NIO ET9: an executive flagship sedan with a global 900V high-voltage architecture and up to 600 kW charging power

According to news from this site on December 23, at today’s 2023 NIO Day, Li Bin announced that NIO’s executive flagship sedan ET9 adopts a global 900V high-voltage architecture, including core components such as batteries, motors, DC-DC, and on-board chargers. The maximum voltage of the vehicle is 925V, the peak charging power is 600 kW, and the peak charging current is 765A.

Weilai ET9 uses a self-developed 1200V silicon carbide power module. The power density of the module reaches 1315kW/L, and it has more than 300,000 times of power. Power cycle capability

This site noticed that Weilai ET9 has a built-in 5C high-voltage fast-charging battery pack, and the package capacity reaches 120kWh, using self-developed 46105 large cylindrical battery cells, the energy density of a single battery cell is 292Wh/kg; it supports 5C flash charging, and with a 640kWh charging pile, it can achieve a range of 255 kilometers after 5 minutes of charging.

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