Description
The RadioMaster 5000mAh 2S Li-ion Battery Pack is the ultimate high-capacity power upgrade designed specifically for TX16S, TX12, Boxer, and GX12 radio transmitters. Built with premium 21700 lithium-ion cells, it delivers superior energy density and vastly extended operating runtimes compared to standard LiPo packs, while ensuring safer long-term field deployment. The pack is cleverly engineered with a dual-connector setup featuring a standard JST-XH balance lead alongside an optimally lengthened XT30 output plug, making it perfectly suited to power power-hungry external RF modules like the TBS Crossfire without any extra hassle.
Technical Specifications
| Specification | Details |
| Battery Chemistry | Lithium-Ion (Li-ion) |
| Capacity | 5000 mAh |
| Configuration | 2S1P (2 Cells) |
| Voltage | 7.4V |
| Total Energy | 37 Wh |
| Cell Dimensions | 21700 Grade |
| Output Connectors | JST-XH & XT30 |
| Max Charge Current | 2.0 A |
| Dimensions (L x W x H) | 72 x 42 x 22 mm |
| Weight | 150 grams |
Package Includes
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1 x RadioMaster 5000mAh 2S Li-ion Transmitter Battery Pack
Warranty Details
15 Days Warranty
Covered against manufacturing and internal cell construction defects for 15 days from the date of delivery. Valid claims will receive a direct replacement.
Voids Warranty: Puffing or swelling caused by deep-discharging below safe voltage limits, puncturing the wrap, wire cutting, custom connector modifications, or charging beyond the max 2A current threshold.
Note: Product images are shown for illustration purposes only. Always use a dedicated Li-ion balance charging profile on your charger and never exceed the maximum recommended 2.0A charge rate to keep the cells healthy.


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