30Ah Hailong Battery 52V compatible with Bafang BBS02, BBS03, BBSHD (52V30Ah - XT60)
High-capacity 52V 30Ah Hailong lithium-ion battery featuring an XT60 connection. Designed with a 30A maximum constant discharge current and integrated BMS for over-discharge and short circuit protection.
Key facts
- Part type
- Battery Pack
- Type
- Aftermarket replacement
Compatibility matrix
Only models verified by our team are listed| Parts for | Model | This part |
|---|---|---|
| Bafang | Bafang BBS03 | Fits |
| Bafang BBS02 | Fits | |
| Bafang BBSHD | Fits |
Only the models listed above have a confirmed catalog fit. If yours is absent, compatibility is unknown, not ruled out. Compare the exact model identifier and any published dimensions or connectors before ordering.
Where to find your model number
- Bafang: Use your 17-character VIN. It's on the driver-side dashboard at the base of the windshield and on the driver's door jamb sticker. The year is in the 10th character. Also check your registration or the owner's manual.
General manufacturer guidance: exact label position can vary by model.
Battery Pack specifications
- Voltage
- 52V
- Capacity
- 30Ah
- Connector Type
- XT60
- Cell Type
- 18650 Lithium-ion
- Dimensions
- 360 x 90 x 110mm
- Max Constant Discharge Current
- 30A
- Peak Current
- 60A
- Charge Voltage
- 58.8V
- Cycle Life
- 1000 times
Installation guide - Replacing an e-bike or scooter battery
General guidance for this part type - always follow your device manual- Battery key
- Hex keys, for integrated batteries
- Never charge a battery that is damaged, swollen or wet.
- Use only a charger with the same voltage and connector.
- 1Switch off. Turn the bike and the battery off and unplug the charger.
- 2Remove the old battery. Unlock it with the key and slide it out of its rail. Integrated batteries: remove the frame cover screws first and unplug the battery connector.
- 3Check the match. Compare the rail, connector and voltage of the new battery with the old one before fitting.
- 4Fit the new battery. Slide it fully into the rail until it locks, or connect and secure it inside the frame.
- 5Charge and check. Charge to full with the matching charger before the first ride and check the display shows the battery level.
This is general guidance for the part type, not a model-specific procedure. If the part does not fit without force, stop and recheck compatibility.
Maintenance check
Signs it's time to replace
- 01Much shorter run time per charge
- 02Device will not hold a charge or shuts off early
- 03Battery gets unusually hot
- 04Swelling or leaking (stop using it)
12 month warranty on every part
Every part we sell is covered for 12 months from delivery. If it fails in normal use, we replace it or refund you , claim it straight from your order page.
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Questions & answers
+Which models does this battery pack fit?
Our team verified it for Bafang BBS03, Bafang BBS02, Bafang BBSHD. The full list is in the compatibility table above.
+How do I make sure it fits my exact model?
Find the model number on your vehicle registration or VIN and compare it with the table above. Our fit guarantee covers verified models.
+What is the battery capacity?
Listed capacity: 30Ah. A capacity that differs from your original changes run time, not fit.
+What battery chemistry is it?
Listed type: 18650 Lithium-ion. Replace with the same chemistry as your original battery.
+What voltage does it use?
Listed voltage: 52V. It must match the voltage of your original part.
+What are the dimensions?
Listed size: 360 x 90 x 110mm. Measure your old battery pack to compare.
+Is it hard to install?
Install difficulty: Moderate · basic hand tools. Step by step instructions are on this page.
+How fast will it arrive?
US orders arrive in 7 to 15 business days with free shipping. Other countries are shown at checkout.
+Is there a warranty?
Yes, a 12-month warranty is included, and you can extend it at checkout. Returns are accepted within 30 days.