Square D QMB363J - Fusible Safety Switch 600V/100A (3-Pole NEMA 1)
Square D QMB363J Panel Mount Switch (Fusible) - Essential Electric Supply
Square D QMB363J - Fusible Safety Switch 600V/100A (3-Pole NEMA 1)
Square D QMB363J Panel Mount Switch (Fusible) - Essential Electric Supply

Square D QMB363J - Fusible Safety Switch 600V/100A (3-Pole NEMA 1)

Square D
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Square D QMB363J is a fusible safety switch designed for industrial power distribution protection. This 600V AC-rated switch handles 100A continuous current with a 200kA interrupting capacity at 480V, featuring a rugged NEMA 1 enclosure and three-pole single-throw configuration. Constructed with Class J fuses and compatible with HHED frames, it meets stringent industrial safety standards for three-phase systems. The panel-mounted unit weighs 30 lb, providing reliable circuit isolation in manufacturing plants, data centers, and heavy machinery applications.

Key Features & Specifications
  • Type: Fusible safety switch, panel mount, QMB Series D2
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Configuration: Single throw
  • Poles: 3
  • AIC Rating: 200kA@480V
  • Fuse Class: J
  • NEMA Rating: 1
  • Phase: 3
  • Compatible Frames: HHED
  • Weight: 30 lb
  • Standards: Industrial safety compliance
  • Applications: Power distribution, motor control, industrial equipment