Best Lithium Akku 18v 2026

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Last Updated - 03.02.2026

Best Choice

01

RYOBI

RYOBI 18 V ONE+ 5.0 Ah Lithium + Battery RB18L50

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9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Works at full power until the battery runs out
Patented electronics for maximum performance and service life
Overheating protection
Lithium + IntelliCell technology
Battery voltage: 18 V, capacity: 5.0 Ah

79,99 €
02

Bosch

Bosch Akku und Schnellladegerät Starter Set 18V (1x 4,0Ah Li-Ionen-Akku; 1x Schnellladegerät; POWER FOR ALL 18V Alliance)

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9.8

Exceptional

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Main highlights

Powerful 4.0 Ah battery: no memory effect, no self-discharge - always ready to use thanks to lithium-ion technology
Power for all battery and charger suitable for all Bosch Home & Garden devices of the 18 volt system
Power for all alliance: 1 battery, 10+ brands, 150+ devices
Long battery life - Ideal for extensive projects such as hedge trimming, grinding and sawing to keep your DIY project running smoothly
Box contents: 1x 4.0Ah 18V battery, 1x charger AL 18V-44, box

44,99 €
Value for Money

03

BLACK+DECKER

Black+Decker Li-Ion Slidepack Battery (18 V 2.0 Ah, Suitable for All Black+Decker 18 V Garden Tools)

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9.6

Exceptional

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Main highlights

UNIVERSAL CHARGING FLEXIBILITY: The fast charging battery can be quickly recharged with any BLACK+DECKER charger of the same voltage, so you don't have to buy additional chargers. This is convenient and cost-effective, especially if you already own other BLACK+DECKER 18V tools.
No memory effect: unlike older battery types, this lithium-ion battery can be recharged at any time without reducing its total capacity. This is important as it extends the life of the battery and ensures you always get the most out of every charge.
Low self-discharge for comfort of use: The battery keeps its charge for extended periods of time even when not in use thanks to minimal self-discharge. This makes it perfect if you need a battery for occasional use as your tools are ready to use even after weeks or months of storage, saving you time and hassle.
LONG LASTING, FADE FREE PERFORMANCE: Advanced lithium-ion technology delivers consistent, reliable performance throughout the entire charge of the battery, so your tools won't slow down when the battery runs out. This means you can work efficiently from start to finish without frustrating performance degradation.
LIGHTWEIGHT AND ERGONOMIC DESIGN: The compact, lightweight design makes it easy to handle your tools and reduces fatigue during longer tasks. This means that you can work comfortably for extended periods of time, whether you are drilling, cutting or trimming.
EASY, TOOL-FREE INSTALLATION: The simple clip-on design allows you to quickly attach or remove the battery from your tools at the touch of a button. So you can replace the batteries quickly and effortlessly, so you can continue working without interruption.
COMPATIBILITY WITH THE POWERCONNECT SYSTEM: As part of the BLACK+DECKER PowerConnect system, this battery is interchangeable with over 30 different 18V BLACK+DECKER tools. This is a great advantage as you only need one battery type for a variety of tools, saving you money and reducing clutter.

29,99 €
04

Dosctt

Dosctt BL1518-XJ 18V 3.0Ah Replacement Battery for Black Decker 18V Battery BL2018-XJ LB20 LBX20 LBXR2020-OPE LBXR20B-2 LB2X4020 LST220

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The products are CE and Rohs certified and tested by the manufacturer to meet or exceed OEM specifications; the integrated chip prevents overcharging and self-discharge, provides protection against short circuit and DC voltage switching
Replacement for Black Decker 18V lithium-ion battery BL1518-XJ BL2018-XJ LBXR20 LB20 LBX20 LBXR2020-OPE LBXR20B-2 LB2X4020 LB2X4020-OPE LST220 batteries; compatible with all battery-electric batteries. Tools for Black Deck18 V
Quality: the integrated chip made of high-quality battery cells protects the battery and extends its service life, without any memory effect
Features: battery type: lithium-ion, voltage: 18 volt, capacity: 3000 mAh, replacement battery for Black Deck battery 18 V, so you can work more efficiently

26,99 €
05

DASNITE

DASNITE 2 x Batteries LBXR20 18V/20V 3.8Ah Lithium Replacement Battery for Black & Decker 18V Battery LBX20 BL2018 LBXR20B LBXR20-OPE LBXR2020 LBXR20 LB20 LB2X4020 for Black & Decker 18V Battery

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9.2

Excellent

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Main highlights

CUSTOMER SERVICE: We offer a wonderful shopping experience. If you have any problems, please contact us via Amazon. We will solve your problem within 24 hours
Specifications: Battery type: lithium-ion. Voltage: 18 V. Max. 20 V, capacity: 3.0 Ah, quantity: 2 pieces, replacement for Black & Decker 18 V
Safety: Our battery is CE, RoHS certified, built-in overcharge, over-discharge, over-voltage, over-current and overheating protection
High quality: high-quality material housing, strong and durable, without content of toxic and harmful substances. Longer runtime and battery life
Compatibility: replacement battery for Black & Decker LBXR20, LBXR20B, LBXR20-OPE, LBXR2020, LBXR20, LB20, LBX20, LBX20, LB2X4020, BL2018 tools and more

32,99 €
06

PDstation

PDstation LB2X4020 5.0Ah 18V/20V Replacement Battery for Black + Decker 18V Battery 20V Max Li-ion Compatible with Black + Decker Battery 18V BL2018 BL2018-XJ BL1518 BL4018 LBXR20 LBXR2020

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Quality Assurance Equipped with multiple protection functions to avoid deep discharge, incorrect voltage, overload, short circuit and internal overheating. In addition, the battery can be charged at any time, has no memory effect and is very comfortable to use.
Product information: includes 1 pack replacement for BLACK+DECKER 18V batteries. Type: Lithium-ion | Voltage: 18V | Capacity: 5.0Ah/5000mAh | Brand New | Rechargeable | High capacity battery for longer runtime.
Environmentally friendly materials: the BLACK+DECKER replacement battery is made of environmentally friendly materials, has over-temperature protection, is heat resistant and can be used as a cost-effective replacement for the original battery.
Customer Service:We provide 12 months quality service and 7*24 hours online at any time. Any problem, please feel free to contact us. Please click on the "Ask a question" on our storefront or in "YOUR ORDER" options click on the "Contact Seller". We will solve your problems within 24 hours. We hope you can enjoy our products.
Compatibility: Compatible with Black & Decker 18V Battery 20V Max BL2018 BL2018-XJ BL4018 BL1518 LB20 LBX20 LBXR20 LBXR20B LBXR20-OPE LBXR2020 LBX4020 LB2X4020 LB2XLB2X220-OPE LB2X4020-OPE 100% compatible with B&D 18V Li-ion charger.

29,99 €
07

BLACK+DECKER

Black+Decker Smart Tech Battery (27Wh, 18V, 1.5Ah - For BD / EGBL / EGBHP / EPL / ASD / ASL / Multievo - With USB Charging Port), black, BL1518-XJ

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

WIRELESS DESIGN Wireless design provides maximum freedom of movement and flexibility when working in the garden, household and DIY projects, no more annoying cable clutter - work easily and conveniently
Universal compatibility: the 18 V 1.5 Ah Li-ion battery is suitable for all 18 volt household and garden tools as well as power tools from BLACK+DECKER with the battery platform "Powerconnect", a battery for all devices means less effort and more efficiency in your garden, household and in your DIY projects
State of the art technology: the battery is equipped with the latest technology that prevents overload and overheating, so you can work safely and efficiently without worrying about the safety of your device
Powerful 1.5 Ah battery: with a capacity of 1.5 Ah, this battery offers sufficient power for intensive work, suitable for those who value a long running time and high performance
No self-discharge: thanks to the advanced lithium-ion technology, there is no self-discharge and no memory effect, the battery is always ready to use whenever you need it, suitable for spontaneous work without long charging times
High compatibility: the 18V battery is compatible with a variety of BLACK+DECKER garden tools, power tools and household appliances, a battery for all devices means less mess and more order in your workshop
Good cell management: the battery constantly monitors all functions to ensure good performance, this ensures a longer life and reliable performance with every application
Efficient fast charger: in combination with a fast charger, the battery is ready to use again in no time, suitable for anyone who does not want to waste time and be ready to use again quickly
Box contents: 1 x BLACK+DECKER 18 V 1.5 Ah Li-ion battery, everything you need for efficient and flexible work is included

29,99 €
08

BATTOOL

Pack of 2 3500 mAh LBXR20 Replacement Battery for Black and Decker 18 V/20 V Max 3.5 Ah Li-Ion Battery LB20 LBX20 LST220 LBXR2020-OPE LBXR20B-2 LB2X4020 BL2018 Garden Tools and Home Appliances

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Replacement battery for black and decker: lithium-ion, no memory effects, offers longer running time and improved performance than other batteries.
Quality assurance: This battery uses advanced technology and materials to provide excellent performance and stability. Which can provide a long-lasting power supply for various power tools. At the same time, the voltage and current of the battery have been optimised to ensure that you achieve the best performance and efficiency during use.
Friendly after-sales service: We promise a 30-day refund and one year return or exchange. If you have any questions, please contact us in time, we will answer emails within 24 x 7 hours.
Easy installation and removal: the replacement battery has the same size and function as the original battery. It provides long-lasting performance and durability. Installation and removal is easy if you follow the correct operating instructions.
Compatibility for Black and Decker: This battery is suitable for all Black and Decker Li-ion battery devices (handle saver, hedge trimmer, leaf vacuum cleaner, trimmer) and chargers. Includes LST201, LBXR20, LB20, LBX20, LBXR2020-OPE, LB2X4020, LBXR20B-2, BDCDMT120, CHH2220, LDX120C, LDX120SB, LGC120, LHT2220, LST120. 0, LST20020, LSW20, GKC1825L20-QW, BHFEV182C-QW (Note: Not compatible with NiMH 18V HPB18 batteries)

30,33 €
09

Einhell

Original Einhell Starter Kit Battery and Charger Power X-Change Volks.Battery, Lithium Ion, 18 V, 4.0 Ah Battery and Quick Charger, Suitable for all Power X-Change Devices

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The rubberised housing of the battery provides a high level of shock protection and a firm grip. Built-in recessed grips make it easy to remove the battery. The charger is already prepared with built-in hanging loops for wall mounting. The maximum charging time with fast charging technology is 75 minutes.
The multifunctional Power X-Change battery system, which can be combined with one another, is suitable for cordless tools from the entire product family in the garden and workshop area. The battery system can be used universally for all devices in the Power X-Change series.
The high-quality lithium-ion cells resist battery-standard self-discharge and can be recharged during any phase without damage.
The Einhell 18 Volt 4.0 Ah PXC Starter Kit is the most powerful set in the product family, featuring a powerful 4.0 Ah battery and a PXC series charger.
Einhell's proactive battery and intelligent charging management ensures maximum safety in operation, as well as during the charging period. All battery parameters are monitored by the available components.
During charging, the cycle is continuously monitored to ensure the optimum mode. Battery life is significantly extended by the situationally adjusted charging cycles.
A three-level LED charge indicator on the battery shows the current energy reserves. The 6-stage charging system shows the current charge level in real time during the charging cycle.

29,99 €