LISHEN 21700 4000MAH 12A FLAT TOP BATTERY
LISHEN 21700 4000MAH 12A FLAT TOP BATTERY
The Lishen LR2170SA 12A 4000mah battery delivers exceptional capacity with mid-range power at a very affordable price. The LR2170SA is a great value for pack builders looking to maximize run time on a budget.
Priced per battery, not per pair.
4000mAh High Discharge Flat Top
Specifications:
Nominal Capacity: 4000 mAh (.2C)
Nominal Voltage: 3.65V
Discharge End Voltage: 2.75V
Max Continuous Discharging Current: 8A (Not for Cycle Life)
Weight (max): 67.4g
Cycle life
Under the test environment of 25± 2°C, charge the battery according to 7.1.2, sleep for 15 minutes, discharge the battery according to 7.2.3, sleep 15 minutes, charge and discharge once for one cycle, test the discharge capacity after 1000 cycles. Discharge capacity ≥80% of initial capacity after 1000 cycles
The nominal capacity is the capacity measured from 0.2C discharge to 2.75V when the battery is fully charged in the standard mode at 25 °C.
Maximum charging current
0℃ ≤ T ≤ 5℃ 0.1C (400mA)
5℃ < T ≤ 15℃ 0.2C (800mA)
15℃ < T ≤ 45℃ 0.5C (2000mA)
Maximum discharge current
-20℃ ≤ T ≤ 5℃ 1.0C (4000mA)
5℃ < T ≤ 45℃ 3.0C (12000mA)
45℃ < T ≤ 60℃ 1.5C (6000mA)
Dimensions:
70.5mm (L) x 21 mm (D)
Warnings:
-Do not over discharge/overcharge
-Recharge drained batteries ASAP
-Do not short circuit
-Do not dispose of in fire
-Do not expose to extreme heat or water
-Please be familiar with handling lithium-ion batteries before purchase.
| Model | INR21700 |
| Size | 21.0*70.0mm |
| Nominal voltage | 3.6V |
| End-of-charge voltage | 4.20V |
| End-of-discharge Voltage | 2.50v |
| Typical Capacity | 4000mAh (0.2C discharge) |
| Min capacity | 4000mAh (0.2C discharge) |
| Weight | Max:68g |
| Internal resistance | Max:8mΩ |
| Standard Charge | 2000mA,CCCV 100mA cut-off |
| Charging Time | 3hours(standard charge) |
| Quick Charge Current | 4000mA |
| Max Continuous Discharge Current | 3500mA |
| Operating Temperature | Charging, 0°C ~ 45°C |
| Discharging, -20°C~75°C | |
| Storage Temperature | -5°C~35°C |
| Storage Humidity | ≤75%RH |
| Appearance | Without scratch,distorion,contamination, |
| and leakage | |
| Standard environmental condition | Temperature: 23±5°C |
| Humidity :45-75%RH | |
| Atmospheric Pressure :86-106KPA |
Please note: Due to the nature of this consumable product, no returns are allowed unless the product is defective upon shipping receipt.
