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Square D QMB2660 - Fusible Safety Switch 600V/600A (200kA AIC @480V)

Square D
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Square D QMB2660 is a panel-mounted fusible safety switch designed for industrial power distribution protection. This 600V/600A single-phase switch features a 200kA interrupting capacity at 480V and complies with NEMA 1 standards for indoor use. The rugged 38 lb unit utilizes R-class fuses in a 2-pole configuration, compatible with HED frames for seamless integration into existing systems. Its fusible switch design provides reliable circuit isolation and overload protection in commercial and industrial electrical applications.

Key Features & Specifications
  • Type: QMB Saflex fusible safety switch, panel mount
  • Voltage Rating: 600V AC
  • Current Rating: 600A
  • Configuration: Single phase, 2-pole
  • AIC Rating: 200kA@480V
  • Fuse Class: R
  • NEMA Rating: 1 (indoor use)
  • Compatible Frames: HED
  • Weight: 38 lb
  • Switch Style: Fusible disconnect