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American/Federal Pacific NJL424300 - Molded Case 300A 2-Pole

American/Federal Pacific
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American/Federal Pacific NJL424300 Circuit Breaker - Molded Case 300A 2-Pole The American/Federal Pacific NJL424300 is a molded case circuit breaker from the NJL Series, designed to provide overcurrent protection for electrical systems. This unit is rated for 480V AC, 300A, and 30kA interrupting capacity at 480V, with a 2-pole, 1-phase configuration. It features a bolt-on connection, thermal magnetic protection, and LI (Long-Time and Instantaneous) trip functions, weighing 28 lb. The breaker complies with industry standards for industrial applications, suitable for use in panelboards and switchboards requiring reliable circuit interruption.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, NJL Series, Thermal Magnetic
  • Voltage Rating: 480V AC
  • Current Rating: 300A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 30kA@480V
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Weight: 28 lb
  • Functions: Overcurrent protection with Long-Time and Instantaneous trip
  • Frame Size: NJL
  • Trip Type: Thermal Magnetic
  • Breaker Type: Molded Case
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 60 Hz
  • Phase Connection: 1-Phase
  • Standards: UL Listed
  • Installation Type: Fixed
  • Item Subcategory: Molded Case
  • Family: NJL Series
  • Manufacturer: American/Federal Pacific


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