OT70 Mersen OT Series Low Voltage Fuse 250V 70A Fuse - Essential Electric Supply
OT70 Mersen OT Series Low Voltage Fuse 250V 70A Fuse - Essential Electric Supply

Cutler Hammer OT70 - Class K-5 Fuse 70A 250V

Cutler Hammer
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Cutler Hammer OT70 is a low-voltage current-limiting fuse designed for protecting electrical circuits and equipment from overcurrent and short-circuit faults. It features a 70A current rating and a 250V AC voltage rating, with a high interrupting capacity of 50kA at 250V to safely clear major faults. The fuse is constructed as a single-barrel, Class K-5 device with a body diameter of 1.06 inches and a length of 5.88 inches, weighing 0.26 lb. It complies with industry standards for current-limiting fuses and is typically applied in industrial control panels, disconnect switches, and motor branch circuits where reliable, fast-acting protection is required.

Key Features & Specifications
  • Type: OT Series, Low Voltage, Current-Limiting, Single Barrel Fuse
  • Voltage Rating: 250V AC
  • Current Rating: 70A
  • Dimensions: 5.88 in length, 1.06 in diameter
  • Standards: Class K-5
  • Applications: Industrial control panels, disconnect switches, motor branch circuit protection
  • AIC rating: 50kA @ 250V
  • Barrels: 1
  • Weight: 0.26 lb


Product Identification
  • UPC: 078200170022
  • GTIN: 00782001700225