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LB120-AFT - Thermal-Magnetic Circuit Breaker, 120V 20A

United Fuses
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The LB120-AFT is a thermal-magnetic circuit breaker designed for primary overcurrent and short-circuit protection in electrical distribution systems. It is rated for 120V AC and carries a current rating of 20 amps, with a compact physical design featuring a molded case construction for durability and reliable operation. This breaker complies with UL 489 standards, ensuring safe performance in industrial environments. Typical applications include branch circuit protection in panelboards, lighting panels, and control panels.

Key Features & Specifications
  • Type: Thermal-magnetic circuit breaker, molded case
  • Voltage Rating: 120V AC
  • Current Rating: 20 Amps
  • Dimensions: Standard 1-inch pole width
  • Standards: UL 489
  • Applications: Branch circuit protection in panelboards, lighting panels, control panels
  • Weight: 5.19 lb


Product Identification
  • UPC: 07847764481
  • GTIN: 00078477644812