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Eaton HFD4040BP10 - 4-Pole 40A Molded Case Breaker (600V)

Cutler Hammer
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Eaton HFD4040BP10 is a 4-pole, 40-amp, 600 VAC molded case circuit breaker from the Series C family, designed for reliable thermal-magnetic overcurrent protection in industrial and commercial power distribution systems. This HFD type breaker features LI (Long-Time and Instantaneous) trip functions within an F Frame, supporting a 3-phase system with a bolt-on mounting style for secure panel installation. Weighing 7 lb, it delivers a high interrupting capacity of 65 kA at 480 VAC, ensuring robust fault clearing in demanding electrical environments. The unit complies with industry standards for molded case circuit breakers, providing dependable circuit isolation and protection against overloads and short circuits. Typical applications include main or branch circuit protection in industrial switchboards, commercial load centers, and motor control centers.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: HFD
  • Weight: 7 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: F Frame
  • Voltage Rating: 600 VAC, 250 VDC
  • Poles: 4
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 65 kA@480V
  • Phase: 3
  • Current Rating: 40 A
  • Amperage: 40 Amp
  • Mounting Type: Bolt-On
  • Trip Type: Thermal-Magnetic (fixed)
  • Application: Industrial and commercial circuit protection