What Charger Do I Need for a 36V E-Bike Battery?

A 36V e-bike battery requires a 42V charger. Here’s everything you need to know.

Correct Charger Voltage

A 36V Li-ion battery is a 10S pack (10 cells in series). Full charge = 10 x 4.2V = 42V. So you need a 42V charger.

Choosing the Current

• 42V 2A charger: Standard charge, 4-6 hours for 10Ah battery
• 42V 4A charger: Fast charge, 2-3 hours for 10Ah battery

Connector Types for 36V E-Bikes

• Bosch: Oval 3-pin plug (Bosch Active/Performance Line)
• Yamaha: Round connector or 7-pin
• Phylion/Stella: 5-pin plug or 2-pin RCA
• Standard: 3-pin XLR or DC barrel

Compatible Juxon Chargers

• 42V 2A Bosch-Compatible E-Bike Charger
• 42V 4A Bosch-Compatible E-Bike Charger
• 42V 2A 4-Pin XLR for QWIC
• 42V 2A XLR Replacement

Important Checks Before Ordering

1. Confirm battery voltage is 36V (check label)
2. Confirm battery chemistry (Li-ion or LiFePO4)
3. Send a photo of the original charger connector
4. Check the original charger label for output voltage

Contact us with your battery details for a free recommendation.