Square D DU221RB - Non-Fusible Disconnect Switch 30A 240V (2-Pole NEMA 3R)

Square D DU221RB is a non-fusible safety disconnect switch designed for reliable circuit isolation and load-breaking applications in industrial settings. It features a 30A current rating and 240V AC voltage rating, providing robust electrical performance for single-phase systems. The switch is constructed with durable NEMA 3R rated enclosure measuring 7.75" x 3.75" x 9.63" (WxDxH) and weighs 2.11 lb, featuring a 2-pole configuration with termination capabilities for copper wires (AWG 14-6) and aluminum wires (AWG 12-6). UL listed certification ensures compliance with industry safety standards, while the 100kA AIC rating at 240V provides superior fault current withstand capability. This disconnect is commonly employed in industrial control panels, motor control centers, and electrical distribution systems where safe maintenance isolation is required.

Key Features & Specifications

• Type: Non-fusible safety disconnect switch, Series E, DU type
• Voltage Rating: 240V AC
• Current Rating: 30A
• Dimensions: 7.75 in x 3.75 in x 9.63 in (WxDxH)
• Standards: UL listed, NEMA 3R rated
• Applications: Industrial control panels, motor control centers, electrical distribution systems
• Switch Type: Non-Fusible
• Configuration: Single
• Phase: 1
• Poles: 2
• AIC Rating: 100kA@240V
• Wire Size: AWG 12 to AWG 6 (Aluminum), AWG 14 to AWG 6 (Copper)
• NEMA Rating: NEMA 3R
• Weight: 2.11 lb
• Country of Origin: Mexico

Product Identification

• UPC: 785901490340
• GTIN: 00785901490340