Square D D323N - Fusible Disconnect Switch 100A@240V (3-Pole NEMA 1)

Square D D323N is a fusible safety disconnect switch designed for industrial power distribution systems requiring reliable circuit protection. This UL-listed, NEMA 1-rated switch handles 240V AC with a 100A current rating and 100kA interrupting capacity at 240V, featuring a rugged 10.5" x 6.5" x 17.5" steel enclosure weighing 7.14 lb. Its three-pole single-configuration design accepts #12 to #1/0 AWG aluminum or #14 to #1/0 AWG copper wiring, complying with UL standards for Series F disconnects. The Class R fusible switch provides secure isolation for three-phase equipment in manufacturing plants, data centers, and heavy machinery applications.

Key Features & Specifications

• Type: Fusible safety disconnect switch with Class R fuse compatibility
• Voltage Rating: 240V AC
• Current Rating: 100A
• Dimensions: 10.5 x 6.5 x 17.5 inches (WxDxH)
• Standards: UL listed, NEMA 1 enclosure
• Applications: Three-phase industrial power distribution
• Configuration: Single
• Poles: 3
• Wire Size: #12-1/0 AWG (Al), #14-1/0 AWG (Cu)
• AIC rating: 100kA@240V
• Switch Style: Fusible
• Phase: 3
• Weight: 7.14 lb
• Compatible Frames: RLF
• Country of Origin: United States

Product Identification

• UPC: 785901461357
• GTIN: 00785901000000