Square D QMB367WT3 - Fusible Safety Switch 800A@600V (200kA AIC, NEMA 1)
Square D QMB367WT3 Panel Mount Switch (Fusible) - Essential Electric Supply
Square D QMB367WT3 - Fusible Safety Switch 800A@600V (200kA AIC, NEMA 1)
Square D QMB367WT3 Panel Mount Switch (Fusible) - Essential Electric Supply

Square D QMB367WT3 - Fusible Safety Switch 800A@600V (200kA AIC, NEMA 1)

Square D
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Square D QMB367WT3 is a fusible safety switch designed for industrial power distribution protection. This 600VAC-rated panel-mount switch handles 800A continuous current with a 200kA interrupting capacity at 480V, featuring a rugged NEMA 1 enclosure for indoor use. The three-pole single-configuration unit with Class T fuses complies with industry safety standards for high-current applications. Its 125 lb steel construction and ED frame compatibility ensure durability in demanding environments like manufacturing plants and data centers.

Key Features & Specifications
  • Type: Fusible safety switch with Class T fuse protection
  • Voltage Rating: 600V AC
  • Current Rating: 800A
  • Configuration: Single
  • Poles: 3
  • Phase: 3
  • AIC Rating: 200kA @ 480V
  • NEMA Rating: 1 (indoor use)
  • Compatible Frames: ED
  • Switch Style: Fusible
  • Weight: 125 lb
  • Standards: UL/cUL listed
  • Applications: Industrial power distribution, motor control centers, panelboards