Square D D225N - Fusible Disconnect Switch 400A@240V (100kA AIC NEMA 1)

Square D D225N is a fusible safety disconnect switch designed for industrial power distribution systems requiring reliable circuit isolation. This UL-certified single-phase switch delivers 400A current handling at 240V AC with a 100kA interrupting capacity, housed in a NEMA 1-rated enclosure measuring 24.88"W x 8.88"D x 45.12"H. Its rugged construction features Class R fuse compatibility and accepts AWG 1/0 to 300/600 kcmil aluminum/copper conductors, meeting stringent safety standards for electrical disconnects. The Series E switch is engineered for heavy-duty applications including motor control centers, panelboards, and industrial machinery requiring visible break protection.

Key Features & Specifications

• Type: Fusible safety disconnect switch with visible blade mechanism
• Voltage Rating: 240V AC
• Current Rating: 400A
• Dimensions: 24.88 x 8.88 x 45.12 inches (WxDxH)
• Standards: UL listed, NEMA 1 enclosure
• Applications: Industrial power distribution, motor control centers
• Switch Style: Fusible
• Configuration: Single
• Poles: 2
• Wire Size: AWG 1/0 to 300/600 kcmil (Aluminum/Copper)
• AIC Rating: 100kA@240V
• Fuse Class: R
• Phase: 1
• Weight: 48.53 lb
• Compatible Frames: RLF
• Country of Origin: United States

Product Identification

• UPC: 785901460800
• GTIN: 00785901000000