Replacement battery 36 V 11 Ah (400 Wh) for Electric Bike Battery for Bosch Power Pack Classic+ 300 and 400 (R400) by GTE : Amazon.de: Sports & Outdoors
Säntis Batterie AG
eBike batteries: Long range, low weight, easy charging - Bosch eBike Systems
E-Bike Battery Pannier Rack Compatible Bosch Active and Bosch Performance with 36 V 20 Ah 720 Wh Line 500 Wh 400 Wh Battery Set: Amazon.de: Everything Else
Bosch PowerPack 400 Frame E-Bike 400 Wh Rahmenakku for sale online | eBay