Integrated batteries
PowerTube and CompactTube
Integrated into the frame tube
For an understated designHigh performance
Enduring power source for the drive unitFlexibly interchangeable¹
Easy to removeHigh energy density
Compact with 205 watt hours per kilogramPowerTube
The Bosch PowerTube batteries blend ideally into the sleek design of your eBike – for high demands in terms of power and aesthetics.

PowerTube 800
The PowerTube 800 is our most powerful integrated battery. It is accommodated in a new, lighter housing. If required, replacement is possible – provided the eBike is designed accordingly by the manufacturer.
| Energy content approx. | 800 Wh |
|---|---|
| Weight, approx. | 3.9 kg |
| 4A Charger | 100% charge: Approx. 6.9 hours |

PowerTube 750
Discreetly integrated horizontally or vertically in the frame tube, this high-quality, durable power source is barely noticeable.
| Energy content approx. | 750 Wh |
|---|---|
| Weight, approx. | 4.3 kg |
| 4A Charger | 100% charge: Approx. 6 hours |

PowerTube 720
Planning your next adventure? The PowerTube 720 extends the distance you can travel to up to 185 km²: on demanding rides, spontaneous weekend excursions or long bike-packing trips. Discover new paths without having to constantly think about how much battery you have left.
| Energy content approx. | 720 Wh |
|---|---|
| Weight, approx. | 3.9 kg |
| 4A Charger | 100% charge: Approx. 6.0 hours |

PowerTube 625
This battery accompanies you off road, supporting you on eMTB adventures or lengthy trekking rides.
| Energy content approx. | 625 Wh |
|---|---|
| Weight, approx. | 3.6 kg |
| 4A Charger | 100% charge: Approx. 5.4 hours |

PowerTube 600
The PowerTube 600 is discreetly integrated into the frame of your eBike in a lightweight housing. Replacement is possible if required – provided the eBike manufacturer has made allowance for this.
| Energy content approx. | 600 Wh |
|---|---|
| Weight, approx. | 3.0 kg |
| 4A Charger | 100% charge: Approx. 5.3 hours |

PowerTube 540
With approximately 540 watt hours, the PowerTube 540 offers more range than the PowerTube 500 with the same weight – for the city and beyond.
| Energy content approx. | 540 Wh |
|---|---|
| Weight, approx. | 3.0 kg |
| 4A Charger | 100% charge: Approx. 4.9 hours |

PowerTube 625
Integrated horizontally or vertically into the frame, the PowerTube 625 is the perfect solution for eMTB adventures and lengthy trekking rides.
| Energy content approx. | 625 Wh |
|---|---|
| Weight, approx. | 3.5 kg |
| Standard charger | 100% charge: Approx. 5.4 hours |
CompactTube
The extra-light, slim CompactTube 400 is ideal for anyone who likes a minimalist style – and a true energy champion.

CompactTube 400
Integrated horizontally or vertically into the frame, the CompactTube 400 is particularly suitable for sporty light eMountain bikes, minimalist Gravel eBikes or design-orientated Urban eBikes.
| Energy content approx. | 400 Wh |
|---|---|
| Weight, approx. | 2.1 kg |
| 4A Charger | 100% charge: Approx. 3.5 hours |
Technical data
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| Technical data | ![]() | ![]() | ![]() | ![]() | ![]() | New![]() | ![]() | ![]() |
|---|---|---|---|---|---|---|---|---|
| CompactTube 400 | PowerTube 500 | PowerTube 540 | PowerTube 600 | PowerTube 625 | PowerTube 720 | PowerTube 750 | PowerTube 800 | |
| System | The smart system | The smart system | The smart system | The smart system | The smart system | The smart system | The smart system | The smart system |
| Mounting type | In the frame: Horizontal/vertical | In the frame: Horizontal/vertical | In the frame | In the frame | In the frame: Horizontal/vertical | In the frame | In the frame: Horizontal/vertical | In the frame: Horizontal/vertical |
| Voltage | 36 V | 36 V | 36 V | 36 V | 36 V | 36 V | 36 V | 36 V |
| Capacity | 11.1 Ah | 13.4 Ah | 14.5 Ah | 16.7 Ah | 16.7 Ah | 19.4 Ah | 20.1 Ah | 21.3 Ah |
| Energy content | Approx. 400 Wh | Approx. 500 Wh | Approx. 540 Wh | Approx. 600 Wh | Approx. 625 Wh | Approx. 720 Wh | Approx. 750 Wh | Approx. 800 Wh |
| Weight, Frame battery/ rack battery | Approx. 2.1 kg | Approx. 3.0 kg | approx. 3.0 kg | Approx. 3.0 kg | Approx. 3.6 kg | Approx. 3.9 kg | Approx. 4.3 kg | Approx. 3.9 kg |
| Size, horizontal/ vertical | 352 x 57 x 75 mm / 352 x 57 x 75 mm | 345 x 84 x 65 mm / 345 x 65 x 84 mm | 424 x 71 x 67 mm | 424 x 71 x 67 mm | 415 x 84 x 65 mm / 415 x 65 x 84 mm | 424 x 77 x 71 mm | 484 x 84 x 65 mm / 484 x 65 x 84 mm | 424 x 77 x 71 mm / 424 x 71 x 77 mm |
| Compatible with DualBattery of the smart system | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| 4A Charger | 50% charge: Approx. 1.5 hours 100% charge: Approx. 3.5 hours | 50% charge: Approx. 1.7 hours 100% charge: Approx. 4.5 hours | 50% charging time, approx. 1.8 hours 100% charging time, approx. 4.9 hours | 50% charge: Approx. 2.0 hours 100% charge: Approx. 5.3 hours | 50% charge: Approx. 2.1 hours 100% charge: Approx. 5.4 hours | 50% charge: Approx. 2.3 hours 100% charge: Approx. 6 hours | 50% charge: Approx. 2.3 hours 100% charge: Approx. 6 hours | 50% charge: Approx. 2.6 hours 100% charge: Approx. 6.9 hours |
| Compact Charger | x | x | x | x | x | x | x | x |
| Standard Charger | x | x | x | x | x | x | x | x |

DualBattery
Use two batteries for even more range: DualBattery is ideal for long distances and eBikes with higher energy consumption such as Cargo eBikes and S-Pedelecs.
Packed with power. Packed with benefits.
No more range anxiety
Plan your route in the eBike Flow app with Range Control: Select how full your battery should be on arrival.
Lock the battery digitally
Battery Lock also protects your battery digitally: in the event of theft, it can no longer be used.
Charge batteries efficiently
Whatever you're planning, whether it's quickly getting back onto the trail, your next ride through the city or another leg of your trek – we have the right charger for you. Letting you charge your eBike efficiently.
For many years of service
With our smart system batteries, eBikers still have 80% of the original battery capacity available after 1,000 charging cycles.³ 1,000 charging cycles correspond to a mileage of approx. 45,000 km. With an average distance travelled of approx. 85 km per week; this means that the battery capacity is still 80% even after more than 10 years of use.⁴
PowerTube and CompactTube
Other models
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More information about batteries
Interchangeability depends on the frame geometry of the eBike.
BackBasis of calculation: Trekking eBikes with Performance Line PX, PowerTube 720, range in Eco mode. These values may vary depending on use and conditions.
BackBased on laboratory measurements over 1000 charging cycles at 80 % discharge and 25 °C ambient temperature. Applies to all batteries in the smart system (exception: PowerMore 250). Depending on the battery, the maximum remaining capacity may also be lower. This data relates only to cyclical ageing and not to calendar ageing.
BackBasis of calculation: eMTB with Performance Line CX (BDU384Y) and PowerTube 800 with performance upgrade. A precise service life cannot be predicted as this is influenced by a variety of factors. Depending on the battery, the service life and maximum remaining capacity may also be lower. This data relates only to cyclical ageing and not to calendar ageing.
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