Square D H221NRB - Fusible Disconnect Switch 30A 240V (200kA AIC, NEMA 3R)

Square D H221NRB is a fusible safety disconnect switch designed for circuit protection in industrial electrical systems. This UL-listed, NEMA 3R-rated switch features a 240V AC voltage rating with a 30A current capacity and 200kA interrupting rating at 240V for reliable overload protection. The compact enclosure measures 123.95mm (D) x 168.40mm (W) x 377.95mm (H) with a 3.81 lb weight, constructed for durability with Class R fuse compatibility. Compliant with UL standards, this single-phase disconnect accepts #12-6 AWG aluminum or #14-6 AWG copper wiring, making it suitable for motor control centers, HVAC systems, and industrial machinery requiring secure power isolation.

Key Features & Specifications

• Type: Fusible safety disconnect switch, Series F, Type H
• Voltage Rating: 240V AC
• Current Rating: 30A
• Dimensions: 123.95mm x 168.40mm x 377.95mm (4.88" x 6.63" x 14.88")
• Standards: UL Listed, NEMA 3R
• Applications: Industrial power distribution, motor control, HVAC systems
• Switch Style: Fusible
• Configuration: Single
• Poles: 2
• Wire Size: #12-6 AWG (Al) / #14-6 AWG (Cu)
• AIC Rating: 200kA@240V
• Fuse Class: R
• Phase: 1
• Compatible Frames: FAP
• Weight: 3.81 lb

Product Identification

• UPC: 785901478010
• GTIN: 00785901478010