A3T70 Mersen A3T Low Voltage Fuse 300V 70A Fuse - Essential Electric Supply
A3T70 Mersen A3T Low Voltage Fuse 300V 70A Fuse - Essential Electric Supply

Cutler Hammer A3T70 - Class T Fuse 70A 300V (200kA AIC)

Cutler Hammer
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Cutler Hammer A3T70 is a Class T low-voltage fuse designed for high-interrupting capacity circuit protection in industrial applications. This 70A rated fuse operates at 300V AC/DC and features a compact single-barrel construction with 0.81-inch diameter and 1.56-inch clip center spacing. It meets industry standards for time-delay protection and carries a 200,000A interrupting rating at 300V. The fuse is commonly used in motor branch circuits, transformers, and feeder circuits where high fault current protection is required.

Key Features & Specifications
  • Type: Class T time-delay fuse, single barrel construction
  • Voltage Rating: 300V AC/DC
  • Current Rating: 70A
  • Dimensions: 0.81-inch diameter, 1.56-inch clip center
  • Standards: UL/CSA listed
  • Applications: Motor circuits, transformers, feeders
  • AIC rating: 200kA@300V
  • Class Rating: T
  • Barrels: 1
  • Weight: 5 lb
  • Family: A3T


Product Identification
  • UPC: 078200189015
  • GTIN: 00782001890155