★★★★★ 4
Easy to use.
Size: 2+6+1+12 Pack
They work very well.
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Reviewed in the United States on March 8, 2026
![Marka 7.4v 2S - 70C 405MAH LIPO BATTERY PACK - JST-PH [Marka] MRK-LI405](https://cdn.shopify.com/s/files/1/0683/9825/2271/files/mrk-li405.jpg?v=1736452795 "Marka 7.4v 2S - 70C 405MAH LIPO BATTERY PACK - JST-PH [Marka] MRK-LI405")
Marka 7.4v 2S - 70C 405MAH LIPO BATTERY PACK - JST-PH [Marka] MRK-LI405
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Marka 7.4v 2S - 70C 405MAH LIPO BATTERY PACK - JST-PH [Marka] MRK-LI405Description Marka batteries are of high quality and have been developed using the most modern technologies available. They are "Top level" batteries for use in the world of racing at professional levels. These batteries have a high voltage level under load, with a low internal resistance. Specification Voltage: 7. 4V (2S) Capacity: 405mAh C rate: 70C Cable: 22Awg Plug: JST PH Type: Rectangular Size: 44 x 20 x 12. 9mm (Length x Width x Height) Weight:
Quick Dispatch:
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Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.7 ★★★★★
Based on 2365 reviews
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Product Reviews
★★★★★ 5
Not so good
Size: 2+6+1+12 Pack
These placement filters are not as good as the original. They seem to hold onto the debris & don't release it into the reservoir. I clean the filter & reservoir after each use & always find the filter full & the reservoir nearly empty.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 24, 2025
★★★★★ 5
Well priced
Size: 1+6+6 Pack
Very economically priced set of replacement parts for Eufy RoboVac 11S Max
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 25, 2026
★★★★★ 5
Perfect fit
Size: 2+6+1+12 Pack
This is the second time I have ordered replacement parts for my Eufy robot vac. They fit perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 3, 2025
★★★★★ 5
Good value replacement parts package
Size: 2+6+1+12 Pack
Purchasing the Replacement Parts for my Eufy RoboVac 11S Max has proven to be an excellent value for the cost. The kit, which includes brushes and a filter, has significantly extended the life and maintained the efficiency of my vacuum. It's reassuring to know that I can keep my RoboVac performing at its best without the need for costly professional services or a premature replacement of the unit itself. The ease of replacing the parts meant that my vacuum was back to its optimal cleaning performance in no time. For anyone looking to maintain their Eufy RoboVac 11S Max in top condition, these replacement parts are a wise and economical choice.
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Reviewed in the United States on February 28, 2024
