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

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 LI (Long-Time and Instantaneous Trip) protection in industrial power distribution systems. It is rated for 600V AC, 300A continuous current, and delivers a 200kA interrupting capacity at 480V, utilizing thermal magnetic protection for reliable overcurrent response. The unit features a bolt-on connection, weighs 10 lb, and operates in a 3-phase configuration with a compact molded case frame. This breaker complies with applicable UL and NEMA standards for industrial electrical safety. It is typically applied in switchboards, panelboards, and motor control centers requiring high fault current withstand.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, THLC Series
  • Voltage Rating: 600V AC
  • Current Rating: 300A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 200kA@480V
  • Functions: LI - Long-Time and Instantaneous Trip
  • Weight: 10 lb
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, NEMA
  • Installation Type: Fixed
  • Breaker Frame: THLC
  • Trip Type: Thermal Magnetic
  • Panel Type: Molded Case
  • Breaker Type: Molded Case
  • Metal Type: Molded Case
  • Panel Style: Industrial
  • Bus Type: Bolt-On
  • Insulation Temperature: 105°C
  • Enclosure: Open
  • Nema Rating: NEMA 1
  • Certification: UL 489
  • Compatible Frames: THLC
  • Item QTY: 1
  • Current Rating: 300A


Product Identification
  • UPC: Not specified
  • GTIN: Not specified