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Federal Pacific NEF421100 - Molded Case Circuit Breaker 100A 480V 2P

Federal Pacific
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Federal Pacific NEF421100 is a molded case circuit breaker designed for providing reliable overcurrent protection in industrial and commercial electrical systems. It features a 100A current rating and a 480V AC voltage rating, housed within a compact, durable molded case with a bolt-on connection for secure installation. This two-pole, single-phase breaker utilizes a thermal-magnetic protection mechanism, combining long-time and instantaneous (LI) trip functions to safeguard against both overloads and short circuits with an interrupting capacity of 14kA at 480V. It is engineered to meet relevant industry standards for safety and performance in demanding applications such as panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, NEF Series, Thermal Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 100A
  • Poles: 2
  • Phase: 1
  • Connection: Bolt-On
  • AIC Rating: 14kA @ 480V
  • Protection Functions: Long-Time and Instantaneous (LI)
  • Weight: 2 lb
  • Item Subcategory: Molded Case


Product Identification
  • Manufacturer Part Number: NEF421100