Connector Bosch Oval vs Connector Bosch Round: specs compared
Updated 05 September 2026.
4
specs differ
Connector Bosch Oval and Connector Bosch Round differ on 4 specs: pins / contacts, current rating, locking, common uses.
| Spec | Connector Bosch Oval | Connector Bosch Round |
|---|---|---|
| Pins / contacts | keyed oval contact, BES2 specific | keyed round contact, smart-system specific |
| Current rating | 4 A on the BES2 standard charger | 4 A on the standard smart-system charger |
| Voltage range | 36 V nominal pack | 36 V nominal pack |
| Locking | keyed oval, BES2 only | keyed round, smart-system only |
| Common uses | Bosch eBike System 2 PowerPack (frame and rack) and PowerTube batteries | Bosch smart system (BES3) PowerTube, CompactTube, PowerPack and PowerMore batteries |
Questions and answers
How do Connector Bosch Oval and Connector Bosch Round compare?
Connector Bosch Oval and Connector Bosch Round differ on 4 specs: pins / contacts, current rating, locking, common uses.