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Eaton DK3300X - Molded Case 300A 3-Pole (240V, 65kA)

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Eaton DK3300X is a 300 Amp, 3-pole molded case circuit breaker from the Series C family, designed for reliable thermal-magnetic overcurrent protection in industrial power distribution systems. It operates at 240VAC with a 65kA interrupting capacity at 240VAC and features LI (Long-Time and Instantaneous) trip functions for precise fault response. The breaker measures 4.1 inches in depth, 5.5 inches in height, and 5.5 inches in width, weighs 11.5 lb, and uses a bolt-on connection with a K-frame construction. It is UL Listed and CSA certified, ensuring compliance with North American safety standards. This unit is suited for 3-phase applications requiring robust circuit protection in manufacturing plants, commercial buildings, and heavy machinery.

Key Features & Specifications
  • Type: Molded Case
  • Family: Series C
  • Current Rating: 300A
  • Voltage Rating: 240VAC / 250VDC
  • Poles: 3
  • Phase: 3
  • Interrupt Rating: 65kA at 240VAC, 10kA at 250VDC
  • Frame Size: K Frame
  • Functions: LI - Long-Time and Instantaneous
  • Protection: Thermal Magnetic
  • Connection: Bolt-On
  • Dimensions: 4.1 in x 5.5 in x 5.5 in (Length/Depth x Height x Width)
  • Weight: 11.5 lb
  • Certification: UL Listed, CSA
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 786679452028
  • GTIN: 00786679452028