Mahle Smartbike Systems X35 SP1 External Ebike Battery/Range Extender

A built-in cable is attached to bottom of the battery to connect the range extender to your bike. The X35 also includes a battery holder and retention straps.

To be certain this range extender battery is compatible with your e-bike, we recommend contacting the bike manufacturer and provide your bike’s serial number to verify.

The Mahle X35 SP1 Range extender battery provides 36V/208Wh of additional power bringing the total capacity to 450W for the X35 drive system. The Range extender includes a holder that mounts to the water bottle bosses on the frame. It charges the main battery while riding, and offers a parallel power supply to the motor when the power draw exceeds 2A.

– 36V 208Wh Panasonic
– BUS Compatible (Smart), Balanced operation as charger or independent battery
– The Mahle charger will recharge both the main and range extender batteries at the same time