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Square D QMB3203J - Fusible Safety Switch 3P 30A (200kA@240V)

Square D
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Square D QMB3203J is a panel-mounted fusible safety switch designed for industrial power distribution protection. This 3-pole switch features a 240V AC voltage rating with a 30A current capacity and 200kA interrupting rating at 240V for robust short-circuit protection. The NEMA 1-rated enclosure houses J-class fuses in a single-configuration design compatible with HED frames, weighing 38 lb for durable installation. Compliant with industrial safety standards, it provides reliable circuit isolation in three-phase systems for machinery, motor control centers, and heavy equipment applications.

Key Features & Specifications
  • Type: QMB Saflex fusible safety switch, panel mount
  • Voltage Rating: 240V AC
  • Current Rating: 30A
  • Configuration: Single
  • Poles: 3
  • Phase: 3
  • AIC Rating: 200kA@240V
  • Fuse Class: J
  • NEMA Rating: 1
  • Compatible Frames: HED
  • Switch Style: Fusible
  • Weight: 38 lb
  • Standards: Industrial safety compliance
  • Applications: Industrial power distribution, motor control centers, heavy machinery