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🔋 Power your precision with Shentec — never settle for less!
The Shentec 3000mAh 12V Lithium-Ion Replacement Battery is engineered for Dremel cordless tools including models 8200, 8220, and 8300. Featuring high capacity and no memory effect, it ensures longer runtime and consistent power output. Certified for safety and fully compatible with original batteries, it’s the smart upgrade for professionals demanding reliability and peak performance.


| ASIN | B07F9VRYR2 |
| Amperage | 3 Amps |
| Antenna Location | Power Tool |
| Battery Capacity | 3000 Milliampere Hour (mAh) |
| Battery Cell Composition | Lithium Ion |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 180 Grams |
| Best Sellers Rank | #97,296 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,130 in Cordless Tool Battery Packs |
| Brand | Shentec |
| Customer Reviews | 4.5 out of 5 stars 362 Reviews |
| Item Weight | 0.15 Pounds |
| Manufacturer | Shentec |
| Model Name | B812-02 |
| Model Number | Dremel B812-02 |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Recommended Uses For Product | Power Tool |
| Reusability | Rechargeable |
| UPC | 732515129425 654070820473 |
| Unit Count | 1 Count |
| Voltage | 12 Volts |
N**K
Works well with Dremel saw!
Good battery. Reasonable service time.
A**T
Good Alternative to OEM
My OEM battery has gotten to where it won't hold a charge, so I needed something. I decided to take a chance on this alternative brand. Price was good and with Amazon's return policy I didn't have much to lose. Several months in now and it's holding up well. I think it has better capacity than the OEM.
A**K
works perfectly
this was a perfect replacement battery for my tool
K**R
3000mAh looks like a lot, but is it?
Fit properly, and price was right, but capacity is somewhat low. I expected a little more use before recharging. I had to put my project aside to recharge the battery.
L**L
Perfect!
This is a great battery and lasts longer than the OEM!
H**R
Very happy with this purchase so far.
I use and abuse my Dremel often. It was purchased about 6 years ago and I was never all that happy with the the original battery life. This has degraded more over time as is common with Lithium ion batteries so I decided to replace it. Out of the box, this has performed well with substantially improved battery battery life. Since this is new at this point I can't make any claims about it's durability, however I am very pleased with it so far. For $20 US, I think it's an excellent value.
J**E
Good value
Needed spare for my Dremel rather than waiting for recharge. works same as orignal, hoping for long life.
M**E
It fits the lod style Dermel 8220
Greetings, You'll find that I rarely review a product. In 2020 I purchase a Dremel 8220 rotary tool, It is a great tool! It only came with 1 battery & I needed a second. This battery was 1/2 the price of an OEM battery so I purchased it. It seemed to have about the same run time as the 2 amp. Dremel battery. Now it is 4 years later & it is dead. The Dremel battery is still going great! Here is the problem with Demel tools in general, I have this rotary tool & a Saw-Max. Dremel has discontiued both tools. They no longer support them. No OEM batteries of blades. I must now by everything aftermarket! I will not buy any more Dermel tools!
B**Y
Spare Battery
Works well. Fast shipping. Matches OEM.
Trustpilot
2 months ago
2 weeks ago