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1. N

   Wiring Li-po Batteries without XT-90s?

   My point exactly...I have a 20s4p w/4 batteries in each run. I am new to building ebikes but I have been an Electrician for 40 years. By the time I make jumpers for all of those batteries I would have so many places to look if I did have a problem. By my research a BMS with active balancing...

   • nop
   • Post #6
   • Oct 10, 2020
   • Forum: Battery Technology
2. N

   Wiring Li-po Batteries without XT-90s?

   I did plan on making the connections industrial quality and the box will be lined in 1/4" closed cell foam so I'm not worried about any physical damage. I do plan on labeling everything for easier identification. I really dont have any BMS experience so my real question would be: If I had a bad...

   • nop
   • Post #4
   • Oct 10, 2020
   • Forum: Battery Technology
3. N

   Wiring Li-po Batteries without XT-90s?

   Advise needed: I'm trying to fit as many li-po's as possible into hard case bike triangle battery box and all the bulkiness of XT-90 connectors are becoming an issue. Question: Other than not being able to remove the batteries individually for balance charging...would directly connecting the...

   • nop
   • Thread
   • Oct 10, 2020
   • Replies: 6
   • Forum: Battery Technology
4. N

   72V Lipo Build 70C with 21S?

   The controller is rated for 36-72V. So if I went with the 21s the max charge would be 4V per cell... seems too low of a charge. Probably better to stay at 20?

   • nop
   • Post #3
   • Jun 29, 2020
   • Forum: EBike Build Threads
5. N

   72V Lipo Build 70C with 21S?

   I've decided to give up looking for the more common 4and 5S packs that are pretty much unavailable at rational prices. I plan a 2P using 3-6S with 1-3S which are more available and either disconnect or remove one of the cells for 20 in total. Or, is it possible to run 21S without damaging the...

   • nop
   • Thread
   • Jun 29, 2020
   • Replies: 10
   • Forum: EBike Build Threads
6. N

   CYC X1 Gen 2 5000W

   I ordered my yesterday also and found out they being shipped with the 855. The 800 option at check out had not been updated on the website.

   • nop
   • Post #6
   • Jun 18, 2020
   • Forum: EBike Non-hub Motor Drives
7. N

   CYC X1 Gen 2 5000W

   Thanks Tommm...that is the 3000w... gen 2 is 5000w

   • nop
   • Post #3
   • Jun 17, 2020
   • Forum: EBike Non-hub Motor Drives
8. N

   CYC X1 Gen 2 5000W

   I have heard these are being delivered and have seen unboxing and installs. Does anyone have one of these up and running?

   • nop
   • Thread
   • Jun 17, 2020
   • Replies: 61
   • Forum: EBike Non-hub Motor Drives