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General Electric TB43T300 - Thermal Magnetic Trip Unit 600V 300A

General Electric
Price
Save $-828.95
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Condition
  • Low stock - 3 items left
  • Backordered, shipping soon

⚡ 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 TB43T300 Circuit Breaker - Thermal Magnetic Trip Unit 600V 300A 3-Pole The General Electric TB43T300 is a thermal magnetic trip unit designed for overcurrent protection in industrial power distribution systems. This three-pole device is rated for 600V AC and provides a continuous current capacity of 300A, with long-time and instantaneous (LI) protection functions to safeguard against sustained overloads and short circuits. The unit weighs 3 lb and is constructed for integration into General Electric Tri-Break family frames, specifically compatible with TB and TB4 frame sizes. It complies with industry standards for thermal magnetic circuit breaker trip units, ensuring reliable performance in demanding environments. Typical applications include motor control centers, switchboards, and panelboards requiring precise overcurrent protection in commercial and industrial facilities.

Key Features & Specifications
  • Type: Thermal Magnetic Trip Unit
  • Voltage Rating: 600V
  • Current Rating: 300A (Minimum 300A, Maximum 300A)
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Compatible Frames: TB, TB4
  • Weight: 3 lb
  • Family: Tri-Break
  • Item Subcategory: Trip Units & Programmers


Product Identification
  • UPC: Not available
  • GTIN: Not available