The generic 48V 10Ah lithium battery may be worth considering as a budget option for your ebike project. This is a compact lithium-ion battery intended for riders who need a battery they can afford.
What You Get
The 48V 10Ah lithium battery comes in a small compact blue unit approximately 9.5 by 2.75 inches and weighs in at just below 4 pounds. The package includes the battery, a 2A charger, and an XT60 connector.
The 18650 lithium-ion cells used in this pack provide high energy density and are very light, however the cycle life is somewhat limited compared to LiFePO4. The manufacturer states that the pack is rated to 1000 cycles and should have a 5-year service life, which is reasonable for an 18650 pack when treated well.
Specs at a Glance
- Voltage: 48V nominal
- Capacity: 10Ah (480Wh)
- Cell type: 18650 lithium-ion
- Connector: XT60
- Charger: 2A included
- Weight: under 4 lbs
- Cycle life: 1000 cycles claimed
- Compatible motor range: 500W to 1000W
Charging and Connector
The included 2A charger charges the battery in approximately 5 hours. Amazon reviewers indicate that the charger has performed without issues and that the battery accepts a charge properly. You can expect to leave the battery charging overnight to completely recharge after a tough ride.
The XT60 connector is a commonly used connector for mid-range ebikes. All of the aftermarket wiring harnesses for controllers and motors typically use an XT60 connector, so if your ebike has a different connector, you will either need to obtain a converter or splice in your preferred connector.
BMS and Cell Quality
There is a BMS built into the pack that provides overcharge, over-discharge, and short-circuit protection. Unfortunately, the amp rating of the BMS is not indicated in the specifications. As such, avoid pushing the pack beyond the 1000W motor limit stated in the specs. The 18650 cells are listed as lithium-ion without a named cell brand, which is typical of all low-cost packs in this category.
Range and Real-World Use
At 480Wh, this pack is at the lower end of the acceptable range for a 48V ebike. Depending on rider weight, terrain, and assist level, you should be able to expect anywhere from 15 to 25 miles per charge in real-world conditions. This makes the 48V 10Ah a suitable battery for commuters who ride a relatively short distance or those who use their ebike for casual trail riding. At this capacity, the pack fits best as a commuter or short-errand battery rather than a touring option. For riders who only need to cover 10 to 15 miles each way on a flat commute at modest assist levels, 480Wh is sufficient and the light weight keeps the overall bike easy to manage.
One of the Amazon reviewers was able to confirm the advertised specs and was satisfied with the purchase. They noted the compact dimensions, the light weight, and confirmed the 2A charger took approximately 5 hours to completely charge the pack.
Who This Battery Is For
In general, this pack is appropriate in a few specific situations. If you are building a budget ebike and need a lightweight 48V pack to get started without a large investment, this pack will serve you well. It also works as a spare battery for shorter rides when you do not want to drain your primary pack.
It is probably not the right choice if you ride hard every day and require the longest possible battery life. The 18650 chemistry and modest cycle life claim mean you will want to consider a LiFePO4 option if longevity matters to you. Browse the full battery comparison table to see how this pack stacks up on price per Wh against the rest of the field.
What Amazon Reviewers Say
Due to the fact that this listing is relatively new, review information is limited. However, the one detailed review indicates that the reviewer found this to be a solid value choice. The reviewer confirmed the pack had the advertised dimensions, weighed in at under 4 pounds, charged in approximately 5 hours, and provided the expected capacity. The reviewer's overall sentiment is positive and they would recommend it for the price.
Since there are no negative reviews currently, it is difficult to determine what kind of longer-term performance to expect. Treat this as a budget experiment and you are likely to be pleasantly surprised. The compact dimensions and sub-four-pound weight make this battery easy to install on nearly any frame, which is a practical advantage for first-time builders and conversion projects where the final mounting arrangement is still being worked out.
Pros and Cons
Pros:
- Very affordable entry price around eighty dollars
- Extremely compact and lightweight at under four pounds
- XT60 connector for easy integration
- 2A charger included in the box
Cons:
- Li-ion cells, not LiFePO4
- Only 1000 cycle claim versus 1500 or more for LiFePO4
- Very limited review history
- Low capacity at 480Wh limits range
FAQ
Is this battery compatible with 48V controllers? Yes, the pack is intended to work with 48V controllers. The XT60 connector is compatible with most common 48V motor and controller setups, so you can usually plug in and ride.
How long does it take to charge fully? Amazon reviewers indicate that the 2A charger will take around 5 hours to fully charge the pack from a low state of charge.
What motors can this battery power? According to the specifications, the pack will power up to 1000W motors. Confirm your controller and motor voltage match 48V before connecting.
How does it compare to LiFePO4 batteries? LiFePO4 packs offer much longer cycle lives of 1500 or more cycles, are more thermally stable, and have longer calendar lives. This 18650 pack is lighter and less expensive upfront but will not last as long under heavy use.
Does it come with a BMS? Yes, all lithium ebike batteries include a BMS for overcharge, over-discharge, and short circuit protection. The exact BMS amp rating is not specified in the listing.
Can I use a faster charger with it? The pack comes with a 2A charger. Using a compatible higher-amperage charger may allow you to charge the pack quicker, but verify that the pack accepts the charger before using a third-party option.
How does this compare to a 48V 20Ah battery? A 48V 20Ah pack provides twice the capacity at roughly twice the weight and a higher cost. If you normally ride 20 miles or less and prioritize a lighter bike, the 10Ah delivers on both counts at a lower cost. If you frequently ride further than 20 miles or prefer some extra reserve, the 20Ah provides that at the expense of added weight and cost.
Can I extend the range by adding a second battery in parallel? Yes. By connecting two batteries of the same voltage in parallel, you will effectively double the total capacity. Two 10Ah packs at 48V yield a total capacity of 960Wh and a range of 30 to 50 miles depending on motor size and terrain. Be certain that your wiring harness accommodates parallel connections and that both packs are at the same state of charge before connecting them.
Is this a good option for a kids' or youth bike build? Yes. Due to its light weight, low cost, and modest capacity, this pack is ideal for smaller ebikes and youth bike builds where a large pack would be unwarranted and unnecessarily expensive. Amazon reviewers recommend it specifically for budget youth bike projects.