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General Electric TJK426T300 - Thermal Magnetic Trip Unit 600V 300A 2-Pole

General Electric
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⚡ Product Branding Information

Some General Electric products may now ship with ABB branding due to ABB’s acquisition of GE Industrial Solutions.

Depending on the manufacturing date or production batch, the item or packaging may display either GE or ABB branding.

Unless otherwise noted, these products are considered equivalent in form, fit, function, and specifications.

Please contact our team before placing your order if brand labeling or packaging is critical for your application.

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General Electric TJK426T300 is a thermal magnetic trip unit from the J600 Line, designed to provide long-time and instantaneous protection for circuit breakers. It operates at a voltage rating of 600V with a current range of 300 amperes minimum to 300 amperes maximum, featuring 2 poles for precise overcurrent interruption. The unit weighs 4 lb and is compatible with TJK and THJK frames, constructed for robust industrial environments. It complies with industry standards for thermal magnetic protection, ensuring reliable performance in power distribution systems. This trip unit is typically applied in industrial settings requiring coordinated circuit protection for motors, transformers, and feeder circuits.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V
  • Current Rating: 300A (Minimum 300A, Maximum 300A)
  • Poles: 2
  • Functions: LI - Long-Time and Instantaneous
  • Compatible Frames: TJK, THJK
  • Weight: 4 lb
  • Protection: Thermal Magnetic
  • Family: J600 Line
  • Item Subcategory: Trip Units & Programmers