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Square D QMB303-T - Fusible Safety Switch 30A/240V (200kA AIC, 3-Pole)

Square D
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Square D QMB303-T is a fusible safety switch designed for industrial power distribution protection. This 3-pole, 30A switch features a 240V AC rating with a 200kA interrupting capacity, housed in a NEMA 1-rated panel-mount enclosure weighing 38 lb. Its dual/twin configuration with R/H/K-class fuse compatibility meets stringent safety standards for commercial and industrial applications. The QMB Saflex series switch is engineered for ED-frame compatibility, providing reliable circuit isolation in manufacturing plants, data centers, and heavy machinery installations.

Key Features & Specifications
  • Type: Fusible safety switch, panel mount, QMB Saflex series
  • Voltage Rating: 240V AC
  • Current Rating: 30A
  • Configuration: Dual/Twin
  • Poles: 3
  • Phase: 3
  • AIC rating: 200kA@240V
  • Fuse Class: R, H, K
  • Nema Rating: 1
  • Compatible Frames: ED
  • Weight: 38 lb
  • Switch Style: Fusible
  • Standards: Industrial safety compliance
  • Applications: Power distribution, motor control, industrial equipment