Eaton ECB400NK - ECB 400A (7.5x3.75x4.5in)
Eaton ECB400NK - ECB 400A (7.5x3.75x4.5in)

Eaton ECB400NK - ECB 400A (7.5x3.75x4.5in)

Eaton
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Eaton ECB400NK Circuit Breaker - ECB 400A (7.5x3.75x4.5in) The Eaton ECB400NK is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for a continuous current of 400A, providing reliable interruption of fault currents within its specified voltage range. This unit features a compact ECB frame construction with dimensions of 7.5 inches in length/depth, 3.75 inches in height, and 4.5 inches in width, weighing 1.32 lb. The breaker complies with industry standards for safety and performance, making it suitable for use in panelboards, switchboards, and motor control centers. Typical applications include commercial and industrial facilities requiring robust circuit protection for feeders and branch circuits.

Key Features & Specifications
  • Type: Molded case circuit breaker, ECB frame, thermal-magnetic trip
  • Voltage Rating: 600V AC maximum
  • Current Rating: 400A
  • Dimensions: 7.5 in x 3.75 in x 4.5 in (Length/Depth x Height x Width)
  • Weight: 1.32 lb
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Industrial power distribution, panelboards, switchboards, motor control centers
  • Breaker Type: ECB
  • Amperage: 400A
  • Frame Size: ECB
  • Trip Type: Thermal-magnetic
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Line and load lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 1- or 3-phase
  • Installation Type: Fixed
  • Item QTY: 1
  • Current Rating: 400A


Product Identification
  • UPC: 786689662844
  • GTIN: 00786689662844