The OID372170-22000mAh-7C-3.7V Li-Polymer rechargeable battery combines high capacity, strong discharge capability, and stable cycle life. Developed by Shenzhen Jianheng Technology Co., Ltd., this battery is suitable for UAVs, robotics, industrial applications, and other high-performance equipment.
Unlike standard battery factories, we position ourselves as a battery solution provider. We always integrate the best cell resources and offer tailored pack solutions for different industries. This ensures our partners get a product that matches their unique requirements, with flexibility, speed, and support for small batches.
| Item | Specification |
|---|---|
| Model | OID372170-22000mAh-7C-3.7V |
| Nominal Capacity | 22,000mAh (min. 21,000mAh @ 0.5C discharge) |
| Nominal Voltage | 3.7V |
| Full Charge Voltage | 4.2V |
| Standard Charge Current | 0.5C CC/CV to 4.2V, cut-off ≤0.05C |
| Fast Charge Current | Up to 2C |
| Standard Discharge | 0.5C (11A) |
| Max Continuous Discharge | 7C (154A) |
| Pulse Discharge | 10C ≤3s |
| Cut-off Voltage | 2.8V |
| Internal Impedance | ≤1.0mΩ |
| Dimensions | 170 × 72 × 10.3 mm |
| Weight | ~294g |
| Energy Density | ≥280Wh/kg, ≥645Wh/L |
| Operating Temperature | Charge: 0℃ ~ 45℃ / Discharge: -20℃ ~ 60℃ |
| Shipping Voltage | 3.5V – 3.6V |
High Energy Density – Lightweight, up to 280Wh/kg.
Strong Power Output – 7C continuous and 10C pulse discharge capability.
Reliable Cycle Life – ≥800 cycles at 0.5C while maintaining ≥80% capacity.
Wide Application Range – Performs well from -20℃ to 60℃.
Safety Verified – Vibration, drop, and thermal stability tests passed.
Solution-Oriented Approach – Customized designs available for different equipment and industries.
Fast & Flexible Service – Small batch support, quick response, and engineering guidance.
Cycle Life:
≥800 cycles @ 0.5C
≥500 cycles @ 3C
≥300 cycles @ 5C
Self-Discharge: ≥85% after 28 days at 25℃
Warranty: 12 months from shipment date
Storage Temperature: 0℃ ~ 35℃
Humidity: ≤75% RH
Long-Term Storage Voltage: 3.7V – 3.9V (40%–50% SOC)
Maintenance: Recharge/discharge every 3 months to maintain performance
Do not expose to fire, heat, or moisture.
Do not puncture, crush, or disassemble.
Only use chargers designed for Li-Polymer cells.
Stop use if swelling, leakage, or deformation is found.
Store in a dry, ventilated environment, away from direct sunlight and magnetic fields.
Avoid overly frequent charging/discharging to extend service life.
We are not just a battery maker—we are a battery solution partner.
Customization: Tailored pack solutions designed to meet project-specific needs.
Flexibility: No dependency on a single cell supplier; we integrate the best cell options.
Responsiveness: Fast engineering support and quick lead times.
Small Batch Friendly: Support for pilot runs and low-volume orders.
Value-Added Support: Assist customers with design validation and certification to reduce barriers in market entry.
With these advantages, Jianheng batteries help our clients lower development risks, improve product competitiveness, and enter new markets with confidence.
Our products are sold all over the world, you can rest assured.
