GE THJK436350 - 350 A, 600 V, 3-Pole Circuit Breaker | AmpState

Meet the GE THJK436350, a robust 350 A, 600 V, 3‑pole molded case circuit breaker engineered to protect your electrical systems where reliability matters most. Its compact molded case design makes efficient use of panel space, helping you fit more protective devices into crowded panelboards and load centers without compromising performance.

The thermal‑magnetic trip unit combines precise overload protection with rapid short‑circuit interruption. That means more stable, repeatable protection—minimizing nuisance trips while delivering fast clearance of dangerous faults when they occur. This isn’t a generic breaker; it’s a purpose‑built solution for consistent protection in demanding environments.

Why this GE breaker stands out

• Compact, space‑savvy design maximizes usable panel area for wiring and components in tight installations.
• Thermal‑magnetic protection delivers dependable response to both overcurrent and short‑circuit events, helping protect downstream equipment and maintain service continuity.
• OEM‑grade compatibility with GE panelboards and load centers ensures straightforward replacement and coordinated protection across your system.
• Versatile application suited for residential, commercial, and light industrial electrical environments where high‑amperage protection is required.

Technical snapshot

• Part Number: THJK436350
• Type: Thermal‑magnetic molded case circuit breaker
• Amperage Rating: 350 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short‑circuit protection

Ideal for upgrading or refreshing protection in GE panelboards and loadcenters, the THJK436350 is a ready‑to‑install solution for environments where dependable, code‑compliant protection matters. Whether you’re coordinating breakers for a high‑demand commercial panel or reinforcing a residential service with a robust 350 A feeder, this 3‑pole breaker delivers precise protection with durable, long‑lasting performance.