Cooper Bussmann JJN-20 Low Voltage T-Tron 300V 20A Fuse - Essential Electric Supply
Cooper Bussmann JJN-20 Low Voltage T-Tron 300V 20A Fuse - Essential Electric Supply

Eaton Bussmann JJN-20 - Class T Time-Delay Fuse 20A 300V

Bussmann
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Eaton Bussmann JJN-20 is a low-voltage, time-delay fuse designed for branch circuit and feeder protection in industrial control panels and power distribution equipment. It features a 20A current rating and a 300V AC/DC voltage rating, with a compact cylindrical body measuring 0.87 in height by 0.41 in diameter and a weight of 0.1 lb. Constructed as a single-barrel, Class T fuse, it offers a 200kA interrupting rating at 300V and is certified to UL 248-15 and CSA C22.2 No. 248-15 standards for reliable overcurrent protection in motor circuits, transformers, and general industrial applications.

Key Features & Specifications
  • Type: Low-voltage, time-delay (JJN), single-barrel, Class T fuse
  • Voltage Rating: 300V AC/DC
  • Current Rating: 20A
  • Dimensions: 0.42 in x 0.87 in x 0.42 in (L/D x H x W)
  • Diameter: 0.41 in
  • Weight: 0.1 lb
  • Class Rating: T
  • AIC Rating: 200kA @ 300V
  • Barrels: 1
  • Certification: CE, UL 248-15 (Guide JDDZ), CSA C22.2 No. 248-15 (Class 1422-02)
  • Family: T-Tron
  • Country of Origin: Mexico


Product Identification
  • UPC: 051712627207
  • GTIN: 00051712627207