Square D H366AWK - Fusible Disconnect Switch 600A 600V (200kA AIC @600V)

Square D H366AWK is a fusible safety disconnect switch designed for industrial power distribution systems requiring high-interrupting capacity protection. This UL-listed NEMA 12-rated switch features a 600V/600A rating with a 200kA interrupting capacity at 600V, housed in a durable 26.25" x 10.13" x 46.25" enclosure weighing 79.38 lb. The three-pole single-configuration unit accepts AWG 3/0 to 500KCmil copper/aluminum conductors and meets UL standards for safety. Its R-class fusible design provides reliable circuit isolation in manufacturing plants, data centers, and heavy machinery applications where robust electrical protection is critical.

Key Features & Specifications

• Type: Fusible safety disconnect switch (Series E, Type H)
• Voltage Rating: 600V AC
• Current Rating: 600A
• Dimensions: 26.25" W x 10.13" D x 46.25" H
• Standards: UL certified, NEMA 12 enclosure
• Applications: Industrial power distribution, heavy machinery
• Configuration: Single
• Poles: 3
• Wire Size: AWG 3/0 to 500KCmil (Copper/Aluminum)
• AIC rating: 200kA@600V
• Fuse Class: R
• Phase: 3
• Weight: 79.38 lb
• Country of Origin: United States

Product Identification

• UPC: 785901451938
• GTIN: 00785901000000