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  1. BigBlock

    Custom built 72V eBike for sale

    I sell one of the two personal bike I have built - The bike is in perfect conditions. It drives and looks great. It outclass any other chinese bike on the market both perfomance as well as looking wise. It come complete with battery and two sets of rims and tyres (knobby / dual road...
  2. BigBlock

    Battery Build

    Here the video of my battery build: QcmgDaSb4ec
  3. BigBlock

    Magnetic Kill Switch

    I would like to add a megnetic kill switch to stop my ebike without powering off the main braker. I think it gonna be good for security too, working as a key when temporary park the bike unattended. I bought several, but they all are normally closed when the magnetic key is removed and...
  4. BigBlock

    xKillah - Enduro eBike

    Hi, after having completed my first stand-up scooter project, I thought it's time for a new challenge... My new project is ispired to the popular Sur-Ron bike, with the aim to do something better that anyone can build by himeself (at comparable Sur-Ron price) with better components, more...
  5. BigBlock

    YASA P400 motor + inverter

    Hello, I have a brand new YASA P400 + Rinehart PM100DX-SP Inverter (400V/350A) Purchased both in 2019 as spare parts for an EV Prototype but never used so far. Still in original crates. Spent Euro 15k for both - Available to negotiate the price - Please contact me only if seriously interested.
  6. BigBlock

    Series connections

    Hi, I'm designing a 20s9p pack that cannot be shaped in the ideal 20x9 cell rows for space contraints. The layout I'm gonna use is based on a 3x3 parallel box to be connected in 20x series. Anyone have done this before ? The drawback I see is that the series connetions will be on the...
  7. BigBlock

    SiAECOSYS 72V Controllers

    Hi, anyone have feedback on the SiAECOSYS Controllers ? Try to understand the difference when compared to the Sabvoton models
  8. BigBlock

    EXTREMO - Scratch built 7kW billet frame scooter

    Hello, I've decided to post my personal project still in design phase. I was pretty amazed and inspired by the work done by alex_2d so I decided to work on my own design to be more affordable and easy to manufacture. Frame dimensions, wheelbase and suspension kinematics have been...
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