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Federal Pacific NEF433040 - Molded Case 40A 480V 3-Pole

Federal Pacific
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Federal Pacific NEF433040 is a 3-pole molded case circuit breaker designed for thermal magnetic overcurrent protection in industrial power distribution systems. It is rated for 480V AC, 40A continuous current, and provides LI (Long-Time and Instantaneous) trip functions for coordinated fault clearing. This bolt-on unit weighs 3 lb and features a compact NEF series frame construction for panelboard installation. It carries a 14kA interrupting capacity at 480V and complies with applicable UL and NEMA standards for electrical safety. Typical applications include branch circuit protection in commercial and light industrial switchboards, motor control centers, and distribution panels.

Key Features & Specifications
  • Type: Molded Case
  • Voltage Rating: 480V
  • Current Rating: 40A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 14kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 3 lb
  • Family: NEF Series
  • Item Subcategory: Molded Case


Product Identification
  • Manufacturer: Federal Pacific
  • Model: NEF433040
  • Type: NEF