Best 18v Akku 2026

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Last Updated - 22.07.2026

Best Choice

01

Bosch Professional

Bosch Professional 18 V, black, 1600A00B8J

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9.7

Exceptional

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Main highlights

Unique Coolpack design for longer battery life: special heat conductive housing to reduce the heat generated inside the battery
Quick charger: the 5.0 Ah battery is ready to use after 35 minutes (80% charged)
Compatible since 2008: All our batteries fit within the respective voltage class into the new and existing Bosch Professional tools.
Box contents: GBA 18V 5.0Ah battery, quick charger GAL 1880 CV

166,45 €
02

Bosch Professional

Bosch Professional 18V system battery GBA 18V 5.0Ah

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9.5

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

Scope of delivery: Battery GBA 18V 5.0ah, carton
Professional 18V system. Ultimate performance. Maximum freedom. All batteries are compatible with new and existing Bosch Professional tools of the same voltage class.
Coolpack technology for up to 100% longer life (see battery without Coolpack)
Compatible since 2008: All our batteries fit within the respective volverse class in the new and existing Bosch Professional Tools.
25% longer mileage (see with 4.0-ah battery)

64,45 €
03

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

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9.2

Excellent

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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.

52,89 €
04

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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9.1

Excellent

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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.

29,85 €
Value for Money

05

BATTOOL

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

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9.0

Excellent

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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 5500 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: 5500mAh 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

49,99 €
06

Bonadget

2 x 18 V 8.0 Ah / 8000 mAh replacement battery for Makita compatible BL1860B BL1850B BL1840 BL1830 BL1815 BL1845 BL1890 BL1415 BL1430 BL1440 BL1835 194205 -3 LXT-400 with LED tool battery.

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8.9

Very Good

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Main highlights

【Warranty】One year & 24 hours warranty & friendly customer service & Unconditional refund or replacement of a new battery if quality problems. If you have any problems with the use:
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: 144 W, new battery, box contents: 2 x replacement battery for Makita battery
Multiple protection: protection functions against deep discharge of the battery, incorrect voltage, overload of the spare battery, short circuit, internal overheating. In addition, you can charge the battery at any time, no memory effect4 very convenient 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 "error diagnosis". Surge protection, no memory effect.
Applicable model: Compatible with: BL1860B, BL1860, BL1850B, BL1850, BL1840B, BL1840, BL1830B, BL1830, BL1820, BL1825, BL1835, BL1860B, BL1845, 194205-. 3,194309-1,194204-5,196399 -0, 196673-6, 194205-L1845 BL1890 BL1415 BL1430 BL1440 BL1835 194205-3 LXT-400 etc.

39,99 €
07

Bonadget

Pack of 2 5000 mAh Replacement Batteries for Ma-Kita Battery 18 V BL1850B BL1850 BL1830B BL1830 BL1860B BL1860 BL1840 BL1835 BL1845 BL1820 LXT-400 Tool Batteries with LED Indicator

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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

【Friendly service】 30 days money back and 12 months warranty, if you have a problem, you can contact us at any time.
Safe to use: The battery has a temperature control function that can automatically turn on the protection function at a certain high temperature, which is safer.
Multiple protection: Built-in protection against overcharging, over-discharge, over-current and overheating, provides short circuit protection and continuous voltage circuit. Protection function against voltage errors and ensures the safety of batteries and devices, without memory effect.
Compatibility: Fully compatible with Ma-kita 18V battery BL1860B, BL1860, BL1850B, BL1850, BL1840B, BL1840, BL1830B, BL1830, BL1820, BL1815, BL1825, BL1835, BL1845. 19420 5-3,194309-1,194204-5,196399 -0,196673-6 194205-3 LXT-400 Tool Batteries
Battery specification: battery type: Li-ion/battery voltage: 18 V / power: 90 W / battery capacity: 5.0 Ah / 5000 mAh; box contents: 2 x 5000 mAh replacement battery for Ma-kita 18 V

45,98 €
08

Bosch

Bosch Professional 18 V System Battery ProCORE18 V 4.0 Ah (in Box)

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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.

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Main highlights

With optimised size and minimal weight, the new cell technology offers the same performance as a 4.0 Ah standard battery
Professional 18V system. Ultimate performance. Maximum flexibility. All batteries are compatible with updated and existing Bosch Professional tools of the same voltage class
Coolpack 2.0 technology ensures 135% longer life than standard batteries thanks to superior heat dissipation
Compatible since 2008: All of our batteries fit into the new and existing Bosch Professional tools within the respective voltage class
Box contents: ProCORE 4.0Ah 18V battery, box

59,00 €
09

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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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.

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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
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 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
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
Box contents: 1x 4.0Ah 18V battery, 1x charger AL 18V-44, box

45,99 €
10

BATTOOL

5.0Ah 18V Battery with Charger Replacement Battery for Makita BL1830B BL1840 BL1850 BL1850B BL1860 BL1860B BL1815 LXT-400, 18V 5000mAh Replacement Battery with Power Supply DC18RC 4A

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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.

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Main highlights

·[Charger Specifications] Input Voltage: 100V~260V || 50/60Hz || Output Voltage: 14.4V-18V || Charging Current: 4A Replaces DC18RC charger, compatible with 14.4V-18V lithium-ion batteries (BL1830 BL1840 BL1850 BL1860 BL1815 BL1430 BL1450 BL1440 etc)
Quality assurance: This product is made of high-quality materials and has integrated overcharge, over-discharge, over-current and overheating protection. The ECP function automatically reduces the output power in case of overload, overheating or deep discharge. It provides short circuit protection and continuous voltage circuit. Do not charge the battery immediately after use.
High-quality battery: Our batteries have been professionally developed and extensively tested by manufacturers to ensure full compatibility with your 18V tools and can be quickly charged to full capacity, perfect replacement for the original battery.
Fully compatible: 18 V replacement battery compatible with BL1860B BL1860 BL1850B BL1850 BL1840B BL1840 BL1830B BL1830 BL1820 BL1815 BL1825 BL1835 BL1845 1845 1845 1845 1. 9420599-3 19430 9-1 194204-5 1 966399 0196673-6 LXT-400
BATTOOL offers you a 12-month warranty, if there are any problems with the product received, we will give you an unconditional refund within 30 days, you can contact us at any time via Amazon, we will help you solve all problems within 24 hours.

49,99 €