — a 250A, 3-pole bolt-on molded case circuit breaker engineered to shield your panelboards and loadcenters from overcurrent and short-circuit events. Designed for dependable protection with a robust, vibration-resistant connection, it delivers stable, repeatable trip performance you can rely on in demanding environments.

Why this 3-Pole Bolt-On Breaker excels

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection that stays tight through equipment movement and steady operation.
• Thermal-magnetic trip unit delivers reliable overload protection and fast interruption during short circuits, maintaining consistent performance across temperature changes.
• OEM-compatible design is engineered to fit matching GE loadcenters and panelboards, streamlining replacements and upgrades without adapters.
• Three-phase protection with a 250A rating is suited for commercial and light industrial circuits, including main feeders and high-load branch circuits.
• Versatile applications ideal for residential, commercial, and light industrial settings where dependable circuit protection is essential.

Technical specifications

• Manufacturer: General Electric
• Part number: THJK636250
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 250 A
• Number of poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

Designed for professionals upgrading or stocking GE panelboards and loadcenters. Use it to protect three-phase feeders in light-commercial environments, shield high-load branch circuits in small industrial panels, or serve as a reliable main protection device during service upgrades where clean, decisive trip action is critical.

Practical installation insights

• Pair with matching GE OEM loadcenters to ensure seamless compatibility and optimal protection performance.
• Confirm the available space and bus configuration in your panelboard to accommodate a bolt-on 3-pole device.
• Maintain a spare THJK636250 on hand for fast replacement during panel maintenance or upgrades to minimize downtime.

With its rugged bolt-on mounting, precise thermal-magnetic protection, and OEM-aligned design, the General Electric THJK636250 represents a purpose-built solution for dependable, standards-compliant circuit protection in modern electrical distributions.