Square D DU221RB is a non-fusible safety disconnect switch designed for isolating electrical circuits in industrial and commercial applications. It provides a visible break for maintenance with a 30A current rating and 240V AC voltage rating, housed in a compact, corrosion-resistant NEMA 3R enclosure measuring 244.6 mm H x 196.85 mm W x 95.25 mm D and weighing 4.65 lb. This UL-listed device complies with industry safety standards and features a high 100kA interrupting capacity at 240V for reliable fault protection. Its robust construction supports typical applications in motor control centers, HVAC systems, and machinery where a secure isolation point is required.
Key Features & Specifications
Type: Non-Fusible Disconnect Switch, Series E, DU type, manual operation
Voltage Rating: 240V AC
Current Rating: 30A
Configuration: Single
Poles: 2
Phase: 1
AIC Rating: 100kA @ 240V
Dimensions: 9.63 in (244.60 mm) H x 7.75 in (196.85 mm) W x 3.75 in (95.25 mm) D
Weight: 4.65 lb
Wire Size: AWG 12 to 6 (Aluminum), AWG 14 to 6 (Copper)
NEMA Rating: NEMA 3R
Certification: UL Listed
Switch Style: Non-Fusible
Country of Origin: Mexico
Product Identification
UPC: 078590149034
GTIN: 00785901490340
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Square D DU221RB - Non-Fusible Disconnect Switch (30A, 240V AC)