Square D D321NRB - Safety Disconnect Switch 240V AC (NEMA 3R Enclosure)

Square D D321NRB is a safety disconnect switch designed for reliable circuit isolation and load break applications in industrial environments. This Series E device operates at 240V AC and provides secure electrical separation for maintenance and service procedures. Constructed with durable materials, the switch measures 7.75 x 3.75 x 9.63 inches (WxDxH) and weighs 5 lb, featuring a NEMA 3R rated enclosure suitable for outdoor installation where exposure to rain and sleet may occur. UL listed certification ensures compliance with industry safety standards, while compatibility with NSE frames allows for seamless integration into existing electrical systems. Typical applications include industrial control panels, motor control centers, and machinery requiring safe power disconnection for maintenance operations.

Key Features & Specifications

• Type: Safety disconnect switch, Series E family, Type D configuration
• Voltage Rating: 240V AC
• Dimensions: 7.75 in x 3.75 in x 9.63 in (WxDxH)
• Weight: 5 lb
• Standards: UL listed
• Applications: Industrial control panels, motor control centers, machinery power disconnection
• NEMA Rating: NEMA 3R
• Compatible Frames: NSE
• Country of Origin: Mexico

Product Identification

• UPC: 785901461067
• GTIN: 00785901461067