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  1. M

    who knows this controller and motor?

    hi experts, i am driving an electric scooter, a bit similar to "sunra ronic". it has 72V/20ah/3000W and runs 45kmh. the manufacturer is Jiangsu, but does not answer any emails. and my dealer can not help :roll: i am planning to increase max. speed a bit, approx. to 65kmh. nothing else. two...
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