Best Akku 8 4 V 2026

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Last Updated - 27.03.2026

Best Choice

01

Traxxas

Traxxas 2926 Rechargeable Battery

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9.6

Exceptional

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power source type hand operated

32,54 €
Value for Money

02

HOOVO

2S LiPo Battery 7.4 V 5200 mAh 80C RC Batteries Hard Case with XT60 Plug Replacement Battery HOOVO for RC Car Truck Helicopter Helicopter Helicopter Truck Boat (2 Pieces)

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9.4

Excellent

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【RC Battery Parameters】Dimensions of the 7.4V Lipo battery (± 2mm): 138 x 47 x 25 mm/5.43 x 1.85 x 0.98 inches (L x W x H); approximate weight (±10g): 250g/8.82oz.
【2S 5200mAh XT60 Specification】 Voltage: 7.4V Capacity: 5200mAh Discharge Rate: 80C Discharge Plug:XT60 Male Hard case Cells: 2S; Configuration: 2S1P; Cell Voltage: 2.7~4.2V; Hoovo 2S Lipo battery is made of lithium polymer material, durable and reusable.
Quick charging: HOOVO 2-cell battery has long-lasting and powerful energy, discharges high voltage instantly, has a long service life (at least 150 times) and an energy density of up to 235 Wh/kg.
Packaging: 2 x HOOVO 2S 5200 mAh 80C with XT60 port lipo batteries; 1 x user manual (English language not guaranteed).
2S RC battery application: 2S lipo battery 5200 mAh 80C XT60 suitable for 1/8 and 1/10 car, Losi, Traxxas Slash, HPI Strada XB 1/10 RTR Buggy, Team Associated, Axial, Tamiya, Duratrax, Jammin, Redcat Racing, Exceed RC, Electri. xRC-, EMaxx, Bandit, Rustler version (only if voltage, dimensions and connections match. Fits)

30,39 €
03

Aofonchy

8.4 V 2400 mAh NiMH Battery Pack with KET-2P Plug, Rechargeable AA Battery for RC Toys, Power Tools, Lighting, RC Cars, Tanks, Robots, Boats, Excavators, Tractor Vehicles

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9.2

Excellent

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【High performance】: NiMH battery can be charged quickly, so you can spend more time on your hobbies. If your original battery is damaged or outdated, this is a perfect replacement. Also ideal as a replacement battery - noticeably extends the playtime of your devices.
【Easy Installation】: Lightweight and portable battery for outdoor use. Simply connect the toy or suitable device to the connection of the battery. Please make sure your device uses the same connector, size and voltage.
Wide compatibility: suitable for RC toys, cars, trucks, tanks, boats, excavators, semi-trailers, vehicles, emergency lighting, power tools and much more. NO MEMORY EFFECT - You can charge the battery at any time without having to fully discharge it first.
Specifications: Battery type: rechargeable AA NiMH, connection: Tamiya KET-2P, voltage: 8.4V, capacity: 2400mAh. High-quality A+ cells ensure longer life and better performance. Compatible only if voltage, size and plug type (Tamiya KET-2P) match.
Customer service: We offer 30 days return or exchange, 12 months warranty and 24/7 email support for the battery. If you have any questions about the product, please feel free to contact us by email - we will reply within 24 hours.

15,99 €
04

Gecoty

Gecoty® 8.4 V 2400 mAh RC Battery, Rechargeable NI-MH AA Battery Pack with USB Charging Cable and KET 2P Plug, for Remote Controlled Toys, Lighting, Power Tools, Household Appliances

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9.1

Excellent

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Easy to install and perfect performance.
Before purchasing, make sure the battery of your device is the same size and connector as shown in the picture.
Battery size: 100 x 51 x 14.5 mm / 3.94 x 2 x 0.57 inches.
As a good replacement for damaged or old batteries.
8.4 V 2400 mAh high-quality Ni-MH AA battery with KET 2P plug.

19,99 €
05

VBILUM

VBILUM 7.4V 1200mAh 8.88Wh Li-Ion Battery for RC Boat 2008 R206 R208 R308 TX123 V003 with Charging Cable (Pack of 2)

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9.0

Excellent

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Weight: 76g; Dimensions: 55 x 37 x 19 mm / 2.17 x 1.45 x 0.75 inches. It can provide stable and lasting energy for your boat. You will be able to enjoy longer running experiences without replacing the battery frequently.
PRODUCT QUALITY Designed with high quality materials and advanced production techniques, this battery provides reliable performance and longevity for continuous fun.
Charger cable: the charging cable can be connected to a power bank, laptop or 10W (5V/2A) adapter. The red light will light up when the battery is charging. Turns off when the battery is fully charged.
Capacity and power: Volts: 7.4 V. Capacity: 1200 mAh. Watt hours: 8.88 Wh Power plug: SM-5P.
Application:7.4V 1200mAh Battery for RC Boat 2008 R206 R208 R308 TX123 V003 If the voltage, size and plug are the same, it can be compatible.

21,99 €
06

Akkuman.de Akkutechnik vom Fachmann

Multipower Lead Battery MP3.5-4 Pb 4V 3.5Ah Faston 4.8 mm

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8.7

Very Good

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Technical data at a glance: system: Pb voltage: 4 volts capacity: 3500 mAh packaging unit: piece connection type: Faston 4.8 mm life according to Eurobat: 3-5 years dimensions (L x W x H): 90 mm x 34 mm x 65 mm Weight: 600 g VdS approval: no
Robust and durable Thanks to the high-quality lead system construction and the robust construction, the Multipower lead battery MP3.5-4 Pb impresses with a long service life of 3-5 years according to Eurobat standard. Its compact dimensions of 90 mm x 34 mm x 65 mm and the light weight of only 600 g make it the ideal energy source for use in a wide range of conditions and in a variety of environments.
Reliable energy for all occasions The Multipower lead-acid battery MP3.5-4 Pb is your first choice when it comes to reliable and long-lasting power supply. Designed for a wide range of applications, this battery delivers stable performance with its 4 volt voltage and 3500 mAh capacity that powers your devices safely and efficiently. Whether used in security systems, medical devices, or as part of emergency power supply, this battery ensures your equipment is always ready to use.
Easy installation The Faston 4.8 mm plug-in system of the battery ensures easy and safe installation. This means that you can quickly integrate the battery into your system or device without needing professional help. The ease of use makes this battery a practical solution for a variety of applications.
Applications: This lead battery is used in a variety of fields, including security systems, medical equipment, emergency power supplies and many more applications that require a reliable and durable power source.

17,19 €
07

Betteryseler

Betteryseler - 1 x 7.4V 2600mAh 18650 2S1P Rechargeable Li-ion Battery, 3C Continuous Discharge Support with 2.54 Pin JST-XH Plug, 19.24Wh/7.8A, Blue, 6.6 x 3.6 cm (19.24

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8.5

Good

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Main highlights

These rechargeable 7.4V Li-ion batteries consist of 2 balanced 2600mAh power supply cells for a total of 7.4V and 2600mAh capacity. The cells are tandem bonded and spot welded to form a protective circuit that provides protection against overvoltage, undervoltage and over-current.
The built-in lithium-ion battery protection chip and equipped with parallel high power MOS can provide a safety guarantee for the high current output of the battery.
Rechargeable 7.4V lithium ion batteries, the battery comes with a 2 pin XH2.54mm plug, 7.4V 19.24W rechargeable battery.
Please note: Before use, please compare the old battery and check the polarity of the battery. Red cable connection positive "+", black power connection cable negative pole "-".
Each cell can provide 3C current, so all together the maximum current you can draw is more than 7.8 amps. This battery pack can provide strong power for 8.4V power tools, mobile speakers and other mobile devices.
2600 mAh 7.4 V Li-ion battery pack

14,79 €
08

vhbw

vhbw Battery Replacement for CEM PT603450-2S for Meter (1,200 mAh, 7.4 V, Li-Ion)

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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

Replacement for CEM PT603450-2S
Powerful replacement battery for measuring technology, rechargeable, each battery cell is tested
Compliance with legal standards, short circuit, overheating and surge protection
Compatible high-performance battery, capacity: 1,200 mAh, voltage: 7.4 V, rated energy: 8.88 Wh, cell type: lithium-ion
Box contents: 1 x replacement battery (rechargeable) | spare parts, replacement batteries and accessories from vhbw

27,99 €
09

melasta

melasta Intelligent 2.4V 3.6V 4.8V 6V 7.2V 8.4V 9.6V 10.8V 12V NIMH/NICD Charger for 2-10S RC Battery (Compatible with Tamiya/Mini Tamiya/SM-2P/JST/HuanQi)

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15% Off
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.

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Main highlights

【Multiple Protection Functions】: This charger with short circuit protection, over-temperature protection and over-current protection.
【Melasta Intelligent Nimh Charger】: Support 2-10S Nimh Battery, 2.4V, 3.6V, 4.8V, 6V, 7.2V, 8.4V, 9.6V, 10.8V, 12V, Nimh Batteries. It can automatically detect the battery voltage and switch to the appropriate charging mode.
【Intelligent display】: LED indicates charging status. Red: Charging; Green: fully charged or no cells; Battery error: Red LED flashes.
【High Safety】: 100-240V input, wide voltage, easy to use. Pulse current output 2-6S (2.4V-7.2V)==800mA, 7-10S (8.4V-12V)==500mA, it takes about 10 hours for most RC batteries (may vary depending on battery capacity), pulse current can avoid overheating and overcurrent, which can extend the battery life, the battery can be fully charged. The battery service will become the battery improvement (other fast chargers, only charge to 85% of capacity)
Package includes: 1 x RC Nimh charger and 5 x charging cables compatible with Tamiya/Mini Tamiya/SM 2P/JST/HuanQi

15,29 € 17,99 €(15% Off off)
10

melasta

melasta Intelligent 2.4V 3.6V 4.8V 6V 7.2V 8.4V 9.6V 10.8V 12V NIMH/NICD Charger for 2-10S RC Battery (Compatible with Tamiya/Mini Tamiya/SM-2P/JST/HuanQi)

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8.2

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

【Multiple Protection Functions】: This charger with short circuit protection, over-temperature protection and over-current protection.
【Melasta Intelligent Nimh Charger】: Support 2-10S Nimh Battery, 2.4V, 3.6V, 4.8V, 6V, 7.2V, 8.4V, 9.6V, 10.8V, 12V, Nimh Batteries. It can automatically detect the battery voltage and switch to the appropriate charging mode.
【Intelligent display】: LED indicates charging status. Red: Charging; Green: fully charged or no cells; Battery error: Red LED flashes.
【High Safety】: 100-240V input, wide voltage, easy to use. Pulse current output 2-6S (2.4V-7.2V)==800mA, 7-10S (8.4V-12V)==500mA, it takes about 10 hours for most RC batteries (may vary depending on battery capacity), pulse current can avoid overheating and overcurrent, which can extend the battery life, the battery can be fully charged. The battery service will become the battery improvement (other fast chargers, only charge to 85% of capacity)
Package includes: 1 x RC Nimh charger and 5 x charging cables compatible with Tamiya/Mini Tamiya/SM 2P/JST/HuanQi

18,49 €