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Square D QMB265WT6 - Fusible Safety Switch 400A@600V (200kA AIC)

Square D
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Square D QMB265WT6 is a fusible safety switch designed for industrial power distribution protection. This panel-mounted QMB Series device provides 600V AC isolation with a 400A current rating and 200kA interrupting capacity at 480V, housed in a NEMA 1-rated enclosure weighing 70 lb. The single-configuration, 2-pole switch features Class R fuse compatibility and integrates with ED frame systems per industry standards. Typical applications include motor control centers and heavy equipment power management where high-fault protection is critical.

Key Features & Specifications
  • Type: Fusible safety switch, panel mount, QMB Series E1-E2
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Configuration: Single
  • Poles: 2
  • AIC Rating: 200kA@480V
  • Fuse Class: R
  • NEMA Rating: 1
  • Phase: 1
  • Compatible Frames: ED
  • Weight: 70 lb
  • Switch Style: Fusible