Square D H365NR Disconnect Switch (Fusible) - Essential Electric Supply
Square D H365NR Disconnect Switch (Fusible) - Essential Electric Supply

Square D H365NR - Fusible Safety Switch, 400A 600V 3P (NEMA 3R)

Square D
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Square D H365NR is a heavy-duty fusible safety switch designed for providing reliable circuit isolation and protection in demanding three-phase industrial applications. It features a 600V AC voltage rating and a 400A current rating, housed within a robust NEMA 3R enclosure measuring 1277.87 mm H x 708.15 mm W x 257.30 mm D and weighing 186 lb for outdoor durability. The switch is UL listed and offers a high interrupting capacity of 200kA at 600V, ensuring compliance with critical safety standards. Its 3-pole, single-configuration design with Class R fuse compatibility makes it suitable for service entrance, feeder circuits, and motor branch circuit protection in industrial plants and commercial facilities.

Key Features & Specifications
  • Type: H-Type, Fusible Safety Disconnect Switch
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 1277.87 mm H x 708.15 mm W x 257.30 mm D (50.31 in x 27.88 in x 10.13 in)
  • Weight: 186 lb
  • Standards: UL Listed
  • Applications: Service Entrance, Feeder & Motor Circuit Protection
  • Switch Style: Fusible
  • Configuration: Single
  • Poles: 3
  • Phase: 3
  • AIC Rating: 200kA @ 600V
  • NEMA Rating: NEMA 3R
  • Fuse Class: R
  • Family: Series E


Product Identification
  • UPC: 785901026686
  • GTIN: 00785901026686