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Square D QMB2603H - Fusible Safety Switch 600V/30A (200kA AIC @480V)

Square D
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Square D QMB2603H is a panel-mounted fusible safety switch designed for industrial circuit protection in 600V AC single-phase systems. This 30A-rated switch features a rugged NEMA 1 enclosure with a 200kA interrupting capacity at 480V, compatible with HED frames and supporting R, H, or K-class fuses. The 38 lb unit employs a single-configuration, 2-pole design with Saflex technology for reliable operation in demanding environments. It meets industry standards for electrical safety and is commonly used in motor control centers, HVAC systems, and power distribution panels where high-fault current protection is required.

Key Features & Specifications
  • Type: QMB Saflex fusible safety switch, panel mount
  • Voltage Rating: 600V AC
  • Current Rating: 30A
  • Configuration: Single
  • Poles: 2
  • AIC Rating: 200kA@480V
  • Fuse Class: R, H, K
  • Phase: 1
  • NEMA Rating: 1
  • Compatible Frames: HED
  • Switch Style: Fusible
  • Weight: 38 lb
  • Standards: Meets industrial electrical safety requirements
  • Applications: Motor control centers, power distribution, HVAC systems