CATL 3.2V 530Ah
The ATLCATL 3.2V 530Ahbrings industrial-grade energy storage to DIY builders.
Key Features
- 530Ah per cell
- Grade A — top CATL production
- LiFePO4 — no thermal runaway
- 3,500+ cycle life
Technical Specifications
| Specification | Value |
|---|---|
| Manufacturer | CATL |
| Grade | Grade A |
| Chemistry | LiFePO4 |
| Nominal Voltage | 3.2V |
| Max Voltage | 3.65V |
| Capacity | 530Ah |
| Energy | ~1,700Wh per cell |
| Cycle Life | 3,500+ |
| Format | Prismatic |
Safety Warning for Lithium Battery Usage
Customers should have a clear understanding of lithium battery handling and safety before making a purchase. Lithium batteries are highly sensitive and may pose fire, burn, or explosion risks if improperly handled. Always charge batteries on fire-resistant surfaces, and never leave them charging unattended.
- Not for Use in E-Cigarettes or Similar Devices
- Risk of Fire and Explosion: Misuse can cause batteries to ignite, explode, or release harmful gases.
- Always Use in a Protected Pack with appropriate BMS circuitry.
- Proper Storage and Handling: Store in protective cases, away from metal items.
- Inspection Prior to Use: Do not use batteries with damaged wrappers or visible damage.
- Follow Manufacturer Charging Specs: Avoid overcharging or over-discharging.
- Heat and Water Precautions: Do not expose to high temperatures or liquids.
- Assembly: Batteries should only be spot welded; do not solder directly onto terminals.
For Resellers: Please ensure all safety information is passed along to end users.
Cell Specification
| Item | Specification and comments |
|---|---|
| Cell model | CATL 3.2V 530Ah prismatic LiFePO4 cell |
| Chemistry | LiFePO4 (LFP) prismatic cell for ESS (home / industrial) |
| Standard capacity | 530Ah – prismatic cell, rated at 0.5C discharge |
| Nominal voltage | 3.2V |
| Energy (nominal) | ≈1.70kWh (3.2V × 530Ah) |
| Internal resistance | 0.17 ± 0.05mΩ (1kHz) |
| Standard charging voltage | 3.65V |
| Discharge cut-off voltage | 2.5V (some vendors quote 2.0V under specific conditions) |
| Standard charge current | 0.5C (≈265A) |
| Max. charge current | 1C (≈530A) |
| Standard discharge current | 0.5C (≈265A) |
| Max. continuous discharge current | 1C (≈530A) |
| Cycle life | ≈8000 cycles @ 70% SOH (typical ESS conditions) |
| Operating temperature | Charge: 0~60°C; Discharge: -20~60°C |
| Application | Energy storage systems (home, commercial, industrial), off-grid solar, UPS |





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