Overview
The Ovonic 4S LiPo battery is a 14.8V 9000mAh pack designed for high-current RC use, featuring an EC5 discharge plug and a JST-XHR-5P charge/balance plug. It is intended for RC truck and RC car applications such as ARRMA KRATON 8S 4WD monster truck setups, and can also suit other models (including TRA X-Maxx 8S) when voltage and connector type match.
Key Features
- High discharge rating: 100C continuous / 200C burst (as stated by the manufacturer text).
- Connectors: EC5 discharge plug; JST-XHR-5P charge/balance plug.
- Soft case pack (listed on product spec graphics).
- Manufacturer-stated performance notes: +12% longer running time, -5% lighter weight, -4% lower resistance; “Safer” with “ISO International Quality Certification” (as stated on product graphics).
- Cell/pack notes from labeling: 4S2P, 14.8V, 9000mAh, 133.2Wh (shown on pack labeling/graphics).
Specifications
| Brand | Ovonic |
| Battery type | LiPo (Lithium Polymer) |
| Capacity | 9000mAh |
| Voltage | 14.8V |
| Energy | 133.2Wh |
| Discharge rate | 100C (200C burst stated) |
| Configuration | 4S2P |
| Pack type | Soft Case |
| Dimensions | 157*47*53mm (6.1*1.8*2.0inch) |
| Weight | 825g / 1.82lb |
| Discharge plug | EC5 Plug |
| Charge plug | JST-XHR-5P |
For fitment or connector questions before purchase, contact https://rcdrone.top/ or email [email protected].
What's Included
- 1 × Ovonic 100C 9000mAh 4S LiPo Battery (14.8V)
- 1 × User Manual
- Packing box (shown on product graphics)
Applications
- RC truck and RC car power systems using EC5 (including ARRMA KRATON 8S 4WD monster truck setups)
- Compatible use cases mentioned by the manufacturer text: TRA X-Maxx 8S, RC buggy, RC heli, airplane, jet boat
Safety / Charging Notes
- Fitment depends on matching voltage and plug type.
- Stop charging immediately when any cell reaches 4.2V (normal cell voltage is 3.7V~4.2V).
- Before use, check battery surface condition and verify voltage is normal.
- If a new battery will not hold a full charge or loses charge quickly, use a balance charger to charge and cycle several times first.
Details

Built for high-current RC setups, the 4S 14.8V 9000mAh soft-pack uses an EC5 discharge plug plus a JST-XHR-5P balance connector.

Size and weight details help confirm fitment in your RC battery tray before ordering (157×47×53mm, 825g / 1.82lb).

Manufacturer-stated performance notes include longer runtime, lighter weight, and lower internal resistance for demanding pulls.

Package includes the battery, user manual, stickers, and retail box for storage and transport.
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