Product Name
S40160L175QN350 Sodium-Ion Rechargeable Battery
Advantages
- Superior low-temperature performance (≥75% capacity retention at -40°C)
 
- High energy density (121 Wh/kg, 261 Wh/L)
 
- Long cycle life and stable high-temperature storage
 
Specifications
| Item | 
Specification | 
Condition | 
| Nominal Voltage | 
3.0V | 
- | 
| Nominal Capacity | 
17.5Ah | 
0.5C, 25±2°C | 
| Minimum Capacity | 
17Ah | 
0.5C, 25±2°C | 
| Operating Voltage | 
1.5V–3.95V | 
- | 
| AC Internal Resistance | 
1.3±0.3mΩ | 
1kHz, 50% SOC, 25±2°C | 
| Weight | 
435±10g | 
With packaging | 
| Max Continuous Charge | 
3C (20–40°C), 2C (40–60°C), 1.5C (10–20°C), 0.2C (0–10°C) | 
CC/CV, cut-off 3.95V/0.05C | 
| Max Continuous Discharge | 
4C (15–45°C) | 
Cut-off 1.5V | 
| Pulse Discharge | 
15C (10s, 15–45°C) | 
50% SOC | 
 
Cycle Life
| Condition | 
Performance | 
| 0.5C charge/discharge, 25°C | 
≥3000 cycles (80% SOH) | 
 
Discharge Curve
(Note: Include a graph here showing discharge capacity vs. voltage at different temperatures and rates.)
Operating Temperature Range
| Operation | 
Temperature Range | 
Notes | 
| Charging | 
0°C to 60°C | 
Optimal: 15–40°C (cell surface temp) | 
| Discharging | 
-40°C to 65°C | 
- | 
| Storage (≤3 months) | 
-40°C to 35°C | 
- | 
| Storage (≤6 months) | 
-10°C to 25°C | 
SOC 25–75% recommended | 
 
Certifications
Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.
Key Features
- Robust safety: Passes crush, short-circuit, overcharge, and vibration tests.
 
- High efficiency: ≥97% capacity retention at 4C discharge.
 
- Wide temperature adaptability for extreme environments.
 
Applications
- Energy storage systems
 
- Electric vehicles (EVs)
 
- Industrial backup power
 
- Low-temperature equipment
 
Usage Warnings & Precautions
- Do not short-circuit, overcharge, or expose to fire.
 
- Avoid storage with metal objects or in direct sunlight.
 
- Use CC/CV chargers designed for sodium-ion batteries.
 
- Discharge cutoff voltage: ≥1.5V; Charge cutoff voltage: ≤3.95V.
 
Storage Guidelines
- Store in dry, ventilated areas (SOC 25–75%).
 
- For long-term storage (>3 months), maintain at -10°C to 25°C and recharge every 3 months.
 
Warranty & Disclaimer
- Warranty covers manufacturing defects only (abuse/misuse excluded).
 
- Not liable for issues caused by improper circuit design or unauthorized modifications.