Littelfuse LC HEV Automotive Fuses

Littelfuse LC HEV Automotive Fuses are designed to protect high-voltage accessory circuits in electric and hybrid electric vehicles. The series offers voltage ratings of 275VAC for 50A modules, 425VDC for 40A versions, and 450VDC for 10A, 15A, 20A, and 30A devices. The interrupting ratings are 10kA at 275VAC for 50A versions, 10kA at 425VDC for 40A, and 10kA at 450VDC for 0A, 15A, 20A, and 30A. Littelfuse LC HEV Automotive Fuses feature an operating temperature range of -40°C to +125°C. The LC HEV series is available in a variety of termination styles, including cartridge, bolt-down, blade, and PCB mount.


  • Voltage rating
    • 10A, 15A, 20A, 30A: 450VDC
    • 40A: 425VDC
    • 50A: 275VAC
  • Variety of termination styles
  • Interrupting rating
    • 0A, 15A, 20A, 30A: 10kA at 450VDC
    • 40A: 10kA at 425VDC
    • 50A: 10kA at 275VAC
  • -40°C to +125°C operating temperature range


  • Electric vehicles
  • Hybrid electric vehicles
Published: 2021-10-01 | Updated: 2022-03-11