Excellent battery efficiency
KinStar Polly Battery 48V 17.5 Ah Reention Polly DP-9 provide staying power, demonstrably have high energy density with small size and low weight for maximum riding pleasure.
Modern design and easy handling
The Polly Battery 48V 17.5 Ah Reention Polly DP-9 with a modern design which featured with 4 levels LED indicator. It is easy to remove and charge the battery separate. It can also be charged on the eBike.
Fast charge and no memory effect
KinStar Polly Battery 48V 17.5 Ah Reention Polly DP-9 can be full charged in about 6.0 hours, durable energy storage without memory effect and extremely low self-discharge.
Long service life
The Battery Management System(BMS) offers maximum protection against overcharging, overdischarging, overcurrent, overheating and short circuits as well as extending the service life of the battery pack.
| Items | Specifications | Notes |
| Nominal capacity | 17.5Ah | 0.2C discharge at 25°C |
| Nominal voltage | 46.8V | Average operating voltage |
| Nominal energy | 819Wh | Capacity(Ah) × Voltage(V) |
| Charging voltage | 54.60 ± 0.05V | |
| Charging current | 3A 丨4A | Standard丨Rapid |
| Charging time | 8.0 hours 丨6.0 hours | Standard丨Rapid |
| Charging method | CC - CV | Constant current, constant voltage |
| Continuous discharge current | 9A 丨15A | Standard丨Maximum |
| Peak discharge current | 45A | Within a short time |
| Discharge end voltage | 35.75V | Discharge cut-off voltage |
| Dimensions | 368mm丨90mm丨141mm | Length丨Width丨Height |
| Typical weight | 5.75 KG | 202.80 oz |
| Charge temperature range | +10 ~ +45°C | +50 ~ 110°F |
| Discharge temperature range | -20 ~ +60°C | -4 ~ +140°F |
| Storage temperature | -20 ~ +45°C | Within 3 months |
EN
CN