Square D H325N - Fusible Disconnect Switch 400A@240V (200kA AIC NEMA 1)

Square D H325N is a fusible safety disconnect switch designed for industrial power distribution systems requiring reliable circuit protection. This UL-listed, 3-pole switch operates at 240V AC with a 400A current rating and features a 200kA@240V AIC rating for high-fault protection. Its NEMA 1-rated enclosure measures 27.63 x 10.13 x 50.25 inches (WxDxH) with Class R fuse compatibility and accommodates wire sizes from #1/0 to 750 AWG AL/CU. Compliant with industrial safety standards, this Series E disconnect is engineered for three-phase applications in manufacturing facilities, data centers, and heavy machinery installations where robust electrical isolation is critical.

Key Features & Specifications

• Type: Fusible safety disconnect switch with NEMA 1 enclosure
• Voltage Rating: 240V AC
• Current Rating: 400A
• Dimensions: 27.63 x 10.13 x 50.25 in (WxDxH)
• Weight: 76.2 lb
• Standards: UL listed
• Applications: Industrial power distribution, machinery control
• Switch Style: Fusible
• Configuration: Single
• Poles: 3
• Phase: 3
• Wire Size: #1/0 to 750 AWG AL, #1/0 to 750KCmil CU
• AIC rating: 200kA@240V
• Fuse Class: R
• Nema Rating: NEMA 1

Product Identification

• UPC: 785901450368
• GTIN: 00785901000000