Square D QMB263TD - Fusible Safety Switch 600V/100A (200kA AIC @480V)
Square D QMB263TD Panel Mount Switch (Fusible) - Essential Electric Supply
Square D QMB263TD - Fusible Safety Switch 600V/100A (200kA AIC @480V)
Square D QMB263TD Panel Mount Switch (Fusible) - Essential Electric Supply

Square D QMB263TD - Fusible Safety Switch 600V/100A (200kA AIC @480V)

Square D
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Square D QMB263TD is a panel-mounted fusible safety switch designed for industrial circuit protection and isolation. This 600V AC-rated switch features a 100A current capacity with a 200kA interrupting rating at 480V, housed in a NEMA 1 enclosure weighing 30 lb. Its dual/twin configuration with two poles accommodates R, H, K, T, and J-class fuses, compatible with ED frames for flexible installations. UL-listed and compliant with industrial safety standards, it provides reliable overcurrent protection for motor control centers, HVAC systems, and power distribution panels.

Key Features & Specifications
  • Type: Fusible safety switch, panel mount, QMB Series E1-E2
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Configuration: Dual/Twin
  • Poles: 2
  • AIC Rating: 200kA@480V
  • Fuse Class: R, H, K, T, J
  • NEMA Rating: 1
  • Phase: 1
  • Compatible Frames: ED
  • Weight: 30 lb
  • Standards: UL listed
  • Applications: Motor control centers, power distribution, industrial HVAC