- Email: sales@cnhengchuang.com
- Tel: +86-138 6897 2184
HC-Polly-2170 | |
Battery chemicals | Lithium-ion 21700 14S4P |
Battery cell brand | Samsung,LG, Chinese cells |
Nominal Voltage | 52V |
Nominal Capacity | 20AH |
Over discharge protection | 38.5±0.5v |
Over charge protection | 58.8±0.5V |
Charging current | ≤5 A |
Continuous discharge current | ≤35A |
60±10A | |
Standard Discharge | Constant Current 0.2C/End Voltage 30V |
Cycle Life | 500 times with DOD80% |
BMS function | Over-Current Protection,Over-Discharge Protection, Over-Charge Protection,Short-Circuit Protection, Balance |
Storage Temperature Range | Temperature: -10-40 Relative humidity:45-75% Pressure: 86-106KPa |
52V 20ah Polly battery has passed UL certificate.
Battery shipping standard: 1pc battery, 1pc guide rail and 2 keys
There are many models of Polly batteries for you to choose :
Battery case:
Our services:
(1)27 months warranty;
(2) Strict quality control: All parts must be strictly tested by our engineer before shipping;
(3) OEM service is available;
(4) Small quantity is acceptable;
(5) Return policy: For defective goods,please send us the pictures to confirm then we will give you the replacement during warranty period.
Cautions:
(1) Do not attempt to disassemble, open or service the battery pack;
(2) Replace only with the battery pack designated for this product;
(3) Do not crush, puncture, short external contacts or dispose of in fire or water;
(4) Do not store above 60℃ (140°F);
(5) New battery pack must be fully charged before use;
(6) Keep contact pints clean.
Professional Lithium Battery Manufacturer
HengChuang is a company specialized in producing lithium battery, battery BMS and electric bike charger, integrating R&D and sale.
