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Bosch eBike System 2 (BES2)Which charger fits a Bosch eBike System 2 (BES2) bike?
The charger that fits a Bosch eBike System 2 (BES2) e-bike, the connector it uses, and the wrong unit to avoid.
Use the Bosch Standard Charger 4A (eBike System 2). A Bosch eBike System 2 (BES2) bike charges through the Bosch smart-system round charge port at 4 A, so the correct charger is the Bosch Standard Charger 4A (eBike System 2).
| Drive system | Bosch eBike System 2 (BES2) |
|---|---|
| Charger to buy | Bosch Standard Charger 4A (eBike System 2) |
| Charge current | 4 A |
| Connector | Bosch smart-system round charge port |
| Output | 36 V nominal pack |
A Bosch eBike System 2 (BES2) bike uses the Bosch smart-system round charge port. The matching charger is the Bosch Standard Charger 4A (eBike System 2) at 4 A.
The BES2 4 A charger serves all eBike System 2 PowerPack and PowerTube batteries through the oval port. It is not the smart-system charger, so match the charger to the system, not just the wattage.
Sources: Propel Electric Bikes, Bosch Standard Charger 4A eBike System 2 · Bosch eBike Systems, Charger · Clever Cycles, Bosch Standard Charger 4A Smart System