General Electrics TJK436150WL - 150 A, 3-Pole Circuit Breaker | AmpState

Introducing the General Electrics TJK436150WL — a 150 A, 3-pole molded case circuit breaker designed to deliver dependable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. Built for steady, repeatable protection across varying electrical loads, this unit combines a compact molded-case footprint with a thermal-magnetic trip mechanism, ensuring reliable performance in modern installations. Available through AmpState, it integrates smoothly with GE OEM panel systems for trusted protection you can count on.

Why this breaker stands out

• Compact molded-case design: Maximizes panel space, allowing more circuits without crowding the enclosure.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by responding to both overloads and short circuits, reducing nuisance trips.
• Three-pole configuration: Supports three-phase systems ideal for commercial and light industrial applications.
• OEM compatibility: Designed to pair with matching GE OEM load centers and panelboards for seamless retrofits and reliable protection coordination.
• 150 A rating: Suitable for protecting main feeders or heavy branch circuits with robust overcurrent protection.

Technical snapshot

• Manufacturer: General Electrics
• Part number: TJK436150WL
• Type: Thermal-magnetic molded case circuit breaker (MCCB)
• Amperage rating: 150 A
• Number of poles: 3
• Applications: Branch circuit overcurrent and short-circuit protection in panelboards/load centers

Ideal use scenarios

Perfect for new installations or retrofit projects in residential, commercial, and light industrial environments where a 3-pole, 150 A MCCB is required. It protects service feeders, main disconnects, or critical branch circuits while maintaining coordination with GE load centers to ensure predictable protection curves and fast fault isolation.

Installation and reliability

Pair this breaker with GE OEM panel products designed for three-pole protection to ensure a coordinated protection strategy. Verify panel compatibility and the 3‑phase configuration to match your electrical system. Regular inspection of connections and enclosure integrity helps sustain reliable performance throughout the breaker’s service life.