So the use case has changed a bit, now the maintenance guys want a small 2WD truck for getting material around campus. We've decided on a 72V system with 2 x QSMotor 2000W QS205 hub motors mated with 2 x Kelly KLS7230S controllers. Our design (unless we're missing something, quite possible)...
Hi everyone. I'm a high school teacher who runs an EV program. Thus far we've made a bunch of electric bikes and done an S10 conversion. The next project is to build a small electric utility truck, to replace a Toro Workman HDX Auto, for the maintenance staff. The maintenance guys use it for...
Hi. I'm new to this. I bought a 48V hub motor kit on AliExpress, built a 13s5p pack using the Vruzend snap-together kit. I rode the bike short distances (1-4 miles) for a few months and noticed that the simple battery gauge on the throttle was losing bars more and more quickly. Now the motor...