Search results

Date Relevance Most replies

  1. A

    Stormer ST1 motor

    Hello, I have stormer ST1 motor. I believe it's the one with no controller inside. Has 3 phase wires 5 hall and 1 speed sensor. Photo in the link below. Asking $250. I believe it was 150mm bropout. I'm in South Flordia. https://photos.app.goo.gl/Y58MQKxHQxaU8hJr9 upload png image
  2. A

    Stealth Fighter (F-37) frame or bike - USA

    Guys, I am looking to get Stealth Fighter frame or a whole bike. Please let me know if you know someone selling one. Thank you!
  3. A

    Nickel strip current question.

    Hey Guys, Finishing building 14s6p tesla cell pack and was wondering what are limits for the 0.15 nickel strip. I will also be soldering 12awg wire somewhere in the middle of the last series. BMS is 60amps. Intended to run it at 35a continous, so it may see a 50a spikes. Hopefully someone can...
  4. A

    King Meter Display with Bafang Controller ?

    A question, are the signal compatible between two controllers assuming that one will wire the display correctly. I mean can I use KT display on Bafang controller and Bafang display on KT controller? It seems like there are controllers on ebay that are using Bafang Display with the KT controller...
  5. A

    List of battery bags

    Please share your experience with bags that can be used for ebike batteries. I'm using HPC bag bought on ebay that holds 14s6p 18650. It was great for about 2 years but now seeing seams starting to come apart. Was good for about 3000miles on flat terrain.
  6. A

    Hydraulic Disc Brakes for e-bike - suggestions....

    Guys, been looking on ebay and amazon and must say I am having trouble finding hydraulic disc brake kit that would have ebike brake cut-off trigger. The ones I found where modified with bafang style sensors that you glue on ( not what i am looking for ). Looking for easy maintenance 160mm...
  7. A

    Please help to identify pouch cells - solved

    Got this battery with no idea where it came from, all cells read 3.25v, could be either liion or life, has anyone seen anything like this and can help to identify? I would not want to charge them up to 4.2 without knowing what it is first. Thank you for your help.
  8. A

    26" Rim Suggestions

    Can anyone please suggest a strong 26" 36H 32mm - 35mm rim for an ebike ( MAC Motor ) ? Not expensive, does not have to be the lightest. Thank you.
  9. A

    Please help to identify controller connectors ( pinouts )

    Hi guys, hopefully someone can point me into right direction. I got this 8fun controller that I would like to use on my bike, but I'm not sure what is what ( pinout ) One of the connectors (top) seems to be splittable with additional cable, splits into Display / Throttle / Brake switches I...
  10. A

    Watt or Ah Meter Options?

    Been using CA 2.4 for last 5 years and really like used Ah meter where I know precisely how much juice I have left. Now building my second bike and planning on using S12S with LCD3, however I believe the only measure is the battery bar which is not good enough for estimating range. What are...
  11. A

    How many miles on your e-bike?

    And what's your story? :) Mileage: 6000 Bike: Montague Paratrooper 26" Folding Bike MAC 10T, 9fet Infineon set to 17amps, 14S6P 18650, max speed 32mph, ordered hpc bag for my diy batteries. Started with salvaged laptop cells and now running tesla cells. Amazed that everything is still holding...
  12. A

    Ideas about charging batteries

    I run 2 x 7S6P Tesla 18650 packs on my ebike in series for total 14s6p. Since I ride a lot, Im getting tired taking them off the bike, bringing them inside, charging them and putting them back on the bike, so maybe you guys can share with experience about alternative and more convenient ways to...
  13. A

    Battery Efficiency Question 56v vs 32v

    Allright having a problem here. Two bikes, two different voltage batteries, both ridden the same. The bike with 56v system averages 18wh/m The bike with 32v system averages 30wh/m Am I missing something why there is such a difference? Bike one: Mac 10T in 26" | 15A max | 56v, 8AH = averages...
  14. A

    Tesla 18650 question

    Hi guys, got a tesla module and took it apart, measured some cells, comes up at 3000 - 3050mah - good, however, when discharging at 1A, which is what, like 0.3C, cells do get hot. Does anyone has experience with these cells? I had an impression that I could do at least 1.5C to 2C without them...
  15. A

    Question about Infineon controller

    I am looking to build a fat ebike by using bafang 750w rear hub motor and was wondering if anyone can tell me if 12 FET IRFB3077 INFINEON SENSORED CONTROLLER is going to work with it. I would rather have this one including CA than their controller, just wanted to make sure it' s compatible...
  16. A

    Anyone sells Q100H laced in 26" - US?

    I'm looking to buy Q100H 260 motor already laced in 26" rim, well thats all I need and shipping from China is just crazy, was wondering if anyone knows US company that sells them? Thanks :)
  17. A

    q100h 201 vs 260rpm torque question

    Hi everyone, im looking to build light and stealthy anthem x3 for trail riding and have a question about torque difference between two motors,201 and 260rpm q100h. Maybe someone from the forum has both and can tell me how noticable is it. Is it like 20% maybe 50%? Can it be calculated, lets say...
  18. A

    Cracked gears, help !!!!

    I've noticed minor clicking noise and decided to take apart the motor ( unknown geared clutchless ) and this is what i found!!!!! Axle looks ok, I did not noticed any issues with central gear. Motor has about 100 miles on it only, yes it was brand new. Could it be some manufacturing fault...
  19. A

    Please help to identify this motor.

    Here are the pics: It's looks geared however there is no clutch and it drags like DD motor......
  20. A

    Anyone knows Polaris Vector ebike?

    HI Guys, I have a chance to buy Polaris Vector What kind of motor is it? It looks like geared however it offers regenerative breaking, bike specs also say it's geared, hmmm.....
  21. A

    How to make bike light run from Cycle Analyst aux? - Solved

    My bike is running on 48v and I would like to come up with integrated solution and run my lights from bike battery. CA output voltage is same as my battery - 48v, therefore I guess I need a DC to DC converter? Isn't CA is limited to 500ma and I believe LED's will draw more than that? I'm sure...
  22. A

    Anyone from Palm Beach Co, FL?

    Hi guys, I was wondering who else is building bikes in Palm beach county, would be super cool to see other projects as well. Montague Paratrooper Upgraded 8T MAC 48v20ah - custom laptop cell battery
  23. A

    Battery fuse question

    Hi guys im having an issue with battery fuse heating up for my 48v 20ah custom build liion battery. I was wondering if someone could suggest me a solution. Currently im using 20a fuse but the holder is no good it heats up fairly quickly. I also searched on ebay and could not come up with good...
  24. A

    12s charger suggestion, please? :-)

    Hi Guys, I've recently finished building montague paratrooper ebike and I'm using 12s 14ah battery from 18650 cells that i charge to 4.1v with my hobby charger, however it takes forever and then I need to switch half of the battery at some point and it would be awesome to find a charger that...
Back
Top