Product Specifications
| Specification | Details |
|---|---|
| Brand | EVE |
| Model | INR21700/50E |
| Cell Format | 21700 |
| Battery Chemistry | INR Lithium-ion |
| Nominal Voltage | 3.6V |
| Maximum Charge Voltage | Approximately 4.2V, subject to official datasheet |
| Rated Capacity | 5.0Ah / 5000mAh |
| Nominal Energy | Approximately 18Wh |
| Terminal Type | Flat Top |
| Protection | Unprotected Cell |
| Approximate Dimensions | 21 × 70mm |
| Rechargeable | Yes |
| Sales Unit | Per Cell |
EVE INR21700/50E 3.6V 5000mAh Lithium-ion Battery Cell
1. Product Overview
The EVE INR21700/50E is a high-capacity rechargeable 21700 lithium-ion battery cell designed for professional battery pack assembly and equipment manufacturing.
With a nominal voltage of 3.6V and a rated capacity of 5.0Ah, equivalent to 5000mAh, the cell provides approximately 18Wh of nominal energy. It is suitable for applications requiring long operating time, stable voltage output and consistent battery performance.
The EVE INR21700/50E is suitable for battery pack manufacturers, electric mobility companies, energy storage manufacturers, distributors and wholesale battery buyers.
2. Key Features
- 5000mAh high-capacity 21700 cell
- Approximately 18Wh nominal energy
- High energy density
- Stable voltage output
- Reliable capacity performance
- Good cell consistency
- Compact 21700 cylindrical format
- Suitable for series and parallel battery configurations
- Suitable for professional battery pack assembly
- Cell matching and consistency testing available
3. Suitable Applications
Electric Bicycle Battery Packs
The EVE INR21700/50E may be used in professionally designed e-bike battery packs when the required discharge current, series-parallel configuration, BMS and thermal-management system are correctly matched.
Electric Scooter Battery Packs
The cell may be integrated into compatible electric scooter battery packs requiring high capacity, stable energy output and extended operating time.
Portable Power Stations
The high-capacity 21700 format makes the cell suitable for portable power stations and mobile energy products when the pack design complies with the official cell specifications.
Energy Storage Products
The EVE INR21700/50E may be used in compact residential energy storage modules, backup power products and customized energy storage battery packs.
Portable Electronic Equipment
It may be used in battery packs for inspection equipment, testing instruments, monitoring devices and other portable electronic products requiring extended runtime.
Robotics and Automation
The cell may be integrated into customized battery packs for robots, automated equipment, mobile industrial devices and remote-control systems.
4. Professional Battery Pack Assembly
The EVE INR21700/50E is suitable for professional battery pack production processes, including:
- Cell sorting and consistency testing
- Capacity matching
- Internal resistance matching
- Nickel strip spot welding
- BMS selection and integration
- Series and parallel battery configurations
- Battery insulation and packaging
- Thermal-management design
5. Wholesale Supply and Customization
We supply EVE 21700 lithium-ion battery cells to battery pack manufacturers, distributors, electric mobility companies, equipment manufacturers and energy solution providers.
- Wholesale battery cell supply
- Matched cell groups available upon request
- Customized battery pack assembly
- BMS and battery accessory supply
- Technical and transportation documents
- International lithium battery shipping solutions
Please contact us for current pricing, minimum order quantity, available stock, production batch information and shipping options.
6. Important Notice
The EVE INR21700/50E is primarily a high-capacity cell. Its suitability for high-power applications must be confirmed according to the required discharge current and the official EVE datasheet.
This is an unprotected industrial lithium-ion cell intended for professional battery pack assembly. A compatible BMS, lithium-ion charger, insulation structure and professional spot-welding process are required.
The exact minimum capacity, discharge current, charging current, internal resistance, cycle life, operating temperature and certification status must be confirmed according to the official EVE datasheet and actual production batch.
Frequently Asked Questions
1. What is the EVE INR21700/50E?
The EVE INR21700/50E is a rechargeable 21700 lithium-ion battery cell with a nominal voltage of 3.6V and a rated capacity of 5000mAh. It is intended for professional battery pack assembly.
2. Is the EVE INR21700/50E suitable for high-power applications?
It is primarily a high-capacity cell. Suitability for high-power equipment depends on the required current and the discharge limits stated in the official EVE datasheet.
3. Is this a protected 21700 battery?
No. It is an unprotected industrial cell. A compatible BMS, charger, insulation structure and professionally designed battery enclosure are required.
4. Can matched cells be supplied for battery pack production?
Yes. Capacity matching, internal resistance matching and cell consistency testing may be provided according to the buyer’s battery pack requirements.
5. Are wholesale supply and transportation documents available?
Wholesale quantities, international shipping solutions, technical datasheets, UN38.3 reports and MSDS documents may be available depending on the production batch and destination.
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