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THQB1120AF2-R.SHORT - Thermal-Magnetic Breaker 20A 120/240V

United Fuses
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The THQB1120AF2-R.SHORT is a thermal-magnetic circuit breaker designed for overcurrent protection in industrial and commercial electrical systems. It operates at a voltage rating of 120/240V AC and a current rating of 20A, providing reliable short-circuit and overload protection. This single-pole breaker features a compact construction with a weight of 5.19 lb, suitable for panelboard installation. It complies with UL 489 standards for safety and performance. Typical applications include branch circuit protection in lighting, motor control, and distribution panels.

Key Features & Specifications
  • Type: Thermal-magnetic circuit breaker
  • Voltage Rating: 120/240V AC
  • Current Rating: 20A
  • Weight: 5.19 lb
  • Standards: UL 489
  • Applications: Branch circuit protection in industrial and commercial panels
  • Poles: 1
  • Breaker Type: THQB
  • Frame Size: 1-inch per pole
  • Trip Type: Fixed thermal-magnetic
  • Connection: Line and load terminals
  • Mounting: Plug-in for panelboards
  • Frequency Rating: 50/60 Hz
  • Interrupting Rating: 10 kAIC at 120/240V AC


Product Identification
  • UPC: Not provided
  • GTIN: Not provided