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Westinghouse HFB2040 - 40A Molded Case Circuit Breaker (600V, 2-Pole)

Westinghouse
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The Westinghouse HFB2040 is a molded case circuit breaker designed to provide reliable overcurrent protection for industrial electrical systems. It features a 40A current rating and a 600V AC voltage rating, housed within a durable, compact frame with a bolt-on connection for secure installation. This thermal magnetic breaker complies with industry standards and offers long-time and instantaneous (LI) trip functions for coordinated protection. Its 25kA interrupting capacity at 480V makes it suitable for safeguarding branch circuits and equipment in commercial and industrial panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Poles: 2
  • Connection: Bolt-On
  • Phase: 1
  • AIC Rating: 25kA @ 480V
  • Trip Functions: Long-Time and Instantaneous (LI)
  • Frame Family: MARK 75
  • Breaker Type: HFB
  • Weight: 6 lb


Product Identification
  • Manufacturer: Cutler Hammer
  • Model: HFB2040