Recent content by jerberto

Hello, I decided to upgrade from my Controller / 3000W - 80A - 72V (no name)/ Motor is 2000W to the Sabvoton 72V 150A : http://www.sabvoton.com/product/new-generation-sabvoton-sine-wave-motor-controller-72v-150a.html I will keep in 72V as u see and keep my motor in 2000w. How much more...

Hello All, right now i have a scooter giving me top speed is 81/82 KM/H per hour as per GPS Speed. My controller is Controller / 3000W - 80A - 72V Motor is 2000W Battery 12Vx6 Some friend of mine told me if i add one more battery + change the controller for a Sabvoton i should be able to...

Can i add 12V batteries with lower AH in Parallel ? Otherwise weight will be too heavy ;( My 12V 20Ah batteries weight 7 kg while 12v 12Ah weight 4 kg. Otherwsie would it be possible to add 2 mores 12V with same AH batteries with some kind of special parallel settings ? thx

thx for yoru answer, i agree with you, my target now is more range... how many more batteries could i add on my scotter based on my controller information ? i am not sure how many more batteries it could stand. thx

thx so far i could put 4 mores batteries in the scooter as i have enough space for it (10 - 12v)... Cheers

Thx very much for your great answer. For me switching to lithium is not an option as price is too high, i live in China and Lead is very cheap. I'd like actually to know if i could just with lead battery increase my top speed and autonomy ? My understanding being that my controller cannot...

Hello, Thanks for your answer, I have 6 batteries connected in serie. (72v) Yes top speed is 81 km/h but after let's say 15km i think i drop down to 75 top speed then around 25km 70 ... So you are suggesting to change batteries ? but i am already seems like at the max the controller can take...

Hello All, I have this scooter cf below picture. My top speed is 81/82 KM/H per hour as per GPS Speed. The acceleration is very good but i'd like it even better. What would be your suggestion in order to achieve : More autonomy (i'd like to do 40K at top speed). More acceleration Eventually...