Ryobi 18V 4.0Ah Lithium+ Battery RB1840X
The Ryobi RB1840X 18V ONE+ 4.0Ah Lithium+ battery pack (product code 5133005053, EAN 4892210194718) is a high-capacity power source engineered to strike the ideal balance between long operating runtime, sustained power output, and comfortable handling across all cordless power and garden tools within the Ryobi 18V ONE+ platform. Featuring advanced IntelliCell™ intelligent cell monitoring, it continually balances and manages each individual cell to maximize usable power, working runtime, and long-term operating safety. It integrates an on-board 4-stage LED fuel gauge (100%, 75%, 50%, 25%) for quick remaining capacity checks. Its rugged casing design with integrated impact protection and a well-balanced weight of only 0.7 kg ensure outstanding durability under demanding jobsite conditions. Supplied individually in clear packaging.
Key Features and Construction Advantages
- High-Performance Cell Technology: Provides more power, longer runtime, and superior durability compared to previous Ryobi lithium technologies.
- IntelliCell™ Cell Balancing Technology: Electronic management monitors and balances individual cells to optimize runtime, safety, and battery lifespan.
- On-Board 4-Stage Fuel Gauge: Clear LED indicator lights (100%, 75%, 50%, 25%) display real-time charge level.
- Field-Proven Working Autonomy: Capable of driving up to 1240 screws (4x32 mm with R18DD3 drill) or cutting up to 88 meters of 13 mm plywood (with R18CS circular saw).
- Rugged Impact-Resistant Housing: Casing engineered with built-in impact protection to survive accidental drops and tough workshop environments.
- Universal ONE+ System Interchangeability: 100% compatible with more than 200 cordless tools across the Ryobi 18V ONE+ system.
- Clear Display Packaging: Delivered in original transparent blister packaging.
Technical Specifications
| Commercial Model Name |
Ryobi RB1840X - 18V ONE+ 4.0Ah Lithium+ Battery |
| Part Number / EAN Code |
Part No. 5133005053 / EAN 4892210194718 |
| Nominal System Voltage |
18V |
| Battery Capacity |
4.0 Ah |
| Battery Chemistry |
Lithium-ion (Li-ion Lithium+ with IntelliCell™ management) |
| Number of Batteries Supplied |
1 battery pack (18V 4.0 Ah) |
| Charger Included |
No (charger sold separately) |
| Charge Level Indicator |
4-stage integrated LED (100%, 75%, 50%, 25%) |
| Weight |
0.7 kg |
| Packaging Type |
Clear blister packaging |
| System Platform Compatibility |
All cordless tools across the Ryobi 18V ONE+ ecosystem |
Operating Applications and Field Suitability
| Application Field |
Capabilities & Operating Benefits |
| Garden Care & Landscaping |
Excellent power source for line trimmers, hedge cutters, leaf blowers, and compact chainsaws, providing extended runtime without excessive tool weight. |
| Timber Cutting & Heavy DIY Work |
Supplies consistent current without bogging down circular saws, reciprocating saws, rotary hammers, and angle grinders. |
| Workshop & Structural Assembly |
Ideal for long woodworking sessions, decking construction, repetitive drilling, and heavy fastening without frequent battery changes. |
Operating Guidelines and Battery Care: Charge completely before first use using original Ryobi 18V ONE+ chargers (e.g. RC18115, RC18120, RC18150, RC18180, or RC18240). Avoid leaving the battery pack completely flat during extended storage periods to maintain healthy lithium-ion cell chemistry. Store indoors in dry conditions away from direct heat sources within a temperature range of 0°C to 40°C.
