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Review on Tenergy 10 Pack AA NiMH ๐Ÿ”‹ Rechargeable Batteries with 2000mAh Capacity and Easy-to-use Tabs by Terence Vaz

Revainrating 4 out of 5

Battery replacement saved $100

These batteries were purchased to replace an Electrolux handheld vacuum. The motor is 12v, so 10 of these 1.2v cells are connected in series. The 10 cells were arranged in 1 group of 4 in the handlebar and 3 groups of 2 in the bracket around the motor, which made the soldering connections a bit cumbersome and tedious. Attached solder lugs make them the perfect product for this application. Despite being the same size (AA) as the original, they are rated at 2000mAh compared to the originals which were only 1300mAh. That means a 50% longer running time. The results are excellent, the vacuum cleaner hasn't sucked that hard in a long time, the motor is significantly faster and sounds powerful. It is too early to tell how long new batteries will last or how many charge/discharge cycles they will withstand before starting to degrade. Hopefully a few years.

Pros
  • Best in class
Cons
  • I will add later