INR21700 50PL 5000mAh Full-Tab 21700 Lithium-ion Cell
12C High Discharge | 3C Fast Charge | Wholesale Pricing
The INR21700 50PL is a full-tab cylindrical lithium-ion cell from Henan Yichuan New Energy Technology Co., Ltd. It is rated at 5000mAh and 3.6V. The specification document also lists this cell as INR21700PL-5000mAh. It supports 12C (60A) continuous discharge and 3C (15A) fast charging, making it suitable for high-power battery packs.
Key Specifications
| Item | Specification |
|---|---|
| Cell marking model | INR21700 50PL |
| Specification document model | INR21700PL-5000mAh |
| Nominal capacity | 5000mAh @ 0.2C |
| Minimum capacity | 4950mAh @ 0.2C |
| Nominal voltage | 3.6V |
| Charge voltage | 4.2 ± 0.05V |
| Discharge cut-off voltage | 2.50 ± 0.05V |
| Standard charge | 0.5C (2500mA) CC-CV to 4.2V, cut-off 0.01C |
| Standard discharge | 0.2C (1000mA) to 2.50V |
| Max charge current | 3C (15A) at T ≥ 10°C |
| Max continuous discharge | 12C (60A), with 80°C temperature cut-off |
| Internal resistance | ≤ 5mΩ AC at 1kHz |
| Diameter | 21.40 ± 0.2mm |
| Height | 70.80 ± 0.2mm |
| Weight | ≤ 70g |
| PACK welding area | 6.0mm |
| Shipping voltage | 3.55–3.65V, or customer requirement |
| Custom marking | Available on request |
Why Choose the INR21700 50PL
-
12C (60A) continuous discharge with 80°C temperature cut-off
-
3C (15A) fast charge at T ≥ 10°C
-
Full-tab design for lower resistance and better high-rate performance
-
≤ 5mΩ AC internal resistance
-
5000mAh nominal capacity in a standard 21700 size
-
1000 cycles to ≥ 80% capacity at 8A charge / 10A discharge
-
80% capacity at -20°C under 40A discharge
-
Custom cell marking available
-
Wholesale pricing for bulk orders
High-Rate Discharge Performance
At 25 ± 3°C, capacity compared with 1A discharge:
| Discharge current | Capacity ratio |
|---|---|
| 10A | ≥ 97% |
| 20A | ≥ 96% |
| 30A | ≥ 95% |
| 40A | ≥ 95% |
| 50A | ≥ 90% |
| 60A | ≥ 60% |
Low-Temperature Performance
At 40A discharge, capacity compared with 25°C 40A discharge:
| Temperature | Capacity ratio |
|---|---|
| -20°C | ≥ 80% |
| -10°C | ≥ 90% |
| 0°C | ≥ 95% |
| 25°C | 100% |
| 45°C | 85% |
Cycle Life
| Test condition | Cycle life |
|---|---|
| 8A charge / 10A discharge | ≥ 80% after 1000 cycles |
| 8A charge / 40A discharge | ≥ 60% after 500 cycles |
| 3C charge / 30A discharge | ≥ 60% after 300 cycles |
Safety and Mechanical Tests
The cell is tested for overcharge, forced discharge, 130°C hot oven, short circuit, 55 ± 5°C short circuit, vibration, drop, crush, and thermal cycling.
Specified results include:
-
No fire, no explosion in overcharge, forced discharge, hot oven, and short circuit tests
-
No electrolyte leakage in vibration test
-
No fire, no explosion in drop and crush tests
-
No fire, no explosion, no leak in thermal cycling test
All safety tests are conducted at 25 ± 3°C unless otherwise specified, with ventilation and protective equipment.
Operating and Storage Conditions
| Item | Specification |
|---|---|
| Charge temperature | -10 to 50°C |
| Discharge ambient temperature | -40 to 60°C |
| Short-term cell surface max | Charge: 50°C; Discharge: 80°C |
| Humidity | 0–70% RH, non-condensing |
| Storage temperature | 1 month: -20 to 60°C; 3 months: -20 to 45°C; 12 months: -20 to 25°C |
Custom Marking and Wholesale Supply
Custom cell marking is available on request. We support bulk orders with wholesale pricing. Delivery time and shipping options are confirmed based on order quantity and destination.
Typical Applications
-
Power tools
-
E-mobility
-
E-bikes
-
High-drain battery packs
-
Other 21700 battery pack projects
Request a Wholesale Quote
Please send us your target quantity, application, and destination port. We will reply with price, lead time, and shipping options.
When inquiring, please refer to cell marking model INR21700 50PL for faster confirmation.
Reviews
There are no reviews yet.