EV1K Series - EV Fuse

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Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The Littelfuse EV1K series is an electric vehicle (EV) fuse designed to protect high-voltage, high-current on-board applications in electric and hybrid vehicles as well as off-board charging. It was specifically built from the ground up to meet the stringent requirements and standards of the electric vehicle industry.



  • Mechanical shock and vibration durability to increase product longevity
  • High interrupting rating and open state resistance for maximum short circuit protection
  • Thermal shock resistant to handle temperature fluctuations for reliable cycling performance
  • Temperature and humidity resistant to withstand a wide variety of environmental conditions



  • Battery pack protection
  • Traction inverter protection
  • Energy storage and power conversion
  • High voltage power distribution
  • Battery disconnect unit

Access specifications, certifications, check availability and order parts below

Catalog #Amps (A)Interrupting RatingOpeningVDC (V)Amp Code (part number)StockCompare
EV1K0606030 kA @ 1000 VdcVery Fast-Acting (FF)1000060.Check
EV1K0707030 kA @ 1000 VdcVery Fast-Acting (FF)1000070.Check
EV1K0808030 kA @ 1000 VdcVery Fast-Acting (FF)1000080.Check
EV1K0909030 kA @ 1000 VdcVery Fast-Acting (FF)1000090.Check
EV1K10010030 kA @ 1000 VdcVery Fast-Acting (FF)1000100.Check
EV1K12512530 kA @ 1000 VdcVery Fast-Acting (FF)1000125.Check
To request product environmental information, please complete the Product Environmental Information Request Form.