THJK636300 - General Electrics - Molded Case Circuit Breakers
Bolt-On - 300 Amp - 3 Pole - 600 V
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Simply Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.


The THJK636300 from General Electric's J600 Line is a Bolt-On molded case circuit breaker designed for high-performance applications. With a Type THJK classification and a 3P, 3PH configuration, it provides a substantial 300A current rating at 600V. Boasting a high interrupting capacity of 35kA@480V, this breaker comes complete with load side lug terminals and an interchangeable trip unit, ensuring flexibility in circuit protection. Operating at 40ºC, its Bolt-On design and Thermal Magnetic technology make it a reliable choice for various electrical systems.