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Westinghouse HKB2125T - Thermal Magnetic Breaker 125A 600V

Westinghouse
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The Westinghouse HKB2125T is a thermal magnetic circuit breaker designed for overcurrent protection in industrial power distribution systems. This two-pole unit is rated for 600V AC and provides a continuous current range of 125A, with LI (Long-Time and Instantaneous) protection functions to handle both sustained overloads and short circuits. Weighing 2 lb, it features a 125A frame size and is compatible with KB and HKB frames, utilizing a thermal magnetic trip mechanism for reliable performance. The breaker complies with industry standards for electrical safety and is suitable for use in panelboards and switchboards. Typical applications include motor control centers, lighting panels, and feeder circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: Thermal Magnetic Circuit Breaker
  • Voltage Rating: 600V AC
  • Current Rating: 125A (Minimum 125A, Maximum 125A)
  • Poles: 2
  • Protection: LI - Long-Time and Instantaneous
  • Frame Size: 125
  • Compatible Frames: KB, HKB
  • Weight: 2 lb
  • Family: MARK 75
  • Item Subcategory: Trip Units & Programmers


Product Identification
  • Manufacturer: Westinghouse
  • Model: HKB2125T