Square D DU321 - Non-Fusible Disconnect Switch 30A@240V (3-Pole, 100kA AIC)

Square D DU321 is a non-fusible safety disconnect switch designed for industrial power isolation in three-phase systems. This UL-listed switch features a 240V AC voltage rating with a 30A current capacity and a robust 100kA@240V AIC rating for fault protection. The NEMA 1-rated enclosure measures 7.25" x 3.63" x 9.25" (WxDxH) and weighs 1.93 lb, constructed with durable materials for reliable operation. Compliant with UL standards, this single-configuration disconnect is engineered for commercial and industrial applications requiring safe electrical service interruption.

Key Features & Specifications

• Type: Non-fusible safety disconnect switch, Series E family
• Voltage Rating: 240V AC
• Current Rating: 30A
• Dimensions: 7.25" x 3.63" x 9.25" (WxDxH)
• Standards: UL listed
• Applications: Industrial power distribution, equipment isolation
• Configuration: Single
• Poles: 3
• AIC rating: 100kA@240V
• Switch Style: Non-Fusible
• Nema Rating: NEMA 1
• Phase: 3
• Weight: 1.93 lb
• Country of Origin: Mexico

Product Identification

• UPC: 785901491606
• GTIN: 00785901000000