Square D Zinsco QSF4053C - Fusible Safety Switch 400A 600V (3-Pole HHED Frame)
Square D Zinsco QSF4053C - Fusible Safety Switch 400A 600V (3-Pole HHED Frame)
Square D Zinsco QSF4053C - Fusible Safety Switch 400A 600V (3-Pole HHED Frame)
Square D Zinsco QSF4053C - Fusible Safety Switch 400A 600V (3-Pole HHED Frame)

Square D Zinsco QSF4053C - Fusible Safety Switch 400A 600V (3-Pole HHED Frame)

Zinsco
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Square D Zinsco QSF4053C is a fusible safety switch designed for industrial power distribution systems requiring reliable circuit protection. The unit features a 600V AC voltage rating with 400A current capacity in a 3-phase configuration, housed in a rugged 200 lb panel-mount enclosure constructed for heavy-duty applications. Its RK1/RK5 fuse class compatibility and HHED frame design meet stringent industrial safety standards for electrical installations. This switch is engineered for commercial and industrial facilities requiring robust power control in motor control centers, manufacturing equipment, and high-capacity distribution panels.

Key Features & Specifications
  • Type: Fusible safety switch, panel mount
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Configuration: Single
  • Poles: 3
  • Phase: 3
  • Fuse Class: RK1, RK5
  • Compatible Frames: HHED
  • Weight: 200 lb
  • Switch Style: Fusible
  • Item Subcategory: Panel Mount