Overlander 20000mAh 25.9V 7S2P 25C Supersport XL LiPo Battery - AS150

The Overlander 20000mAh 25.9V 7S2P 25C Supersport XL LiPo Battery – AS150 (OL-3673) is built for demanding, large-scale UAV work where extended flight time and dependable power delivery are essential. High-capacity cells and a 25C continuous (50C burst) rating provide sustained output for intensive aerial tasks. Suggested compatibility includes large UAV platforms that support 7S 25.9V LiPo packs with an AS150 main connector.

Measuring 170 x 54 x 172 mm and weighing 2,960 g, this 518 Wh pack integrates cleanly into spacious airframes while balancing substantial capacity with manageable mass. Heavy-duty 8AWG wiring is fitted with an AS150 main connector and a JST-XH balance lead for straightforward setup and maintenance.

Part of Overlander’s Supersport XL range, the pack is engineered for consistent voltage delivery and robust performance during power peaks, helping your aerial platform remain responsive during manoeuvres and climbs. Within the wider range there are customisable connector options (EC5, XT90 and XT90 Anti-Spark) to suit different builds.

Key Advantages

• 20000mAh capacity and 25.9V 7S2P architecture deliver prolonged power for extended flight durations and operational efficiency.
• 25C constant discharge with 50C bursts ensures consistent, responsive output for demanding manoeuvres and power surges.
• Optimised size and weight (170 x 54 x 172 mm, 2,960 g) for large-scale UAV applications.
• AS150 main connector on heavy-duty 8AWG leads; Supersport XL range also offers EC5, XT90 and XT90 Anti-Spark options.
• Well suited to extensive aerial projects requiring reliable, sustained power delivery.

Specifications

• Chemistry: Lithium Polymer (LiPo)
• Capacity: 20000mAh
• Nominal Voltage: 25.9V
• Cell Configuration: 7S2P
• Continuous Discharge: 25C (up to 500A)
• Burst Discharge: 50C (up to 1000A)
• Energy: 518Wh
• Main Leads: 8AWG with AS150 connector
• Balance Lead: JST-XH
• Dimensions (L x W x D): 170 x 54 x 172 mm
• Weight: 2960 g
• Series: Supersport XL

Safety Information

• Follow the manufacturer’s guidance for charging, discharging and storage using a compatible LiPo charger.
• Avoid overcharging or over-discharging; monitor voltage and temperature during use, especially with high-power models.
• Never leave the battery unattended while charging and secure it properly in your model.
• Improper handling can cause fire, injury or battery failure; handle and store with care.
• Dispose of batteries responsibly in line with local regulations.