Bonacell 8000mAh Replacement for Ryobi 18V Lithium Battery and Charger
Quick take
This Bonacell bundle is an 18V lithium-ion replacement battery (8000mAh, 144Wh) plus an 18V fast charger for Ryobi ONE+ cordless tools and compatible battery models. It’s a practical pick if you need a spare battery and want faster turnarounds when you’re working. The main buying caveat is fit feel, since some users note the replacement battery is a bit thicker than certain older packs.
Pros and cons
Pros
- 18V 8000mAh lithium-ion capacity, aimed at longer run time between swaps
- Includes an 18V fast charger with universal AC input (100V-240V)
- Battery has an LED charge-level indicator and built-in protection features
- Multiple buyers report good charge retention and reliable charging
Cons
- Battery may be slightly thicker than older batteries, making disconnecting feel different
- Charger is intended for lithium-ion batteries, not Ni-MH/Ni-CD packs
- Compatibility depends on matching Ryobi 18V ONE+ battery models listed for this replacement
What buyers think
Buyer-review evidence is limited but consistent across the available snippets: people primarily focus on performance, charging convenience, and whether the fit is correct. Several reviews describe the battery holding a good charge and working without issues, and others highlight the usefulness of the LED charge indicator. There is also at least one report of a defective unit that was handled through customer support, suggesting the brand may be responsive when problems occur, though broader reliability patterns are hard to confirm from the limited sample.
What you get in this set
This kit combines two core pieces: an 18V rechargeable lithium-ion battery rated at 8000mAh (144Wh) and an 18V fast charger. It is intended as a replacement solution for Ryobi 18V ONE+ tools, not a universal battery for every brand. The charger is described as using advanced charging technology and a universal AC input (100V-240V), which can be useful if you travel or work across different outlets.
Key specifications that matter for daily use
Battery capacity and voltage
- Voltage: 18V
- Capacity: 8000mAh
- Power rating: 144Wh
Higher capacity batteries generally help you run longer between swaps, especially for heavier-duty tasks like drilling through dense materials or sustained cutting. If your current Ryobi 18V batteries feel like they drain too quickly, the 8000mAh rating is the most direct reason to consider this set.
Charging speed and what the charger supports
The charger is positioned as a fast charger and is listed as charging compact batteries in about 1 to 2 hours or less. It’s also specified as compatible with 18V lithium-ion batteries. If you still own older Ni-MH or Ni-CD packs, this charger is not meant for them.
Battery protection and charge indicator
- LED charge-level indicator so you can check status quickly
- Protection features including over-charge, over-discharge, over-voltage, over-current, and over-heating protection
These features are designed to help the battery and tool manage everyday use safely and consistently, and the indicator can reduce guesswork on when to swap batteries mid-project.
Compatibility checklist (important)
Compatibility is the make-or-break factor with replacement Ryobi batteries. This model is marketed as compatible with Ryobi 18V ONE+ and specific battery replacements, including listed options such as P102, P103, P104, P105, P107, P108, P109, P122, and several named code variants. It’s also indicated to work with chargers for compatible Ryobi 18V systems.
Before buying, compare the battery model number currently on your pack (and, if relevant, the charger you’re using). If your tool uses a different Ryobi platform or a different battery family, this set may not fit or work as intended.
Pros and cons in plain English
When this set is a good fit
- You want an extra 18V battery for Ryobi ONE+ tools and need a higher capacity option (8000mAh)
- You prefer a kit that includes both the battery and charger so you can start using the battery quickly
- You value a visible charge indicator for planning your work sessions
- You need a charger with universal AC input (100V-240V)
When you should think twice
- You’re replacing an older battery and really care about exact physical feel, since some users report the battery can be slightly thicker
- You’re trying to charge Ni-MH or Ni-CD batteries, because this charger is for lithium-ion
- You’re unsure your existing Ryobi battery model matches the compatible list
Verdict: should you buy the Bonacell 8000mAh set?
If you already own Ryobi 18V ONE+ tools and you’re looking for a spare 18V battery paired with a fast charger, this Bonacell set is a straightforward option. The battery’s 8000mAh capacity and built-in protection features align well with typical replacement-battery goals, and the LED indicator is a practical convenience. Just double-check battery model compatibility and be aware that some users notice a thickness difference versus older packs, which may affect how the battery snaps in and out.
FAQ
Is this battery and charger compatible with Ryobi 18V ONE+ tools?
It’s intended for Ryobi 18V ONE+ battery systems and is marketed as compatible with specific Ryobi 18V battery models. Match your existing battery model number to the compatible list before ordering.
How fast does the charger charge the battery?
The charger is described as charging compact batteries in about 1 to 2 hours or less. Actual charging time can vary based on battery size and conditions.
Does the battery have a charge indicator?
Yes. The battery includes an LED charge-level indicator so you can see remaining charge status at a glance.
Can this charger charge Ni-MH or Ni-CD batteries?
No. The charger is specified for 18V lithium-ion batteries, not Ni-MH/Ni-CD battery types.
Is the replacement battery a different size than older Ryobi batteries?
Some buyers report the battery being slightly thicker than older packs, which can make disconnecting from certain tools or chargers feel different. If physical fit is a big concern, consider comparing dimensions or reviewing compatibility with your specific tool.
Specifications
| Product Title | Bonacell 8000mAh Replacement for Ryobi 18V Lithium Battery and Charger Combo Compatible with Ryobi 18 Volt ONE+ Battery 102 P103 P104 P105 P107 P108 P109 P190 P191 P122 |
|---|---|
| Category | Electronics > Household Batteries, Chargers & Accessories > Battery & Charger Sets |
| Brand | Bonacell |
| Manufacturer | Bonacell |
| Model Name | P108+Charger |
| Built-In Media | Speakers |
| Warranty Description | 12 months |
| Compatible Phone Models | 1 |
| Item Dimensions | 2 x 2 x 5 inches |
| Item dimensions L x W x H | 2 x 2 x 5 inches |
Available variants
Color
- Green B
- Green C
- Green A
- Green D
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