Best Lithium Akku 18v 2026

Advertising Disclosure

Last Updated - 27.03.2026

Best Choice

01

Einhell

Einhell PXC Twin Pack 4.0 Ah Power X-Change Volks.Battery (Li-Ion, 18 V, 2 x 4.0 Ah, Suitable for all PXC Devices, Proactive Battery Management, Situational Adapted Charge Cycles

Show more
9.7

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.

Show more
Main highlights

The charging status can be read at a glance: The three-stage LED-system provides the constant possibility of charge control.
The Einhell PXC Twin-pack 4.0 Ah battery consists of two universally applicable 18 volt batteries from the Power X-Change range and offers double power for all devices in the innovative system series.
Maximum safety is provided by Einhell's proactive battery management and all parameters of the battery are always monitored by the most modern components.
Lithium-ion cells provide more power with immunity to ‘battery-common’ diseases and resist battery self-discharge. The battery life is significantly extended by situationally adapted charging cycles.
A high impact protection and a good grip is ensured by the rubberised housing. Thanks to the adapted recessed grips, the batteries can be easily inserted and removed.

54,89 €
Value for Money

02

BATTOOL

Replacement Battery for Makit Battery 18V 2X 5500mAh Replacement Battery Compatible with 18V Battery with DC18RC Charger Compatible with BL1860 BL1860B BL1850 BL1850B BL1840 BL1830 BL1820 LXT400

Show more

32% Off
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.

Show more
Main highlights

Multiple protection: the battery, no memory effect, can be charged or discharged if necessary without loss of capacity. Deep discharge, overcharge, overload and short circuit for longer battery life.
High quality: high-performance battery cells to ensure that all batteries have efficiency, reliability, safety and quality.
Box contents: 2 x 18 V 5500 mAh BL1830 replacement battery + 1 x charger and 1 x user manual (English language not guaranteed)
About the charger: Input voltage: 100V~260V, 50-60HZ, output voltage: 14.4V~18V, charging current: 4A | Compatible with DC18RD DC18RC DC18SF charger, suitable for 14.4V-18V lithium-ion batteries BL1830 BL1840 BL1850 BL1850 BL111 860 BL1815 BL1430 BL1450 BL1440 etc.
About the battery: Battery type: Li-ion; Voltage: 18V; Capacity: 5.5Ah | Replacement for 18V batteries BL1860, BL1860B, BL1850, BL1850B, BL1840, BL1840B, BL1830, BL1830B, BL1815, BL1825, BL1835. , BL1845, 194205-3, 194309-1, LXT400

54,70 € 79,99 €(32% Off off)
03

BLACK+DECKER

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

Show more
9.2

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.

Show more
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

BATTOOL

5500 mAh Replacement Battery for 18 V 5.5 Ah Li-ion BL1850 BL1850B BL1830 BL1860B BL1845 BL1835 BL1815 194205-3 LXT-400 BL1860 with LED Tool Battery

Show more
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.

Show more
Main highlights

· [Fully Compatible] 18V replacement battery, 100% compatible with BL1860B BL1860 BL1850B BL1850 BL1840B BL1840 BL1830B BL1830 BL1820 BL1815 BL1825 BL1835 BL1845 194205 -3 194 309-1 194204-5 1966399 0196673-6 LXT-400
Quality assurance: This product has built-in overcharge, over-discharge, over-current and overheating protection. The ECP function automatically reduces the output power when overload, overheating or deep discharge occurs. It provides short circuit protection and continuous voltage switching. Do not charge the battery immediately after use.
Intelligent LED light: Light reminder, LED indicator light helps monitor battery performance, avoid overuse and extend battery life.
High-quality battery: Our batteries have been professionally developed and extensively tested by manufacturers to ensure full compatibility with your 18V tools. They can be quickly charged to full capacity and are the perfect replacement for the original battery.

23,99 €
05

HavenHarmo

18 V 5.0 Ah Replacement Battery for Bosch Home and Garden Tools, 2 x 18 V Lithium-Ion Battery Compatible with Bosch PBA PSB PSR

Show more

24% Off
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.

Show more
Main highlights

Replacement battery with large capacity 5000 mAh battery used for the Gloria / Gardena / PBA / PSB / PSR 18 V system. Compatible with Bosch 18V tools Home and Garden, delivers powerful power for tools
Reliable safety: the built-in safety technology ensures protection against overcharging, over-discharge, overheating, over-current, over-voltage and short circuit, thus protecting your power tools
Note: Please allow the battery to cool for 5-10 minutes before charging to ensure the life of the battery and safety.
Flexibility and comfort: flexible use on various devices as a replacement battery. Suitable for most 18V devices. If you have any problems with the product, you can contact us via Amazon
Charger compatible with AL1830CV AL1880CV AL1810CV AL18815CV (not compatible with the charger AL 18V-44)

33,65 € 43,99 €(24% Off off)
06

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

Show more
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.

Show more
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.

29,89 €
07

BATTOOL

2 x 18 V 8.0 Ah / 8000 mAh for Makita 18 V Li-ion battery BL1850 BL1850B BL1830 BL1860B BL1845 BL1835 BL1815 194205-3 LXT-400 BL18600 with LED LED tool battery

Show more

20% Off
8.6

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.

Show more
Main highlights

Quality guarantee: CE & FC & RoHS. ECP automatically reduces output power in case of overload, overheating and deep discharge. All our batteries are tested by the manufacturer to meet and exceed OEM product specifications.
Quality assurance: This battery uses advanced technology and materials to provide excellent performance and stability. It has a large capacity of 8000 mAh, which can provide 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.
Perfect fit: Professionally designed for original batteries and chargers. The batteries are compatible with your 18 volt tools and can be fully charged quickly.
High capacity battery: 8000mAh high capacity, perfect replacement of the original battery, higher capacity than ordinary 3000mAh battery, faster charging time, longer runtime, battery type: lithium-ion, voltage: 18V.
Fully compatible: This 18V battery is suitable for Makita BL1860, BL1860B, BL1850, BL1850B, BL1840, BL1840B, BL1830B, BL1815, BL1825, BL1835, BL1845, LXT400, 19420. 5-3, 1, 194309-1

39,94 € 49,99 €(20% Off off)
08

Bonadget

2 x 18 V 5.5 Ah / 5500 mAh replacement battery for Makita battery compatible BL1860B BL1850B BL1840 BL1815 BL1860B BL1850 BL1835 BL1845 194205-3 BL1860 BL1890 BL1890 BL1890 BL1111 415 BL1430 BL144 LXT-400 with LED Tool Battery

Show more

19% Off
8.5

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.

Show more
Main highlights

【Warranty】We offer a 30-day money back guarantee, 12-month warranty and customer service that is available 24/7. If you have any questions, please contact us. We will take care of your concern within 24 hours. So buy our products with confidence.
Robust and durable: the battery case is made of wear-resistant and durable ABS + PC plastic. Thanks to its robust construction, the battery is shock and wear-resistant in daily use and can withstand even harsh working conditions. It is the ideal and powerful partner for your 18V battery devices.
Product details: voltage: 18 V, power: 99 W, box contents: 2 x 5.5 Ah replacement battery for Makita 18 V and 1 x user manual (English language not guaranteed)
Intelligent and reliable protection: Bonadget batteries use imported lithium-ion cells without memory effect. The integrated protection circuit prevents overload, short circuit, overheating and overcurrent. FCC, RoHS and CE certified. Protection features include protection against deep discharge, voltage error, overcharge, short circuit and internal overheating. You can charge the battery at any time, the lack of memory effect makes it easy to use.
Battery LED indicator: the BL1860B battery can be residual capacity indicator + self-fail-proof, 4 LED indicators, when pressing the button, the remaining power or charging status is displayed, 2 LED lights flash alternately, informing about the status of the
Applicable model: Compatible with: BL1860B, BL1860, BL1850B, BL1850, BL1840B, BL1840, BL1830B, BL1830, BL1820, BL1815, BL1825, BL1835, BL1860B, BL1845. 19420 5-3,194309-1,194204-5,196399 -0, 196673-6, 194205-L1845 BL1890 BL1415 BL1430 BL1440 BL1835 194205-3 LX; T-400 etc.

36,50 € 45,19 €(19% Off off)
09

RYOBI

Ryobi RC18120-113 ONE+ 18 V 1.3 Ah Lithium-Ion Battery, green, RB18L20

Show more
8.4

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.

Show more
Main highlights

Overload protection protects the battery from overload, thus increasing the service life
IntelliCell single cell monitoring for maximum battery performance and increased life
Compatible with all 18V ONE+ power tools and garden tools
Battery capacity (Ah): 2.0
/

29,00 €
10

Bosch

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

Show more
8.3

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.

Show more
Main highlights

Quick charge function - after 59 minutes, a 4.0Ah battery is fully charged. The LED indicator informs the user at any time of the current charging progress
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

44,89 €