The INR18650E29SS (3.65V 2850mAh, 8A, 500 cycles) is a high-capacity 18650 Li-ion cell designed for electric motorcycles and light electric mobility applications. It offers balanced performance—high capacity, stable 8A discharge, low internal resistance, and verified 500-cycle lifespan. Ideal for pack builders needing reliable, certified cells fully compliant with UN38.3, KC, IEC/CE, RoHS, and MSDS. Suitable for 1S to multi-series battery packs across electric scooters, motorcycles, LEVs, and smart energy systems.
High Capacity 2850mAh — ensures long riding range and stable endurance.
8A Continuous Discharge — reliable output for electric motorcycles and LEV systems.
Long Cycle Life — ≥500 cycles at 80% capacity retention under standard 0.2C cycling.
Optimized for EV Packs — consistent internal resistance and thermal stability.
Fully Certified — UN38.3, KC, IEC/CE, RoHS, MSDS for global deployment.
The INR18650E29SS (also known as 18650-29E) is a high-capacity lithium-ion cylindrical cell engineered for electric motorcycles, scooters, and light electric vehicles requiring stable discharge performance and dependable cycle life.
With a nominal voltage of 3.65V and a 2850mAh rated capacity, this cell delivers the ideal balance between energy density and moderate-rate discharge capability. Its ≤45mΩ internal resistance ensures lower heat generation and consistent efficiency during continuous riding conditions.
Thanks to its 8A discharge capability and verified 500-cycle performance, the INR18650E29SS is widely adopted in professional EV battery packs, smart home storage systems, and other mobility applications where reliability and safety are essential.
| Parameter | Value |
|---|---|
| Model | INR18650E29SS |
| Chemistry | Li-ion |
| Nominal Voltage | 3.65V |
| Capacity | 2850mAh |
| Standard Charge Current | 0.2C (570mA) |
| Max Charge Current | 0.5C (1425mA) |
| Max Discharge Current | 8A |
| Discharge Cut-off Voltage | 2.5V |
| Charge Cut-off Voltage | 4.2V |
| Internal Resistance | ≤45mΩ |
| Weight | 45g |
| Dimensions | 18mm × 65mm (Diameter × Height) |
| Condition | Performance |
|---|---|
| Standard Cycle Test (0.2C charge / 0.2C discharge) | ≥500 cycles to 80% capacity retention |
This cycle life performance ensures stable long-term use in electric mobility applications where daily charge/discharge operation is expected.
| Condition | Temperature |
|---|---|
| Charging | 0°C to 45°C |
| Discharging | -20°C to 60°C |
| Storage | -20°C to 50°C |
UN38.3 (transport safety)
KC
IEC / CE
RoHS
MSDS
Balanced EV Performance — ideal for electric motorcycles requiring mid-power discharge.
Thermally Stable Design — controlled heat rise under sustained loads.
Long Service Life — consistent performance over hundreds of cycles.
Reliable Manufacturing — strict quality control ensuring pack consistency.
Electric motorcycles and e-scooters
Light electric vehicles (cargo LEVs, mobility EVs)
Smart home backup power systems
18650 battery packs in series/parallel configurations
IoT energy storage modules
Do not exceed the maximum charge or discharge current.
Avoid short circuits, crushing, puncturing, or deformation.
Keep away from water, fire, and temperatures above 60°C during discharge.
Use only with a compatible Battery Management System (BMS) for pack integration.
Do not mix cells of different brands, capacities, or cycle ages.
Store at 30–50% SOC (state of charge).
Keep in a cool, dry environment below 50°C.
Recharge every 6 months if stored long-term.
Avoid direct sunlight or condensation exposure.
12-month limited warranty covering manufacturing defects.
Warranty does not cover damage caused by improper handling, incorrect assembly, or lack of BMS protection.
| Feature | INR18650E29SS | Standard 2600mAh 18650 |
|---|---|---|
| Capacity | 2850mAh | 2400–2600mAh |
| Continuous Discharge | 8A | 3–5A |
| Cycle Life | ≥500 cycles | 300–400 cycles |
| Internal Resistance | ≤45mΩ | 55–70mΩ |
| EV Optimization | Yes | Limited |
| Thermal Stability | Enhanced | Standard |
Result:
INR18650E29SS provides higher range, better durability, and improved load support, making it more suitable for electric motorcycle and LEV applications.