Tesla Model S – 18650 Cell

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NCR-18650B

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18650 Cells

Cell safety features
PTC (Positive Temp Coefficient) thermistor
Over charge pressure sense, CID (Current Interrupt Device)
Tesla Model S – Panasonic lithium-ion battery cell
  • Cell format is standard 18650
Tesla’s Liquid-Cooled Module features 444 18650 cells per module.
7104 cells total
Central rod inside the jelly roll deforms at higher temperature, causing battery cell to collapse downwards in case of thermal runaway
Each 18650 cell is connected to a busbar with 1 mm wide connector which serves as current collector and physical fuse

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