Square D DU325 - Non-Fusible Safety Switch 400A 240V 3-Pole (100kA AIC)

Square D DU325 is a heavy-duty industrial disconnect switch designed for reliable circuit isolation and load-breaking operations in three-phase electrical systems. This non-fusible safety switch features a 400A current rating and 240V AC voltage rating with a robust 100kA AIC interrupting capacity for superior fault protection. Constructed with durable NEMA 1 enclosure protection and measuring 24.88" W x 8.88" D x 45.12" H, the unit accommodates wire sizes from AWG 1/0 to 600 kcmil for both aluminum and copper conductors. UL listed under file E2875, this Series E disconnect meets rigorous industry standards for safety and performance. Typical applications include industrial machinery, motor control centers, and power distribution systems requiring secure isolation capabilities.

Key Features & Specifications

• Type: Non-fusible safety disconnect switch, Series E family
• Voltage Rating: 240V AC
• Current Rating: 400A
• Dimensions: 24.88 in x 8.88 in x 45.12 in (WxDxH)
• Standards: UL listed file E2875, NEMA 1 enclosure rating
• Applications: Industrial machinery, motor control centers, power distribution systems
• Switch Type: Non-fusible safety disconnect
• Configuration: Single
• Poles: 3
• AIC rating: 100kA@240V
• Phase: 3
• Wire Size: AWG 1/0 to 600KCmil Aluminum/Copper, 2 x AWG 1/0 to 2 x 300KCmil Aluminum/Copper
• Nema Rating: NEMA 1
• Weight: 52.16 lb
• Country of Origin: United States

Product Identification

• UPC: 785901491910
• GTIN: 00785901491910