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Westinghouse HFD1090L - Molded Case Circuit Breaker 90A 1P (65kA AIC)

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The Westinghouse HFD1090L is a Series C molded case circuit breaker designed to provide reliable overcurrent protection for industrial electrical systems. It features a 90A current rating and a 277V AC voltage rating, housed within a compact F-frame measuring 3.38" x 6" x 1.38" (LxHxW) and weighing 4.5 lb. This single-pole, feed-thru breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection functions, achieving a 65kA interrupting capacity at 277V AC and is UL Listed for safety compliance, making it suitable for commercial and light industrial panelboards.

Key Features & Specifications
  • Type: HFD Series C Molded Case Circuit Breaker, Thermal-Magnetic Protection
  • Voltage Rating: 277V AC
  • Current Rating: 90A
  • Dimensions: 3.38 in (Depth) x 6 in (Height) x 1.38 in (Width)
  • Standards: UL Listed
  • Applications: Industrial Panelboards, Commercial Electrical Distribution
  • Switch Type: Circuit Breaker
  • Configuration: Feed-Thru
  • Phase: 1
  • AIC Rating: 65kA @ 277V
  • Connection: Feed-Thru
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: F Frame
  • Weight: 4.5 lb
  • Certification: UL Listed
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 786679229088
  • GTIN: 00786679229088