Overview
The Ovonic 4S 10000mAh 14.8V 120C LiPo battery pack (2-pack) is built for high-current RC power systems that need stable voltage under load and extended runtime. It features a 4S1P configuration (14.8V nominal) with 120C discharge capability and comes factory-fitted with an EC5 plug plus a JST-XHR-5P balance connector.
Key Features
- High-capacity power system: 10000mAh, 14.8V (4S1P), 148Wh.
- High discharge rate: 120C (listed as continuous in the provided specs).
- Connectors: EC5 main plug; JST-XHR-5P balance connector.
- Wiring: solid copper wire (listed on the product graphic).
- Manufacturer-stated stacking technology improvements: higher energy density +6%, longer running time +12%, lower battery swelling -8%, lower internal resistance -4%.
- Manufacturer comparison graphic (Ovonic vs others): energy density 96%, lower internal resistance 86%, safety 95%, cycle life 91%, discharge capacity 82%.
Specifications
| Brand | Ovonic |
|---|---|
| Battery Type | Lithium Polymer (LiPo) |
| Configuration | 14.8V / 4S1P / 4 Cells |
| Capacity | 10000mAh |
| Voltage | 14.8V |
| Energy | 148.0Wh |
| Discharge Rate | 120C (Continuous) |
| Connector Type | EC5 Plug |
| Balance Connector | JST-XHR-5P |
| Dimensions | 178 x 50 x 42.5 mm (±3mm tolerance) | 7 x 1.9 x 1.7 in (±0.12in tolerance) |
| Net Weight (per pack) | 800 g (±5g tolerance) | 1.7 lbs (±0.01lb tolerance) (also shown as 1.76 lb / 800 g on the product graphic) |
| Pack Quantity | 2-Pack |
Applications
- Large RC airplanes, scale aircraft & EDF jets: supports extended flight time and stable voltage for higher servo/motor loads.
- Heavy-lift drones & large helicopters: designed for consistent high-amperage output in demanding setups.
- 1/8 scale RC cars, trucks, & speedboats: suitable for high-current systems requiring longer runtime.
For plug/connector compatibility questions (EC5, balance lead, or adapter needs), contact support at https://rcdrone.top/ or email [email protected].
What's Included
- 2 x Ovonic 4S 10000mAh 14.8V 120C LiPo Battery with EC5 Plug
- 2 x Ovonic Brand Stickers
- 1 x User Manual
Safety Notes
- Always use dedicated LiPo balance chargers (such as Ovonic Mate 1, X1, X4, or D15) and select correct cell counts.
- Never charge batteries unattended or exceed maximum charge rate of 1C.
- Inspect cell wrapping and wires for damage before installing.
- Store in fireproof LiPo safety bags at recommended storage voltage (3.8V–3.85V per cell).
- Keep battery packs away from high heat, direct sunlight, and moisture.
Details

High-capacity 4S power for demanding RC setups, with EC5 main leads and a JST-XHR-5P balance connector.

Ovonic’s comparison graphic highlights improvements in energy density, internal resistance, safety, cycle life, and discharge capability.

Stacking technology is designed to boost energy density and runtime while reducing swelling and internal resistance.

A versatile 4S LiPo option for RC cars, FPV builds, fixed-wing aircraft, and boat models that need stable voltage under load.
