Battery Disconnect & Power Distribution - Passenger Car

Efficient power distribution modules and dependable disconnect switches improve Li-ion battery management in electric vehicles. This block diagram highlights components Littelfuse can supply for commercial and passenger EVs. Our solutions include capacitors, contactors, and dc disconnect switches. We also make high-voltage fuses specifically engineered to provide overcurrent protection in EVs.

Block Diagram

c67021e0-ac40-4415-ab41-3408d73f8ace

Technology:
Product Series:DCNHR
Features:Wide amperage rating 30?100 A; gas-filled contact chamber and magnetic blowouts for arc suppression; available direct switched auxiliary circuit for status indication
Benefits:Allows a low-voltage signal to switch the contacts for a high voltage signal

Technology:
Product Series:DCNHR
Features:Wide amperage rating 100?500 A; gas-filled contact chamber and magnetic blowouts for arc suppression; integrated coil economizer included in many models; available direct switched auxiliary circuit for status indication
Benefits:Allows a low voltage signal to switch the contacts for a high-voltage signal

Technology:
Product Series:526, 828
Features:Bolt-down form factor; high breaking capacity; qualified to ISO 8820 standard
Benefits:Provides safety protection in high-voltage environments, full range fuse; can protect the entire pack?s voltage and short circuit current

Technology:
Product Series:DCNHR
Features:Wide amperage rating 100?500 A; gas-filled contact chamber and magnetic blowouts for arc suppression; integrated coil economizer included in many models; available direct switched auxiliary circuit for status indication
Benefits:Allows a low voltage signal to switch the contacts for a high-voltage signal

Technology:
Product Series:DCNHR
Features:Wide amperage rating 100?500 A; gas-filled contact chamber and magnetic blowouts for arc suppression; integrated coil economizer included in many models; available direct switched auxiliary circuit for status indication
Benefits:Allows a low voltage signal to switch the contacts for a high-voltage signal

Ask an Expert

Please let us know about your Battery Disconnect & Power Distribution - Passenger Car project to have one of our experts help you find the best Littelfuse solution for your needs.