Cooper Bussmann JJS-400 Low Voltage T-Tron 600V 400A Fuse - Essential Electric Supply
Cooper Bussmann JJS-400 Low Voltage T-Tron 600V 400A Fuse - Essential Electric Supply

Eaton Bussmann JJS-400 - Class T Fuse 400A 600V (200kA AIC)

Bussmann
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Eaton Bussmann JJS-400 is a low-voltage, time-delay fuse designed for branch circuit and feeder protection in industrial power distribution systems. It provides a 400A current rating and a 600V voltage rating, engineered to safely interrupt high fault currents up to 200kA. The fuse features a compact, single-barrel construction with a 1-inch diameter and a Class T rating for fast-acting protection in a durable package. It complies with key industry standards including UL 248-15 and CSA C22.2 No. 248-15, ensuring reliable performance in demanding applications such as panelboards, switchboards, and service entrance equipment.

Key Features & Specifications
  • Type: JJS, Low Voltage Time-Delay Fuse, Single Barrel
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 3.63 in L x 1 in H x 1 in W
  • Standards: CE, UL 248-15 (Guide JDDZ), CSA Class 1422-02
  • Applications: Industrial Feeder & Branch Circuit Protection
  • AIC rating: 200kA @ 600V
  • Class Rating: T
  • Diameter: 1 in
  • Weight: 0.5 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 051712628044
  • GTIN: 00051712628044