Overview
This 2-pack of Ovonic 15000mAh 3S2P 11.1V 130C LiPo battery packs is built for high-demand RC power systems using an EC5 discharge plug and a JST-XHR-4P balance/charge lead. With 15000mAh capacity and a 130C continuous discharge rating, it is suited for long runtime and high current draw in large-scale RC platforms such as 1/5 RC trucks, including Arrma KRATON and Arrma Felony setups that accept the connector and battery size.
Key Features
- 15000mAh capacity for extended runtime
- 3S2P configuration, 11.1V nominal
- 130C continuous discharge rate (max burst 260C)
- EC5 discharge connector and JST-XHR-4P balance/charge plug
- Soft case battery type
- Label states: ISO International Quality Certification
- Manufacturer performance claims shown: +12% longer running time, -5% lighter weight, -4% lower resistance
Specifications
| Brand | Ovonic |
| Chemistry | Lipo Polymer (LiPo) |
| Capacity | 15000mAh |
| Configuration | 3S2P |
| Voltage | 11.1V (3S) |
| Energy | 166.5Wh |
| Continuous Discharge Rate | 130C |
| Max Burst Discharge Rate | 260C |
| Discharge Plug | EC5 connector |
| Charge/Balancer Plug | JST-XHR-4P |
| Battery Type | Softcase |
| Size | 150 x 52 x 45 mm (5.9 x 2.0 x 1.7 inches) ± 5mm |
| Weight | 830g (1.83 lb) ± 20g |
Compatibility / Applications
- 1/5 & 1/7 RC cars: Arrma Felony 6S BLX, Kraton 6S V5, Limitless, Infraction 6S, Mojave, and similar models (confirm battery tray space and connectors)
- Large-scale crawlers such as Axial SCX6
- RC trucks, RC buggies, and off-road bashers requiring 3S LiPo with EC5
- RC airplanes & multirotors using large-scale 3S setups (examples listed: Freewing AL37, E-flite Carbon-Z 150T)
What's Included
- 2 x Ovonic 15000mAh 11.1V 130C 3S LiPo Battery (EC5)
- 2 x Brand stickers
- 1 x User manual
- Packing box
Charging & Safety Notes
- Ensure compatibility with both voltage and plug specifications before use.
- Cease charging immediately upon reaching 4.2V per cell (normal voltage range: 3.7V~4.2V).
- Inspect battery condition before each use.
- If a new battery does not hold a full charge or loses charge rapidly, use a balance charger and cycle it several times.
For help confirming EC5/JST-XHR-4P fitment, battery tray clearance, or choosing a compatible charger, contact [email protected] or visit https://rcdrone.top/.
Details

Built for high-demand RC setups, each 3S pack combines 15000mAh capacity with a 130C discharge rate in a softcase form factor.

An EC5 discharge connector and JST-XHR-4P balance lead make it easy to match common large-scale RC power systems and chargers.

Manufacturer performance notes highlight longer running time, reduced weight, and lower internal resistance compared with prior designs.


The box includes two 3S 15000mAh packs plus brand stickers and a user manual for setup, charging, and safety guidance.
