Dave
Is The Surron Ultra Bee Battery Rebuild-able? No.
Finally had the opportunity to tear down a UB stock battery and the results: the pack is not rebuild-able. The pack contains pouch cells...
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Dave
- Jul 8
- 1 min
Kudos to Juiced Ebike!
I was pleasantly surprised when I opened up a 52v 13Ah Juiced Ebike pack last week. The construction and build quality was top notch with...
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Dave
- Jul 3
- 1 min
XXX Tear down
First XXX pack came in this week and I must say, the engineering on this thing is pretty insane. Gotta give kudos to Greenway for another...
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Dave
- Jun 11
- 1 min
Rise up, great Talaria core!
After busting my knuckles one too many times, I put together a Talaria core extractor and I just love the visual of the lithium cell...
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Dave
- Apr 28
- 1 min
The ugly side of the green energy movement...
I'm starting to see the dark side of the EV vehicle industry up close and personal. We're getting a glimpse of it on a small scale with...
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Dave
- Mar 24
- 1 min
It's Talaria and Surron Battery Rebuilding Season...
Well, as expected the calls are starting to pour in for dead Talaria and Surron battery packs. We had 7 calls just last week! While we're...
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Dave
- Jan 20
- 1 min
Printing Prototypes
The refinement process of the prototype cell holders is slow, but steady. Overall, I'm happy with the PETG prints, though getting the...
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Dave
- Dec 18, 2023
- 1 min
Kilos of PETG and weeks of printing prototypes...
Wow, so many hours of prototyping. Make a tweak, reprint, adjust some features, reprint, lather, rinse repeat. We have a whole pile of...
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Dave
- Dec 8, 2023
- 1 min
Our First Production Talaria Battery
Well, after tearing apart and repairing too many battery packs to count, it's time to design and build a pack of our own. Since we're...
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Dave
- Nov 28, 2023
- 1 min
LG21700 Cell Temperature Specs
There seems to be a lot of confusion out there about the Talaria and Surron battery packs. Per the manufacturer's specifications, these...
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Dave
- Nov 13, 2023
- 2 min
Chi Gladiator 60v Repair
A customer brought in a Chi Gladiator 60v 60Ah battery pack for repair. The pack was at 15% SOC, the display would not light, and the...
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Dave
- Nov 2, 2023
- 1 min
Unbypassing a Bypassed Surron Battery
We had a couple of Surron batteries come in and the customer asked if we would unbypass them. That has to be a first, but, yeah, we can...
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Dave
- Oct 27, 2023
- 1 min
Lots of silicone goop...an indicator of poor build quality.
I recently had the opportunity to repair another QuietKat ebike battery and I have to say that the build quality on these battery packs...
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Dave
- Oct 18, 2023
- 2 min
Talaria Sting MX3 coms between BMS and BTLE module
Update as of 10/23/23 - Greenway reached out to me and informed me that there is a newer version of the app that will actually display...
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Dave
- Oct 13, 2023
- 2 min
Your Talaria Bike Battery IS going to die!
Something we emoto riders don't think about too much is that we're using a chemical energy storage system (battery) with a finite...
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Dave
- Oct 12, 2023
- 2 min
BMS = Battery (Blowup) Management System
If you've had any experience with ebikes, you may have heard the term BMS. This acronym stands for Battery Management System and the job...
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Dave
- Oct 5, 2023
- 1 min
768 Spot Welds...
There are 768 spot welds in a Talaria MX3 battery pack. I know, some of you are thinking - wow, how do you handle that? Well, the truth...
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Dave
- Sep 29, 2023
- 1 min
Professional Spot Welder = Joules of Energy!
There are folks out there who are attempting to rebuild battery packs with cheap, imported spot welders. We have done extensive testing...
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Dave
- Sep 26, 2023
- 1 min
How to destroy your ebike battery in one easy step!
We're seeing a lot of completely dead battery packs come in and I suspect that they have not been maintained over the winter; this is a...
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