Recent content by cryzymotor

if you think im wrong, im sorry!!!

Hi guys, As we know many people use lithium battery or lipo battery without BMS and charging by balancer. I want to say balancing battery will cause battery fire more easy than no balance. Im an engineer of electric chemistry technic, and work on making lithium ion cells and packs for more...

i think the real reason what caused the fire is the balance charger!!! i never use balancer on BMS or charger, i told each of our cusomers, but but but i take notice of many many guys use li battery and lipo battery without BMS and use balancer for charging. why cells will lose balance after...

some test

if 800USD,it is better for Crystalyte kits,TC motor + 50A controller + others,maybe a little more than 800,but i think the TC motor is good enough.If you want,i like to ask Crystalyte Kenny contact with you.He is my good friends.

Hi All bike cost me 2200USD. hub motor:480.0USD battery:800.0USD battery case:90.0USD controller:100.0USD frame + front wheel + tires=600.0USD others:130.0USD and i have not weigh the whole bike(should be less 50kg).I have just ride some stairs for several times,feel very good,no clumbing any...

i select motor frame just to have enough strength for high speed(over 80km/h or 100km/h) and jump.if you just want a lower and no jump,you can select a aluminum frame light,i dont weigh my total bike(maybe less 50kg). most kits we buy from motorcycle parts market not from alie or other...

top speed more than 80km/h,take me fly :D 3 speed control. 72V20Ah battery+50A BMS+72V50A controller

all work finished. picture here.

Top power is more than 4000W. I am 175cm and 65kg weight,I tried many times that up and down stairs easily.And suspensions performs well. On the unsurfaced road,jump freely. I will ride in more bad road conditions. :twisted: When all this cross e-motor is finished,we will make bigger...

next work is make a battery case or cover. Any good ideas?????????

Oh,guys, I have finished some important work. Now the motor if finished. And i ride to top speed 65km/h.And it is very powerful for cross-country. :) It take me fly down the stairs. :twisted:

Hi Guys, Now i converting a motorcycle into electric,target as below: motor:3kw controller:72V50A battery:72V15Ah(Samsung25R cells) It is safety enough for the frame suspension fork? Anyone show me some good idea? thanks