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  1. J

    Cellman 36v 12s2p 4.6Ah A123 Battery Pack + controller, precharge circuit and charger

    I have a Cellman LiFePO4 A123 battery pack bought for a conversion project in September. Used daily for 3 months then the bike was stolen and my hours of work changed making it more practical to drive, so now surplus to requirements. It has been well looked after and is in good condition. I...
  2. J

    Tongxin Goldant 700c build

    Thanks for all the feedback. Regarding the true origin of the motor, I have no immediate plans to open it up. It does not say Tongxin anywhere, but I did notice that the cables are stamped with the word "goldant." My kit did not include a brake cutout circuit. There are only three cables...
  3. J

    Tongxin Goldant 700c build

    So my battery arrived and I finally got some time to convert my bike using the Tongxin Goldant kit described in this thread. Thought I would document how I got on here in case anyone else finds it useful. To recap, I wanted to add a light hub motor to my existing hybrid commuter bike...
  4. J

    Tongxin hub motor wheel build

    Thanks for all the advice. This is a great forum. I think I will carry on with 2mm spokes as others have had no problems. In answer to Jerry's post, I have seen those very helpful threads regarding these kits, which were, in fact, my inspiration for giving this a go. Hoping to have all the bits...
  5. J

    Tongxin hub motor wheel build

    Hi there, I have a Tongxin goldant hub motor (ordered from China) and am putting this into a 700c wheel to use on my hybrid commuter bike. I ordered the motor with 32 holes drilled and bought a mavic open sport 32 hole rim. I am getting a bike shop to build the wheel as I have no experience...
  6. J

    Bits arrived, ready to start e-biking

    Hi all, Posting for the first time, though I have been lurking for a while. Looking into e-bikes because my job has moved an my journey is a bit longer that I would like to cycle unassisted every day (about 3.5 miles each way with a couple of hills). I have a 2008 specialised sirrus hybrid...