487015 - 487 Series

Series: 487 Questions? Contact Littelfuse Support
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487 series is the first fast-acting fuse with both AC and DC rating from the Littelfuse 5X20mm fuse family. This fast-acting ceramic body fuse provides over-current protection for telecom power supplies and datacenter server power supplies where a high-voltage DC interrupting rating is required.


  • Lower I2t and faster tripping
  • High-current ratings up to 16A in a 5X20mm footprint
  • 420V AC rating
  • 420V DC rating


  • Telecom Power Supplies
  • Datacenter Server Power Supplies
  • Intelligent commercial buildings
  • High-energy and power efficient applications (3-phase power supplies, inverters, and ballasts)

TUV_50119118icon TUV_J50293210

UR UL Recognized – US Market – File E10480

UR UR_JDYX2_E10480_101907517

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