Description
⚡ Introducing the CALB 3.2V 72Ah LiFePO4 Cell – Featuring industry-leading 0.1-0.5mΩ AC impedance and 3C pulse discharge, this high-capacity prismatic cell delivers unmatched efficiency for demanding energy storage and electric vehicle applications.
🔋 Key Features
✅ Ultra-Low Internal Resistance – Just 0.1-0.5mΩ (30% SOC) for maximum energy efficiency
✅ High-Current Performance –
▪ Charge: 1C continuous (72A) / 2C pulse (144A for 10s)
▪ Discharge: 3C pulse (216A for 30s) @<50°C
✅ Optimized Cycle Life – 2,000+ cycles at 80% capacity retention (1C/1C @25°C)
✅ Compact Design – Slim 30mm width for space-efficient battery pack configurations
✅ Robust Construction – ±1mm dimensional tolerance for easy assembly
📊 Technical Specifications
| Parameter | Specification |
|---|---|
| Nominal Voltage | 3.2V |
| Capacity | 72Ah |
| Internal Resistance | 0.1-0.5mΩ (AC @30% SOC) |
| Dimensions (L×W×H) | 135×30×220.8mm (±1mm) |
| Weight | 1.78kg ±0.1kg |
| Cycle Life | ≥2,000 cycles (@80% retention) |
| Operating Temperature | -20°C to 60°C |
🚀 Premium Applications
🔹 Commercial EVs – Electric buses, trucks, and fleet vehicles
🔹 Grid-Scale Storage – High-efficiency energy buffering
🔹 Marine Propulsion – Long-duration power for electric boats
🔹 Industrial UPS – Reliable backup for critical infrastructure
🔹 Off-Grid Solar – Optimal for large-capacity battery banks
✔ Why CALB Stands Out
✔ Aviation-Proven Technology – Trusted by aerospace manufacturers
✔ Energy Density Champion – 72Ah capacity in compact form factor
✔ Thermal Stability – Consistent performance across wide temperature range
✔ Global Certifications – UN38.3, IEC62619, UL1973 compliant
🔧 Configuration Tip: Perfect for 24V 216Ah systems (8S1P) or 48V 72Ah (16S1P) setups.
3.2V 50Ah HIGHSTAR LiFePO4 Prismatic Cell – Ultra-Low Resistance Battery for Solar, EV & Marine (≤0.5mΩ, 3500+ Cycles)