TEDGIX K4S Sport 819W Battery Charger | For B15/B20/B30 Batteries

Official 819W Charger for K4S Sport B15 / B20 / B30 Batteries

Keep your K4S Sport battery ready with the official TEDGIX 819W battery charger. Designed for the K4S Sport high-capacity waterproof battery lineup, this charger is compatible with B15, B20, and B30 batteries.

• Compatible batteries: B15, B20, and B30 K4S Sport waterproof batteries.
• Not for K4C: This charger is not compatible with K4C / legacy K4 B1, B2, B4, or B8 batteries.
• 819W charging power: Built for the higher-capacity K4S Sport battery path.
• Designed for K4S Sport: Matches the K4S Sport power system used for touring, stronger propulsion, and longer riding sessions.
• For high-capacity batteries: Supports K4S Sport B15, B20, and B30 battery options.
• Stable charging connection: Use only with the compatible K4S Sport battery charging connector.
• Indoor use: Use in a dry, ventilated indoor environment and do not cover the charger during charging.

K4S Sport Battery Compatibility

Before You Order

Please confirm your battery model before purchasing. This charger is for K4S Sport B15, B20, and B30 batteries only. If you are using K4C or legacy K4 with B1, B2, B4, or B8 batteries, this 819W charger is not the correct charger.

Charging and Battery Care

Charge the battery in a dry, ventilated indoor environment. Do not cover the charger during charging. After charging is complete, disconnect the charger properly and store the battery according to the battery care instructions.

If the battery will not be used for an extended period, recharge it periodically to help maintain battery health. Do not store the battery fully drained for a long time.