Polish producer of Li-Ion batteries
Battery Guru
Rapid Ebikes is the owner of the Battery Guru brand – a producer of high-quality batteries for electric vehicles.
A wide range of solutions
Battery Guru offers convenient bidon batteries and custom-made batteries.
Made in Poland
Battery Guru batteries are produced in Poland. BG841 bicycle battery was awarded during Kielce BikeExpo 2018
Warranty
Battery Guru batteries are covered by a 2-year warranty with service located in Poland.
Quality
Battery Guru batteries are manufactured exclusively from new unpacked cells.

Battery Guru
Bidon batteries
Convenient bidon batteries mounted to the water bottle holes located in the bicycle frame. You can also easily unclip the case from the rail due to recharging – using a key lock.
Bidon batteries with a capacity of 11.6 Ah to 17.5 Ah
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Nominal voltage | 48V |
Weight | 4,18 kg |
Dimensions | 365 x 90 x 110 mm (lenght x width x height – with the rail). |
Batteries capacity:
- BG841 – 17,5 Ah (~840 Wh)
- BG701 – 14,5 Ah (~700 Wh)
- BG551 – 11,6 Ah (~550 Wh)
Battery Guru
Custom batteries
Battery design service according to customer requirements or a choice from a wide range of custom batteries.
