
Components Compatible with SaiKeung 48V 40Ah Hailong/Polly 21700 Battery
Battery48V40Ah80A1920Wh
A 48V 40Ah lithium-ion e-bike battery built with 21700 Samsung cells in a Hailong/Polly DP-style downtube case. Includes an integrated BMS, a 30cm XT60 discharge cable, and a matching 5A charger. Suitable for 250W-3000W e-bike and e-scooter motors at the matching voltage.
76 components are compatible with the SaiKeung 48V 40Ah Hailong/Polly 21700 Battery, including 74 controllers, 2 chargers.
74 Controllers2 ChargersFrequently Asked Questions
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Start a new build with the SaiKeung 48V 40Ah Hailong/Polly 21700 Battery and pick from 76 compatible components.






































































