BYD 3.2V 138Ah LiFePO4 Blade Battery: Ultra-Thin, High-Capacity Power for EVs & Energy Storage
Product Introduction
The BYD 3.2V 138Ah LiFePO4 Blade Battery is a groundbreaking lithium iron phosphate (LiFePO4) cell engineered specifically for electric vehicles (EVs) and space-constrained energy storage applications. Leveraging BYD’s proprietary Blade Battery technology, this cell merges an ultra-thin 13.5mm form factor with a robust 138Ah capacity, delivering exceptional energy density in designs where space is at a premium. With LiFePO4’s inherent safety, a cycle life of ≥4000 times, and wide temperature adaptability (-20~55℃ during discharge), the BYD 3.2V 138Ah LiFePO4 Blade Battery redefines reliability and versatility for automotive and energy storage use cases.
Technical Specifications
| Parameter | Details |
|---|---|
| Nominal Voltage | 3.2V |
| Nominal Capacity | 138Ah |
| Charging Method | Constant Current (CC) |
| Standard Charging Current | 0.2C (≈27.6A) |
| Max. Continuous Charging Current | 1.5C@23℃ (≈207A) |
| Charging Cut-off Voltage | 3.8V |
| Standard Discharging Current | 0.2C (≈27.6A) |
| Max. Discharging Current | 2C (≈276A) |
| Discharging Cut-off Voltage | 2.0V |
| DCIR (at 50% SOC) | 3.0±0.2mΩ (30s, 1.5C) |
| Working Temperature | Charging: -10~+50℃; Discharging: -20~+55℃ |
| Storage Temperature | -10~30℃ (<1 year, SOC: 30%–60%) |
| Cycle Life | ≥4000 cycles |
| Dimensions (L×T×W) | 960×13.5×90mm |
| Weight | 2.63±0.1Kg |
Core Features
1. Blade Battery Innovation: Ultra-Thin, High-Capacity Design
The BYD 3.2V 138Ah LiFePO4 Blade Battery leverages Blade Battery technology—a revolutionary cell architecture that:
- Reduces thickness to just 13.5mm while retaining 138Ah capacity, enabling seamless integration into slim EV battery packs or compact energy storage units (e.g., wall-mounted home batteries).
- Maximizes energy density in tight layouts, making it perfect for vehicles (e.g., sedans, urban EVs) or devices where form factor is critical.
2. LiFePO4 Safety & Longevity
Built with lithium iron phosphate (LiFePO4) chemistry, this battery provides:
- Unmatched Safety: LiFePO4’s thermal stability eliminates thermal runaway risks, essential for EVs and residential energy storage.
- Industry-Leading Cycle Life: ≥4000 cycles ensure years of reliable use, lowering total cost of ownership for EV fleets or long-term energy storage systems.
3. Wide Temperature Resilience for Diverse Environments
Engineered to perform in:
- -20~55℃ Discharge Range: Powers EVs in frigid winters (-20℃) or hot summers (55℃), and energy storage systems in extreme climates.
- -10~50℃ Charging Range: Allows flexible recharging in cold garages (-10℃) or hot parking lots (50℃), without performance loss.
4. High Current Capability for Dynamic Applications
With 2C max discharging current (≈276A), the Blade Battery supports:
- EV Acceleration & Regeneration: Delivers peak power for rapid acceleration, while handling high-current regenerative braking in hybrid/electric vehicles.
- Energy Storage Peak Shaving: Supplies burst power for grid peak-load management or backup during power outages.
Application Scenarios
The BYD 3.2V 138Ah LiFePO4 Blade Battery powers:
- Electric Vehicles (EVs): Sedans, hatchbacks, or urban EVs where slim battery packs and high safety are priorities (e.g., passenger cars, delivery vehicles).
- Residential Energy Storage: Wall-mounted or compact home battery systems for solar self-consumption, backup power, or time-of-use energy shifting.
- Commercial Energy Solutions: Small-scale industrial storage, telecom backup, or off-grid power for remote devices (e.g., weather stations, IoT hubs).
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