
Components Compatible with SaiKeung 52V 50Ah Hailong/Polly 21700 Battery
Battery52V50Ah80A2600Wh
A 52V 50Ah 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.
67 components are compatible with the SaiKeung 52V 50Ah Hailong/Polly 21700 Battery, including 66 controllers, 1 charger.
66 Controllers1 ChargerFrequently Asked Questions
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Start a new build with the SaiKeung 52V 50Ah Hailong/Polly 21700 Battery and pick from 67 compatible components.





























































