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American/Federal Pacific NFJ437090 - 90A 3-Pole Molded Case Breaker 480V

American/Federal Pacific
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The American/Federal Pacific NFJ437090 is a three-pole molded case circuit breaker from the NFJ Series, designed for overcurrent protection in industrial power distribution systems. It is rated for 90A at 480V AC, with an 18kA interrupting capacity at 480V, and utilizes thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. This bolt-on breaker weighs 15 lb and is constructed for three-phase applications. It complies with industry standards for molded case circuit breakers, ensuring reliable performance in demanding environments. Typical applications include protecting branch circuits, feeders, and equipment in commercial and industrial electrical panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, NFJ Series, Thermal-Magnetic
  • Voltage Rating: 480V AC
  • Current Rating: 90A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA@480V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 15 lb
  • Manufacturer: American/Federal Pacific
  • Item Subcategory: Molded Case
  • Family: NFJ Series
  • Type: NFJ