Best Bionx Akku 2026

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Last Updated - 22.07.2026

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01

UNIT PACK POWER

48 V 25 Ah Shark Ebike Battery - Lithinum Ion Battery for 48 V 1500 W Electric Bicycle Conversion Kit Wheelset 500 W 750 W 1000 W

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9.8

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

Up to 1200 Wh for an incredibly long range, lightweight about 12 pounds; It is easy to remove and install, charge at home or by bike. The safe lock prevents the battery from being stolen. The power switch can avoid energy waste.
Li-ion battery parameters: Size: 368 x 95 x 150 mm; 48 V 25 AH, Samsung 5000 mAh cell, suitable for 48 V and 52 V 1500 W 1000 W 750 W 500 W 250 W motor. Max constant discharge current: 45A, charger: 54.6V 3A. Discharge port: XT60 (female and male)
High-quality electrical cells and built-in 45A BMS protection plate prevent overcharging, discharge, current and short circuit and ensure the long service life.
Any quality problems could return and refund for free, resend within three months, more than three months, check the problem and repair it first because this is a costly item, sometimes BMS or power switch damage. If the repair is not possible, the new battery could be resent.

383,00 €
Value for Money

02

UNIT PACK POWER

Ebike Battery 48 V 20 Ah with Rear Luggage Rack - Lithium Ion Battery for 1000 W / 750 W / 500 W Ba-fang and Other Motors

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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.

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Main highlights

【≥80% Capacity After 800 Cycles】UPP has implemented a strict quality management policy: each lithinum battery passed QC test for appearance and function before shipping. The charging cycle of the Ebike battery exceeds 1000 times, the life expectancy is up to 5 years.
Safety and comfort: High-quality electrical cells and a built-in 50A BMS protective plate prevent overcharging, over-discharge, over-current and short circuit and ensure a long service life.
Main features: the e-bike Li-ion battery with pannier rack is very easy to assemble and suitable for a 24 inch 26 inch 28 inch wheel. // E-Bike battery with rear light ensures safe driving and the battery indicator can prompt you to charge in time. // Durable aluminium shell, easy to carry and carry. Modern shape design, easy to install and remove
E-bike battery parameters: 48 V 20 AH, 2500 mAh cell, suitable for 750 W 1000 W 1500 W (50 W-1800 W) motor. Maximum constant discharge current: 50A, discharge: one set of Anderson (including male and female side). Charger: 54.6V 3A

313,00 €
03

Seilylanka

40V 12Ah for BionX 2145-G09188033 BMZ 11S4P 10883 F087001 Battery Li-Ion E-Bike Electric Bicycle for Self-Assembly Battery
9.6

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.
Main highlights

207,98 €
04

Aryonmax

48 V 52 V Ebike Battery 20 Ah 25 Ah (Grade A Cells High Capacity Bicycle Battery Replacement Battery with Charger 5-Pin Base Plate (52 V 20 AH)

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9.3

Excellent

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Main highlights

[Package Includes] 1 x Removable E-Bike Battery, 1 x Battery Base Plate, 1 x 3A Charger, 2 x Keys, 1 x User Manual Anderson and XT60 male and female connectors and mounting hardware are included.
[Design Features] Stable 5-pin battery base plate (already mounted on the bottom of the battery), suitable for most bicycle frames. ON/OFF switch: Press "-" to turn on the battery. LED battery level indicator Safety Lock & 2 Keys Built-in 40A BMS protects against overcharging, over-discharge, over-current and short circuit, ensuring long battery life and safe operation even in extreme conditions.
Perfect battery replacement: Our lithium-ion e-bike battery is compatible with most motor kits, e.g. B. for Bafang Voilamart AW Tongsheng & other brands. Excluded are the following four brands: not for Bosch Shimano Yamaha & Panasonic. Suitable for adult e-mountain bikes, city e-bikes, hybrid bikes, electric tricycles, fat bikes, e-bikes for the beach, e-scooters and more.
52 V 20 Ah 1040 Wh battery: for 52 V motors. High quality battery cells (class A+), maximum continuous discharge current: 40A. Includes quick charger (58.8V, 3A) and connectors: Anderson & XT60 discharge cable (male and female). Dimensions (L x W x H): 368.2 x 93 x 123.9 mm.
2-7 days to your address: 18 months friendly use and support, our professional team will be happy to help you solve your problems or doubts. (Please ignore the note "Not returnable").

248,09 €
05

UNIT PACK POWER

Unit Pack Power, 36 V / 48 V / 52 V E-Bike Battery, 1000 W / 750 W / 500 W E-Bike Battery For Electric Bicycles, Hailong Lithium-Ion Battery

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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.

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Parameters: This e-bike battery with holder is 48 V, 12.5 Ah, suitable for 50 W-1000 W motors. Maximum constant discharge current: 30A. Size: 365 x 90 x 110 mm. Charger: 54.6V 2A Discharge port: Anderson connector (male and female side)
Ergonomic design: the electric bicycle battery has a holder that can be attached to most screw holes in the frame. The safe lock prevents the battery from being stolen. The LED battery level indicator informs you in time about charging.
800-1000 times cycle: The charging cycle of the Ebike battery exceeds 1000 times. Each lithinum battery has passed QC test for appearance and function before shipping. High quality electric cells and a built-in 30A BMS protection plate prevent overcharging, over-discharge, over-current and short circuit and ensure a long service life. Fashionable design with mounting plate, easy to install and remove.

198,00 €
06

Adaluolo

Adaluolo Pannier Rack Ebike Battery, 36 V 15 Ah Lithinum Ion Ebike Battery Pedelec Battery with Charger, Rear Light, Safe Lock for Electric Bicycle

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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

- Meet multiple needs: the battery has a built-in 25A BMS that prevents overcharging, over-discharge, over-current and short circuit and ensures a long life expectancy. Can be used for adult electric mountain bikes, fat tyre electric bikes, snow beach mountain e-bikes, city commuter electric bikes, commute ebike, and universal.
- Fast charging and long rides: the Ebike battery with 2A charger, charging time: 7-8 hours, range: almost 40-50 km riding (load weight, road conditions, incline, driving speed affect recharge mileage). The Ebike battery charging cycle exceeds 1000 times, life expectancy of up to 5 years.
- EU warehouse and customer service: EU warehouse for you in 2-7 working days. 3 months return/replacement, 12 months repair, lifetime technical support. We can solve all problems, such as: battery does not work, no charge, package has not arrived or damaged and other battery issues.
- Design features: the rear rack e-bike battery fits 24 inch 26 inch 28 inch bike, easy to install and remove. // With rear light, ensures that you drive safely. // Key lock securely locks the bracket on the bike frame, anti-theft device to protect you from losing battery. // The battery indicator can inform you to charge in time. // Robust aluminium shell, waterproof and sand protection, no worry about riding.
- 36 V 15 Ah rear luggage rack e-bike battery: Top A grade cell, 25 A BMS, 36 V 15 Ah e-bike battery with black pannier rack. Max. Constant discharge current: 25A, charger: 42V 2A. Discharge Connector: Anderson & XT60 Discharge Cable Connector (Female & Male) Battery size: 440 x 155 x 63 mm. Adaluolo Ebike battery can fit most e-bikes, for Bafang Voilamart AW Tongsheng, but not fit Bosch, Shimano, Yamaha, Panasonic.

220,99 €
07

UNIT PACK POWER

Unit Pack Power 60 V, 52 V, 48 V, 36 V, 20 Ah E-Bike Battery for 2000 W, 1800 W, 1500 W, 1000 W, 750 W, 500 W, 350 W Electric Bicycle Battery, Lithium-Ion For Electric Scooter

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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

Waterproof material: the outer layer of the battery pack is made of PVC material, insulation, corrosion protection and wear resistance. The inner layer has the advantages of low melting point, sealing and high adhesion.
Parameters: This e-bike battery is 48 V 20 AH, 13S8P, suitable for 500 W 750 W 1000 W motor. Maximum constant discharge current: 50A. Size: 10.24 × 5.9 × 2.76 inches. Charger: 54.6V 3A
Note: Size: 10.24 x 5.9 x 2.76 inches; Can contact the seller to adjust the size and change the discharge port.
High-end quality: the lithinum ion battery is made of high-quality branded cells with good safety performance. The battery of the electric bike does not suffer from problems with the memory effect or self-discharge. BMS protects the batteries from overcharging and excessive discharge after 800 cycles with a capacity of over 80%.

263,00 €
08

UNIT PACK POWER

Shark Ebike Battery 36 V 25 Ah UPP

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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

Up to 900 Wh for an incredibly long range; It is easy to remove and install, charge at home or by bike. The safe lock prevents the battery from being stolen. The power switch can avoid energy waste.
Li-ion battery parameters: Size: 368 x 95 x 125 mm; 36 V 25 AH, A grade 5000 mAh cell, suitable for 36 V 500 W 250 W 350 W motor. Max constant discharge current: 20A, charger: 42V 3A. Discharge port: silver ball (female & male)
High-quality electrical cells and built-in 20A BMS protection plate prevent overcharging, discharge, current and short circuit and ensure the long service life.
Any quality problems could return and refund for free, resend within three months, more than three months, check the problem and repair it first because this is a costly item, sometimes BMS or power switch damage. If the repair is not possible, the new battery could be resent.

235,00 €
09

VBVAIQAD

48V Electric Bike Triangle Lithium Battery 20Ah Triangular E-Bike Battery with Quick Charger + BMS, Suitable for 350-2000W Motorcycle, Mountain Bike and Electric Bicycle (48V 20Ah)

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8.7

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

This battery is ideally compatible with e-bikes, e-scooters, electric unicycles and other electric vehicles. The battery has a high voltage capacity of 48V/52V and provides up to 5 years of stable performance, over 1000 charge-discharge cycles and a self-discharge rate of only 1%. Equipped with a 50A/40A BMS protection board and intelligent charge-discharge protection mechanism, it provides comprehensive safety.
This battery has an integrated battery management system (BMS) to protect against overcharging, deep discharge and short circuits. It is easy to assemble and disassemble and can be charged with standard chargers. Thanks to its light weight, it is easy to carry and use.
The battery is characterised by its triangular shape and multi-layer waterproof design, uses brand new cells, reaches 100% capacity and comes with a matching charger. Compact size, high capacity and high performance.
Customer service: We offer warranty services and technical support. If you have any questions about defective batteries, undelivered or damaged packages or other battery related problems, please contact us.
Battery capacity: 48V/52V/72V, 20-31.2Ah, equipped with a battery management system (BMS). Suitable for 350-2000W engines, e.g. For e-bikes, mountain bikes, electric motorcycles etc.

246,00 €
10

UNIT PACK POWER

Ebike Battery 36 V 15 Ah with Pannier Rack - 500 W/350 W/250 W Battery for Electric Bicycle Lithium-Ion Unit Pack Power

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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

≥80% capacity after 800 cycles: the charging cycle of the Ebike battery exceeds 1000 times. Each lithinum battery has passed QC test for appearance and function before shipping. High quality Samsung electric cells and a built-in 20A BMS protection plate prevent overcharging, over-discharge, over-current and short circuit and ensure a long service life.
Parameters: This built-in 2500 mAh cell Ebike battery is 36 V, 15 Ah, with rack, suitable for 50 W-500 W motors. Fit for bicycle with 26 inch and 28 inch wheel, easy to assemble. Maximum constant discharge current: 20A. Discharge: Green Bullet (including male and female side) Charger: 42V 2A Battery size: 440 mm x 155 mm x 63 mm.
Main features: the rear light ensures that you drive safely at night. The battery charge indicator can prompt you to charge in time. Lock the holder on the bicycle carrier with keys. The anti-theft device protects you from battery loss. With USB port, mobile phone can be charged. Each cell has its own fuse for ultimate safety. // With the on/off switch, you can save more power.

239,99 €