SYR 48V 14AH/17.5AH ebike battery Aventon level V2 battery/Quietkat replacement battery

48V 14AH /48V17.5AH Ebike in-tube battery(SYR case), There are two lengths for this case, the shorter case(cover length-=354.3mm) is for Aventon level replacement battery; The longer case(cover length =429.1mm) is for other intube ebike battery, such as Quietkat 2020-23 Ranger, Quietkat 2020-22 Warrior, Quietkat 2021-23 Ranger 5.0, Quietkat 2021-23 Pioneer, Markhor frame intube battery.

If you are looking for Aventon level replacement battery, only the shorter case will fit and the shorter can can max build 48V14Ah battery, please note.

There are several similar cases with different sizes, please double check before ordering. If your case sizes are the same as ours, please double check the discharging connector because with the same sizes, there are two types of connectors, 4 pins connector and 6 pins connector, they are not compatible. Please check our pictures for details.  If you are confused, please email us, send us some pictures of your current battery and we will check for you.

If you are not sure about which case is suitable for your battery, please contact us.

If you are looking for 52V17.5AH with the longer case, we can also build it, please email us if you need.

48V14AH/17.5AH ebike intube battery(SYR case)/ Aventon level replacement battery 

1. Rated capacity: 14AH/17.5AH

2. Voltage: 48V

3. Charging Voltage: 54.6V

4. Discharge cutoff voltage: 35.75V

5. Cell: INR18650-35E

6. Standard charging: 0.2C constant current(CC) charge to 54.6V, then constant voltage (CC) 54.6V charging till charge current decline to ≤0.05C

7. Continuous discharge current: 30A-50A

8. Pulse/Max discharge current 60A-100A

9. Max charging current : 5A(The charging port of this case cannot bear too large charging Amps)

10. Charging temperature: 0~45℃

11. Discharging temperature: -20~55℃

12. Diamesion: there are several similar cases with different sizes and we have put detail drawing on our website(normally we identify them by the cover lengh); please double check before ordering. If your case sizes are the same as ours, please double check the discharging connector because with the same sizes, there are two types of connectors, 4 pins connector and 6 pins connector, they are not compatible. Please check our pictures for details.  If you are looking for Aventon level replacement battery, only the shorter case will fit and the shorter can can max build 48V14Ah battery, please note.

Charging information

1. Charging voltage: 54.6V

2. Charging current: less than 5A

3. Charging port: Round 5.5*2.1DC port

Note: The assembling and testing for this battery would take a few days, therefore the lead-time for this battery is about one week.