I’ve bought a lot of battery packs from Lunacycle over the last year but none that have impressed me as much as the Samsung 21Ah 48v 30Q pack available here for $739 + $40 shipping. This pack is unusual mostly in the way that the cells are stacked into a long skinny rectangle that measures a…
The most common reason for DIY ebike battery failure is damage due to improper mounting. Frame packs connect directly to the frame of your bike and generally do not require extensive shock or waterproofing. If the battery is in a triangle bag, in a rack bag, in a backpack or bouncing around anywhere else loose on…
In case you’ve been hibernating and missed it, something absolutely phenomenal has been happening with Lithium batteries in the last several years. The performance and weight have been increasing by leaps and bounds driven by the power tool, laptop and electric car industries. The 18650 cell formats have gotten incredibly stable and the energy density…
I’ve built dedicated commuters before like Orange Crush and Death Trap 2000, but I wanted to build a fat tire bike cruiser that would easily hit 35mph and still be able to climb any hill with ease. While surfing the internet for the coolest fat bike I could find I stumbled on the Soul Stomper with a Sturmey…
This article goes over some of the highlights of what happened in 2015 and what we can look forward to in 2016 with Electric Fatbikes. Bafang’s BBSHD 1000W middrive kit was released for 68-120mm bottom bracket bikes For the last 2 years the only way to get a BBS02 on most fat bikes (other than ones…
I’ve read plenty of articles and read lots of posts of people who have had serious problems with cheap Chinese chargers and Lithium Batteries on the Internet but I never thought it would actually happen to me. Dealing with Hobby King Lipos was pretty sketchy so I ended up settling on the LifePo4 chemistry for all…
Of the 6 e-bike batteries I’ve bought online, I believe that only 2 of them have actually been shipped quasi-legally. This article is about how your vendor is supposed to ship you batteries and why the often don’t. Eventually, this skirting of the law is going to get the e-bike business into big trouble, but…
Remember when you found out there was no such thing as Santa Claus? Or all those Birthdays that came and went where no one gave you any Lego, even though that was all you really wanted? Or how about the first time (and only time) you watched Star Wars – The Phantom Menace. That’s pretty much…
I’ve been friends with Roshan of Biktrix since way back when he started the first Kickstarter campaign for the Juggernaut almost a whole year ago. Our friendship has grown over the months, mostly because he is the only one who will ever return my emails. Roshan is one of us, a builder and innovator who…
So you’ve been using whatever ebike power connector that you’ve been using for the last several years. All your chargers have it, your motors have it, and your batteries have it. You haven’t had that many problems with the setup you’ve been using, so where is the motivation to change? This article will discuss the…
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