Connector Bosch Round vs Connector Higo: specs compared
Updated 05 September 2026.
5
specs differ
Connector Bosch Round and Connector Higo differ on 5 specs: pins / contacts, current rating, voltage range, locking, common uses.
| Spec | Connector Bosch Round | Connector Higo |
|---|---|---|
| Pins / contacts | keyed round contact, smart-system specific | sealed 2-pin power, plus multi-pin signal variants for controllers and lights |
| Current rating | 4 A on the standard smart-system charger | continuous current around 20 A on the power version |
| Voltage range | 36 V nominal pack | rated up to about 60 V |
| Locking | keyed round, smart-system only | sealed, waterproof, keyed |
| Common uses | Bosch smart system (BES3) PowerTube, CompactTube, PowerPack and PowerMore batteries | many OEM e-bikes including Shimano STEPS charge ports, plus lights and controllers |
Questions and answers
How do Connector Bosch Round and Connector Higo compare?
Connector Bosch Round and Connector Higo differ on 5 specs: pins / contacts, current rating, voltage range, locking, common uses.