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12.02.2006, 06:34 PM
No, the 9918 can take 20 cells as well. it's the very same controller, only using a different label. The only thing changed over time is the BEC; for use on lower voltages (such as 6 cells)
So the 9918 and the 9920 are the same escs.
BK just relabeled them..
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