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PAWELL Solid-State 81,000 mAh Battery Pack for UAVs

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The PAWELL Solid-State 81,000 mAh battery is designed for large UAVs, such as the VAMPIRE, and long-range drones, where every gram of weight directly impacts mission duration. Based on solid-state chemistry with a high energy density of ~350 Wh/kg, it ensures stable operation and enhanced safety compared to traditional Li-ion or LiPo batteries, while supporting high load currents of up to 400A (5C).

The PAWELL Solid-State 81,000 mAh battery is utilized in bomber drones like the legendary VAMPIRE, agricultural drones, cargo, and specialized platforms where uninterrupted equipment operation, maximized payload capacity, and the efficiency of every single gram are crucial.

  • High Energy Efficiency: Delivers 1,798 Wh at a weight of just 5.2 kg and an energy density of ~350 Wh/kg, providing an approximate 30% weight reduction compared to typical Li-ion/LiPo equivalents of the same capacity.
  • High-Load Operation: Supports a discharge rate of up to 5C for systems with peak current demands.
  • Low-Temperature Resistance: Delivers stable operation during discharge in temperatures as low as –20 °C.
  • Fast Turnaround for Subsequent Flights: Standard charging current of 40A/4.2V allows for quick preparation.
  • Takeoff Weight Optimization: The 81 Ah capacity at a weight of 5.2 kg allows for extended flight duration or a heavier payload without exceeding mass restrictions.
  • 6S Platform Compatibility: The 22.2V nominal voltage ensures seamless integration into large bomber drones like the Vampire, hexa- and octocopters (e.g., Matrice 600), agricultural drones, custom 6S builds, and large fixed-wing UAVs.

Technical details

PAWELL Solid-State 81 000 battery

Electrical characteristics:

  •  6S configuration
  •  Solid-State Elements
  •  Rated voltage: 22.2 V
  •  Capacity: 81Ah (1798Wh)
  •  Voltage range: 15-25.2 V
  •  Peak discharge current: 400 A (5C)
  •  Operating temperature: from -20°C to +65°C

 Physical characteristics:

  •  Size (L × W × H): 205 × 58 × 154 mm
  •  Weight: 5.2 kg
  •  Outer material: thick layer of heat shrink

 Charging characteristics:

  •  Recommended: up to 40A/4.2V

Connectors:

  •  Power cable: AWG6
  •  Power connector: QS-8s

 Operating temperature:

  •  Charging: 0°C to 45°C
  •  Discharge: –20°C to 65°C

 Storage temperature:

  •  Short-term (<1 month): –10°C to 45°C
  •  Long-term (>1 month): 0°C to 25°C
  •  Humidity: ≤85% (relative humidity)

Need more details? Fill out the form and get the full datasheet of this battery

High energy density

High energy density keeps the design lightweight without sacrificing performance or battery life. Our builds reach maximum values of 400+ Wh kg

Automated laser welding

Robotic laser provides extremely high welding accuracy of 0.01–0.05 mm, which ensures greater reliability in battery operation

Serial production

Thanks to automation and proven processes, we guarantee the production of large batches, maintaining the high quality of each unit for your board.

Technical support

Our team is in touch after the purchase to provide technical support or advice, we are responsible for the reliability of each manufactured solution.

© 2026 PAWELL. All rights reserved.

© 2026 PAWELL. All rights reserved.

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