OT125 Ferraz Shawmut OT Series Low Voltage Fuse 250V 125A Fuse - Essential Electric Supply
OT125 Ferraz Shawmut OT Series Low Voltage Fuse 250V 125A Fuse - Essential Electric Supply

Cutler-Hammer OT125 - Class K-5 Time-Delay Fuse 125A (50kA AIC @ 250V AC)

Cutler Hammer
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The Cutler-Hammer OT125 is a Class K-5 time-delay fuse designed for reliable circuit protection in industrial power distribution systems. It features a 125A current rating and 250V AC voltage rating with a high interrupting capacity of 50kA at 250V AC for effective short-circuit protection. The fuse construction includes a single-barrel design measuring 7.13 inches in length with a 1.56-inch diameter and weighs 0.76 lb, built to withstand demanding industrial environments. Manufactured to industry standards, this Eaton OT Series fuse provides coordinated protection for motor circuits, transformers, and feeder circuits where selective coordination is required to maintain system reliability during overload conditions.

Key Features & Specifications
  • Type: Class K-5 time-delay fuse, single-barrel construction
  • Voltage Rating: 250V AC
  • Current Rating: 125A
  • Dimensions: 7.13 inches length, 1.56 inches diameter
  • Weight: 0.76 lb
  • Standards: Industrial fuse standards compliance
  • Applications: Motor circuits, transformers, feeder circuit protection
  • AIC rating: 50kA@250V AC
  • Class Rating: K-5
  • Barrels: 1
  • Family: OT Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 782001700300
  • GTIN: 00782001700300