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Square D QMB261TJ - Fusible Safety Switch 600V/30A (200kA AIC @480V)

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Square D QMB261TJ is a panel-mounted fusible safety switch designed for industrial circuit protection and isolation. This 600V AC, 30A rated switch features a dual/twin configuration with two poles and a 200kA interrupting capacity at 480V for robust fault protection. The NEMA 1-rated enclosure houses Class J fuses and is compatible with ED frames, weighing 30 lb for durable installation. UL-listed and compliant with industrial safety standards, it's engineered for motor control centers, HVAC systems, and heavy machinery applications where reliable circuit disconnection is critical.

Key Features & Specifications
  • Type: Panel-mounted fusible safety switch (QMB Series D2)
  • Voltage Rating: 600V AC
  • Current Rating: 30A
  • Configuration: Dual/Twin
  • Poles: 2
  • AIC Rating: 200kA@480V
  • Fuse Class: J
  • NEMA Rating: 1
  • Phase: 1
  • Compatible Frames: ED
  • Weight: 30 lb
  • Switch Style: Fusible
  • Standards: UL listed
  • Applications: Motor control centers, industrial machinery, HVAC systems