Recent content by Supreme Kay

Hello, I bought a rear 48-volt ebike conversion kit from eBay a few months ago. After a few rides, I noticed the wheel was out of true and the spokes nipples were rusting. After, trying to true the wheel some of the spokes nipples broke due to being rusted and cheaply made. The wheel that came...

Thank

Hello, I am building my first ebike battery. I would like a few inputs: I 65 cells Samsung 30Q and Panasonic NCR 18650 PF. I will be building a 48 Volt battery with 13 Cells in series and 5 cells in parallel, I will be placing the cells in a hailong battery case that can hold 65 - 18650 cells...

I bought a BMS from Aliexpress for my 11.6 ah - 48-volt e-bike battery. My battery is made of Panasonic NCR18650PF, I bought the BMS from Aliexpress here is the link...

Thank

Hello ebikers I am shopping for a BMS for my 48 volts (11.6ah) battery made of Panasonic NCF18650PF. I will be using the battery with my 1000 watts motor (My controller is a sinewave 48 volt with a max output current of 26 amp). I am a newbie with BMS. Does how many MOSFETs is a BMS made of...

I solved the problem. it turns out to be the connector on the shark also know as hailong or down tube battery case. The connectors are somehow damaged. I found out about this by replacing the positive and B- (negative of the battery connecting to the BMS and voila my e-bike power on without issue.

I just tested the battery with a voltmeter on the positive and negative of the controller after installing the battery on the bike. The voltage was 50 volts then after I tried to switch the bike's display on the voltage went down from 50 volts to 9 volts and the display does not power on. The...

Hello Ebikers, I am running into some issue with my e-bike 10.4 ah - 48-volts battery (My battery pack is made of Samsung 26F). My e-bike has a sine wave dual voltage ( 36volts /48 volts) controller rated at 25 amp max discharge current. Lately, I was riding my e-bike and I notice on the...

Hello Ebikers, I am having an issue with my rear e-bike wheel. I bought a rear wheel e-bike conversion kit from eBay (48V 1000W Electric Bicycle Cycle E Bike 26"Conversion Kit Hub Motor Rear Wheel). The disc brake holes on the wheel are loose I replace the standard screws that came with the kit...

Hello Ebikers I own an e-bike with a 1000 watt motor, 25 amp sinewave Controller and a 48 volts- 11.6 ah battery made of Panasonic NCR18650F, my battery has a 30 amp BMS. I mostly use the throttle on my e-bike mostly to get from my home to work and back from work to home. That is about 10 miles...

Thank. The seller confirmed the new BMS will work fine with my battery

The old BMS has 14 wires like the new one.

Hello ebikers The BMS of my battery pack is defective and need to be replaced. I own a 48volt (11.6ah ) battery pack made with Panasonic NCR18650PF, I use my pack on a 1000 Watts e-bike motor with a 30 amp controller that output 1000w constantly. After testing my pack I determined the BMS was...

One of the spoke nipples of my electric bicycle broke when I was truing my e-bike wheel. I bought the wheel on eBay here: http://www.ebay.com/itm/48V-Ebike-Cycling-Electric-Bicycle-Motor-26-Conversion-hub-Kit-Front-Wheel-1000W-/252505532057?hash=item3aca80a699:g:CUQAAOSwNRdX2PLf Can you please...