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Westinghouse NB500NBP12 - Molded Case Breaker 500A 600V AC

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Westinghouse NB500NBP12 is a molded case circuit breaker from the TRI-PAC family, designed for overcurrent protection in industrial power distribution systems. It is rated for a maximum voltage of 600V AC and a current rating of 500A, providing reliable interruption under fault conditions. The unit measures 6 inches in depth, 4.5 inches in height, and 2.5 inches in width, weighing 2.24 lb, and is constructed as a terminal accessory section for panelboard integration. It is UL 489 certified, ensuring compliance with safety standards for circuit breakers. This breaker is typically applied in commercial and industrial settings requiring robust branch circuit protection.

Key Features & Specifications
  • Type: Molded case circuit breaker, terminal accessory section
  • Voltage Rating: 600V AC
  • Current Rating: 500A
  • Dimensions: 6 in x 4.5 in x 2.5 in (Length/Depth x Height x Width)
  • Standards: UL 489
  • Applications: Industrial power distribution, branch circuit protection
  • Family: TRI-PAC
  • Country of Origin: United States
  • Weight: 2.24 lb


Product Identification
  • UPC: 786679759790
  • GTIN: 00786679759790