MASON POWER 650Wh/kg 3.85V 31000mAh Anode-Free Battery Cell – Extended Runtime for Large-Area Surveying & Inspection

• Ultra-Precision Electrode Assembly: Sub-millimeter alignment accuracy in our automated stacking and winding lines ensures flawless electrode spacing – critical for anode-free designs where uniformity directly impacts cycle stability and safety.
• Fine-Graded Capacity Platform: Our production lines are calibrated to deliver tightly graded capacity options within the same cell platform – enabling system designers to select the exact energy level their application requires without changing mechanical interfaces.
• 100% Formation & Grading: Every cell undergoes comprehensive formation cycling and precision grading for capacity, ACIR, and self-discharge rate – with sorting tolerances that guarantee consistent performance across every production batch.
• Proven Quality Systems: Our manufacturing facilities maintain ISO 9001, UL, and UN38.3 certifications, ensuring that every anode-free cell meets the strictest international safety and reliability standards for global shipment.

Model Code: MS-AF650-31Ah
Type: Anode-Free High-Energy Cell
Energy Density: 628.2 Wh/kg
Nominal Voltage: 3.85 V
Operating Range: 2.5 – 4.5 V
Nominal Capacity: 31000 mAh
Total Energy: 119.35 Wh
Continuous Discharge: 1C
Max. Burst Discharge: 3C
Dimensions（mm）: 7.6 × 59 × 156
Weight: 190 g

• Long-Endurance UAVs: Extended ISR, mapping, and surveillance missions where maximum flight time is the ultimate requirement.
• Portable Military Electronics: High-energy, lightweight cells for soldier-worn equipment, communication devices, and field-operable systems.
• Long-Endurance eVTOL Platforms: Weight-efficient energy storage for next-generation electric vertical takeoff and landing aircraft prioritizing range over burst power.
• Large-Area Surveying & Inspection: Extended runtime for LiDAR, photogrammetry, and geophysical survey instruments in remote field operations.
• High-End Portable Power Stations: Ultra-lightweight power sources for expedition teams, disaster response, and off-grid professionals.
• Aerospace Pre-Research: An ideal platform for R&D teams exploring advanced power system architectures for high-altitude platforms and small satellites.