A3T90 Mersen A3T Low Voltage Fuse 300V 90A Fuse - Essential Electric Supply
A3T90 Mersen A3T Low Voltage Fuse 300V 90A Fuse - Essential Electric Supply

Cutler Hammer A3T90 - Class T Fuse 90A 300V (200kA AIC Rating)

Cutler Hammer
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Cutler Hammer A3T90 is a Class T low-voltage fuse designed for high-interrupting capacity circuit protection in industrial applications. It features a 90A current rating and 300V voltage rating with exceptional 200kA interrupting capacity at rated voltage for reliable short-circuit protection. The fuse construction utilizes a single-barrel design with 0.81-inch diameter and 1.56-inch clip center spacing for standardized mounting compatibility. This Eaton A3T series fuse meets industry standards for time-delay characteristics and carries a 5 lb weight rating. Typical applications include motor branch circuits, feeder circuits, and industrial control panels requiring high-performance protection.

Key Features & Specifications
  • Type: Class T time-delay low-voltage fuse, single barrel construction
  • Voltage Rating: 300V AC
  • Current Rating: 90A
  • Dimensions: 0.81-inch diameter, 1.56-inch clip center spacing
  • Standards: UL/CSA certified Class T fuse
  • Applications: Motor branch circuits, feeder circuits, industrial control panels
  • AIC rating: 200kA@300V
  • Class Rating: T
  • Barrels: 1
  • Weight: 5 lb
  • Family: A3T
  • Item Subcategory: Low Voltage Fuse


Product Identification
  • UPC: 782001890179
  • GTIN: 00782001890179