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  1. Whitehawk

    Bluetooth adapter for kelly controllers

    Hi all, Does someone know if a standard bluetooth adapter like HM-10 is compatible with kelly controller ? The kelly bluetooth adapter really look like this one.. But it's 19 bucks instead of 1 on aliexpress and i already have one 😅 Thank you a lot =)
  2. Whitehawk

    battery indicator with adjustable discharge curve

    Hi all, I'm looking for a battery indicator (volt/%) with adjustable discharge curve for my e-mountainboard (12S lipo). I know this thing exist on the market but I didn't find it ! Does someones know where to find that ? Thanks a lot ! :)
  3. Whitehawk

    Help choosing my electronic (trampa e-mtb)

    Hi guys, I'm going to build a trampa e-mountainboard 8inch wheels with Jens (e-toxx) direct drive transmission (1:5 reduction). I will build the battery myself (probably 18650). I would like at least 35 or 40km/h top speed (+22mph), and enough torque to play with the board. If I take 6S...
  4. Whitehawk

    [Solved] New greentime charger do not work

    Hi all, I bought a greentime 58.8v 5A on aliexpress for my 14S liion 18650 battery. Problem : it never worked First I plugged the charger to 230V : led 2 light up green .. but only led 1 should be red ? So I checked output voltage : nothing So I checked fuse : fuse ok So I opened the...
  5. Whitehawk

    Problem with Cycle analyst wiring (with shunt)

    Hi all, Please I need some help, here is my configuration CA v2.3 + shunt grin tech and kelly KBS. Throttle wired on the CA. My ebike is working but : - power limitation on the CA does not work - power on the CA is shown in negativ (ex : when i push throttle, it show -25A instead of 25A)...
  6. Whitehawk

    Kelly KBS48101X --> add cycle analyst plug ?

    Hello all, Hi have a Kelly KBS48101X controller without cycle analyst plug, and a CA v2.3 with the 6pin plug.. Does someone know if I can directly solder a 6pin plug into this controller ? It's easier and cleaner than solder a shunt between battery and controller.. :mrgreen: Thank you !!
  7. Whitehawk

    Motor/Controller setup for my stand-up E-scooter

    Hi all, I bought this stand-up e-scooter (with dead battery) to build a little beast. I tried to get more power with the original brushed motor and kelly controller but the result is bad. So I want to replace the motor with a brushless motor. I would like a ~50kph speed, with sufficient...
  8. Whitehawk

    BBS02 48v .. with 36v battery, possible?

    Hi all, I have the bbs02 750w 48v, and a li-ion 36v15ah battery, but the problem is .. minimum low voltage cut-off is 38v with the 8fun program, So, do you know if there is a possibility to lower this cut-off under 38v ? Best regards friends !
  9. Whitehawk

    Help with kelly controller

    Hi all, I'm good with infineon, but I received one kelly KDS brushed 48v 50A and I didn't succeed to make it work, I have only 0.2v on the throttle wires, I think my problem is on/off wires. Where do I plug the on/off switch key? wires 9 & 4 ? I tried this without result. Or maybe there is...
  10. Whitehawk

    E-scooter powerful motor upgrade, help to choose

    Hi guys, I found this model stand-up e-scooter with dead batteries, for 40€ :mrgreen:, brushed 800w motor, I just plug 12S10AH Lipo and it works well, but I want more power ! I would like to upgrade the motor and controller for off-road, I think 50kmh will be fine. I saw on youtube the...
  11. Whitehawk

    Controller - how to find the right combinaison

    Hi all, I have a BPM with 500w controller from elifebike, I just plug by the colors and it works. Now I want to use a 1000w controller from elifebike too, I plug by the colors but this time the combinaison is not right. So I opened the two controller, so the differences i found is : the...
  12. Whitehawk

    Use a Cycle Analyst as wattmeter during the recharge?

    Hi, I would like to know if I can use my CA V3 DPS as a wattmeter to monitor my bulk charge ? (I want to see V, A, WH/AH) I think it's not a problem with a standard CA, but with the DPS version how to do ? :/ If no, I need to find a cheap 100V (24S) wattmeter.. Thanks !
  13. Whitehawk

    Can I adjust the acceleration with the CA V3 ?

    Hi all, I have a CA v3, with a Lyen 12 fet controler. My throttle is very sensitive and too powerful when my bike is stopped or at low speed. (4.5kw with a GNG 650w) So i would like to know if I can adjust the acceleration curve with the CA v3? If yes, the CA prog cable is required or not...
  14. Whitehawk

    GNG 650w - add a temp sensor ?

    Hi all, I'm running the new GNG 650w @ 24S lipo 50A, single speed BMX chain, I have a CA V3. I think It would be appreciable to add a temp sensor to the motor to use it more safely don't you think ? :mrgreen: Is there a topic somewhere about how to do? I don't find, or do you think it's easy...
  15. Whitehawk

    WK-v3 || Kona coiler GNG 650w

    Hi ! I wanted to see differences between a hub and a mid drive, so I build a new project with a GNG 650w ! It works now, but I'm waiting to receive the #25 transmission for the reduction (original is very noisy), and craft a battery box into the triangle. I will use 12S lipo if speed is...
  16. Whitehawk

    CA v3 speedometer don't work

    Hi all, I've installed a new CA v3, but speedometer seems to not work :( Anyone have an idea how to fix that ? Thanks !
  17. Whitehawk

    Upgrade the new GNG 650w (chain/sprockets)

    Hi all, I am building a new ebike with a GNG 650w on a kona coiler, will be used with 18s 10ah and a lyen 12fet. I received the GNG yesterday, and I saw the primary chain make a lot of noise (because of the big chain and small 11T sprocket I found on the forum) So I think the best is to...
  18. Whitehawk

    Prog cable/board for lyen 12fet

    Hi, I need a USB-TTL adapter for my lyen 12 fet, Do you know if I can use this board ? http://www.ebay.fr/itm/Convertisseur-USB-vers-TTL-UART-6Pin-Serial-Converter-CP2102-COM-To-RS232-STC-/261486376122?pt=FR_JG_Informatique_Perpheriques_Hubs&hash=item3ce1cd74ba Thank you !
  19. Whitehawk

    Bulk charge with meanwell : HVC? and bms bestechpower

    Hi, I'm thinking of buying two meanwell 320w 48V ( adjustable from 40 to 60v), like that I could charge easily 12s like 20s or 24s after doing the pot mod and putting them in series. But what about the HVC? Does the charge stop or not when the battery reach the charge voltage ? I read yes and...
  20. Whitehawk

    Help choose a motor, lyen 12fet, mountain biking

    Hi guys, I had a 9C 9x7 @ 24S 60A with 12 fet lyen (5500w - 75kph) But the torque what not really good (26"), and 6-7kg is heavy to play with the bike .. I want to build a new bike with 12S lipo battery, re-use my lyen 12fet, good torque with top speed 40kph, to ride mountain biking with very...
  21. Whitehawk

    build my custom Lipo Battery 18s2p

    Hi guys ! On my last build I was using 12 x 4s hardcase 24s2p, // charging without balance lead with my 2x400w charger, and doing a balance charge on each pack sometimes. Now I'm thinking of 18s2p build like that to balance charge & monitor easily, using 36 cells 5ah 20C of hardcase too after...
  22. Whitehawk

    New ebike project, need some help about motor/battery

    Hi guys, it's my third ebike project, after a giant nrs2 and a giant DH team @ 5kw with Nine continent motor 9x7 & lyen 12fet. Now I'm thinking of a mid drive motor, because a hub is pleasant on the road but not for mountain biking, too heavy on the back wheel. But i'm afraid by the noise &...
  23. Whitehawk

    Lipo Battery amelioration.. what do you think?

    Hi guys, It's time for me to change my battery, for now I plug/unplug my 12 lipo 4S 5AH every time i use my bike, and 24 plug when charging .. :lol: I made a little paint to show what I think to do. For now (only 8 batteries here): What I think to do (with 45A andersons) : My reasons I...
  24. Whitehawk

    I want new motor, help !

    Hi, I have actually a 9C rh205s 9x7 330/420rpm, I want to change it for better motor with more torque (and speed with less Volts ..) . I run 70km/h at 100V with this motor. I run lipo 45V-20 AH and 90V-10AH @ 45amp continuous-65amp peak max, with lyen 12fet controller. I am interested by new...
  25. Whitehawk

    Alloy shell bmsbattery

    Hi. I just wanted to know if I can charge a 16S lipo battery with a charger like the alloy shell 600W of bmsbattery. Because I use 4S lipo and it seems to be doing for 5S (36v-48v-60v etc) And can this charger charge 16S like 20S or 24S ? Or maybe you have a better charger to show to me ? I...
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