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  1. Nealh

    Single speed ebike build

    You might see a km/h or two more if you aren't bothered about correct speed/odo reading set the wheel size to 24 for more speed.
  2. Nealh

    My eBike build (very, very pic heavy)

    Nice right up and good interesting build lots of info and techniques applied. Only one thing I would have done and that would have been a round card insulator on each of the cell v+ ends. The shrink wrap is thin and the only thing preventing a short between cell casing and buss bar interconnectors.
  3. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Depends on terrain and tyre choice, 29er will freewheel/roll a bit faster. Optimum speed will be the same under power due to the hub winding, acceleration to speed will vary a little. The 205rpm bpm might be a no load speed, ask them the if it is code 15, if so will have a max assist speed of...
  4. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    I'm going to throw another spanner in the works qs84, but probably have kept quiet :eek:. In #1 you said you would prefer a torque sensor drive ? BMSB sell a TS bottom bracket kit which inc's TS O6 controller and lcd3, the only downside is they don't sell TSO6 separately if it goes wrong.
  5. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Yes. Once you have hovered don't forget to click it to order the right item. When you speak to the LBS do make sure they know you are speaking about an electric hub to be laced.
  6. Nealh

    E-bike power cuts out under load

    Faulty brake lever/signal won't cause power to shut the lcd off, all they do is prevent the motor working until remedied. Any issue with lcd turning off is a power supply issue either the controller or battery. A continuity check on the wiring from controller to lcd would rule out possibilty...
  7. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Ignore the watt rating with controllers they mean nothing, instead select the controller amp rating you need to use with your battery without stressing it. The 17 or 20a kit will be alright as you can reduce the controller amp rating by 25% via the lcd3 screen in the settings using C5...
  8. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    If you go for that one converse with seller about the rpm but don't expect answer that makes sense.
  9. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Above thev"Rated Power" is n0 36v 350w/ 312 & 48v 350w/352.
  10. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Either get the 20a controller kit Wheeliepete linked to or this 17a one with lcd3b option no 4 to the left...
  11. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Motor winding /rpm to high 350rpm.
  12. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    48v 350w is ample for your battery, only advantage with 500w is you throw 30-35a at it if you had a battery capable of supply the draw. 48v x 17a is 816w output from the controller, with motor efficacy at 78/80% will be 650 odd watts at the wheel. Enough to make you feel like Froome or G on the...
  13. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    BMSB controllers are KT make same as PSWPower. The PSWPower 36/48v controllers are more compact, so get a 17a one and the 48v 350w hub from Aliexpress along with KT LCD3 or LCD6. Also you will need a pas sensor with magnet. No need for speed sensor as the hub has an internal one. You will...
  14. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    If you can get on the Elifebike site proper they have more items for sale inc hubs, aside from the PSWPower site but both must use a near same web id so can only see PSWPower now.
  15. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    BMSBattery sell BPM2 216rpm though not 250w. The Q128's are listed as 201rpm but we know they aren't as they run to fast and are more like 260rpm as they reach 19.5mph @36v. Bafang bpm2 on Alisxpress/Elifeshop is 48v 205rpm.
  16. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Which hub fitting, freewheel or cassette ?
  17. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Horizontal D/O's aren't very good as the motor wire/axle slot ideally needs to point down to prevent water ingress and to form a drip loop with the cable. Mostly bikes with vertical D/O's are used, so you need to select one with a good bit metal above it as often you have to Dremel/file the D/O...
  18. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Elifebike.com were selling SWX02 hubs but I no longer can log on to the site as it is one of two owned by the owner of PSWPower.com and my pc automatically transfers me to PSWPower. . So you need to check put the hubs rpm on sale.
  19. Nealh

    Is there an road legal kit for an 48v 14.5ah battery?

    Lets start at the beginning which hub are going to use/buy or do you have one already ?
  20. Nealh

    E-bike power cuts out under load

    Also no use trying charge the battery any more as the charge won't switch on because one or more of the cell groups are at max voltage. Batt will only charge and balance once all voltages have been discharged some, then you can charge up and leave it on a for a hr or two after the green light...