Square D DU325 Disconnect Switch (Non-Fusible) - Essential Electric Supply
Square D DU325 Disconnect Switch (Non-Fusible) - Essential Electric Supply

Square D DU325 - 400A Non-Fusible Safety Switch (100kA AIC)

Square D
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Square D DU325 is a heavy-duty industrial safety switch designed for providing a visible disconnect and isolation point in three-phase electrical circuits. It features a 400A current rating and a 240V AC voltage rating, housed within a robust NEMA 1 enclosure measuring 1146.05 mm H x 631.95 mm W x 225.55 mm D and weighing 115 lb. The switch is UL listed (file E2875) and offers a high 100kA interrupting capacity at 240V for reliable protection. Its non-fusible, three-pole configuration is engineered for demanding applications such as motor control centers, industrial machinery, and power distribution panels.

Key Features & Specifications
  • Type: Non-Fusible Safety Disconnect Switch, Series E, DU Type
  • Voltage Rating: 240V AC
  • Current Rating: 400A
  • Dimensions: 1146.05 mm H x 631.95 mm W x 225.55 mm D (45.12 in x 24.88 in x 8.88 in)
  • Standards: UL Listed (File E2875)
  • Applications: Motor Control Centers, Industrial Machinery, Power Distribution
  • Switch Style: Non-Fusible
  • Configuration: Single
  • Poles: 3
  • Phase: 3
  • AIC Rating: 100kA @ 240V
  • NEMA Rating: NEMA 1
  • Wire Size: AWG 1/0 to 600 kcmil Aluminum/Copper; 2 x AWG 1/0 to 2 x 300 kcmil Aluminum/Copper
  • Weight: 115 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901491910
  • GTIN: 00785901491910