18V 5500mAh Replacement Battery for Ryobi One+
Product description
At a glance
This pair of 18V 5500mAh lithium-ion replacement batteries offers extended runtime for Ryobi One+ cordless tools. Designed as direct replacements for several Ryobi part numbers, the pack aims to keep drills, impact drivers and garden tools running longer between charges while maintaining stable power delivery.

Technical details


- Name: 18V 5500mAh Replacement Battery
- Type: Li-ion Battery
- Voltage: 18V
- Capacity: 5500mAh
- Compatibility: Compatible with Ryobi RB18L50, P108, RB18L40, RB18L25, RB18L15, RB18L13, RB18L12, P102, P103, P104, P105, P106, P107
- Certification: FCC, CE, RoHS

Why it makes sense
These batteries include multiple protection circuits against over-discharge, incorrect voltage, overload, short circuit and overheating, according to the manufacturer. That adds a degree of safety when using the pack with compatible Ryobi tools, and the cells are claimed to have no memory effect so you can charge whenever convenient. A minor caveat is that exact run time will depend on the tool and workload, so expect variation between drilling and lawn care tasks.



How to use it
Fit each battery into the tool until it clicks and follow the tool manufacturer’s guidance for charging. For best practice, store the batteries in a cool, dry place and avoid prolonged exposure to high temperatures. It’s a good idea to rotate batteries if you use tools frequently, to maintain usable charge across jobs. It’s a good fit if you need straightforward extended runtime without OEM pricing, and you’ll like it if you already own Ryobi One+ tools and want a spare pair for heavy projects.

What’s included
The pack contains two 5.5Ah replacement batteries compatible with Ryobi One+ and a user manual. A 12 month warranty is provided alongside customer support for queries.
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