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THLC436300

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 THLC436300 is a 3-pole molded case circuit breaker from the THLC series, designed for overcurrent protection in commercial and industrial power distribution systems. It is rated for 600V and 300A, providing LI (Long-Time and Instantaneous Trip) functions through a thermal-magnetic trip unit. This bolt-on breaker weighs 10 lb and features a high interrupting capacity of 200kA at 480V for robust fault handling. It is UL489 Listed, ensuring compliance with safety standards for reliable performance in demanding electrical environments. Typical applications include panelboards, switchboards, and motor control centers requiring secure and durable circuit protection.

Key Features & Specifications
  • Manufacturer: General Electric
  • Item Subcategory: Molded Case
  • Family: THLC Series
  • Type: THLC
  • Weight: 10 lb
  • Functions: LI - Long-Time and Instantaneous Trip
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 200kA@480V
  • Phase: 3
  • Current Rating: 300A
  • Part Number: THLC436300
  • Certifications: UL489 Listed


General Electric THLC436300 - Molded Case Circuit Breaker 300A 600V 3-Pole