General Electric TH3366R 600a Nema 3R Disconnect Switch (Fusible) - Essential Electric Supply
General Electric TH3366R 600a Nema 3R Disconnect Switch (Fusible) - Essential Electric Supply

General Electric TH3366R - Fusible Disconnect Switch 600A 600V (NEMA 3R Enclosure)

General Electric
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⚡ Product Branding Information

Some General Electric products may now ship with ABB branding due to ABB’s acquisition of GE Industrial Solutions.

Depending on the manufacturing date or production batch, the item or packaging may display either GE or ABB branding.

Unless otherwise noted, these products are considered equivalent in form, fit, function, and specifications.

Please contact our team before placing your order if brand labeling or packaging is critical for your application.

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General Electric TH3366R is a fusible safety disconnect switch designed for industrial power distribution system protection and isolation. This 600V AC rated switch handles up to 600A current with a 200kA interrupting capacity at 600V, providing robust circuit protection in demanding environments. The unit features a rugged NEMA 3R outdoor-rated enclosure measuring 53.5 x 23 x 8.5 inches and weighing 140 lb, constructed for durability in industrial settings. It complies with industry standards for safety disconnects and is specifically engineered for three-phase power systems requiring reliable isolation capabilities. Typical applications include industrial machinery, manufacturing equipment, and commercial power distribution where fusible protection and visible disconnect are required.

Key Features & Specifications
  • Type: TH Series fusible safety disconnect switch
  • Voltage Rating: 600V AC
  • Current Rating: 600A
  • Dimensions: 53.5" x 23" x 8.5"
  • Standards: NEMA 3R rated
  • Applications: Industrial power distribution, machinery isolation
  • Switch Type: Safety disconnect
  • Configuration: Single unit
  • Poles: 3
  • AIC rating: 200kA@600V
  • Switch Style: Fusible
  • Nema Rating: NEMA 3R
  • Phase: 3
  • Amperage Maximum: 600A
  • Amperage Minimum: 400A
  • Fuse Class: R
  • Compatible Frames: ED
  • Weight: 140 lb
  • Family: Spec-Setter


Product Identification
  • UPC: 783164009187
  • GTIN: 00785901195498