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THJ4V2603

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 THJ4V2603 is a 3-pole molded case circuit breaker from the MicroVersaTrip family, designed for overcurrent protection in industrial power distribution systems. It is rated for 300A continuous current with a maximum voltage of 600V and an interrupting capacity of 35kA at 480V, utilizing solid-state LI (Long-Time and Instantaneous) trip functions. The unit features a bolt-on connection type, weighs 23 lb, and operates on 3-phase power. This breaker complies with industry standards for molded case circuit breakers and is suited for heavy-duty industrial applications requiring precise protection coordination.

Key Features & Specifications
  • Manufacturer: General Electric
  • Model: THJ4V2603
  • Type: Molded Case
  • Family: MicroVersaTrip
  • Poles: 3
  • Current Rating: 300A
  • Voltage Rating: 600V
  • Interrupt Rating: 35kA @ 480V
  • Protection: Solid State
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Phase: 3
  • Weight: 23 lb


General Electric THJ4V2603 - Molded Case Circuit Breaker 300A 600V