Voltsky 3S 11.1V 6500mAh 72.2Wh 75C High-Power Hardcase 1/8 & 1/10 Scale RC Car LiPo Battery – XT60 / EC5
Voltsky 3S 11.1V 6500mAh 72.2Wh 75C High-Power Hardcase 1/8 & 1/10 Scale RC Car LiPo Battery – XT60 / EC5
VOLTSKY 11.1V (3S) 6500mAh 75C High-Discharge Hardcase RC Car LiPo Battery
High-Punch Continuous Power · XT60 / EC5 Connector · Rugged Impact-Resistant Hardcase
The Voltsky 11.1V (3S) 6500mAh hardcase lithium polymer battery is precision-engineered for 1/8 Scale Speed Run Car, Monster Truck, E-Revo, Kraton. Built with ultra-low internal resistance (IR) pouch cells housed inside an impact-resistant, flame-retardant ABS hard enclosure, this pack delivers immediate throttle response, low voltage sag under extreme current draw, and superior cycle life across demanding track and bash sessions.
TECHNICAL SPECIFICATIONS
| Nominal Voltage | 11.1V (3S) |
| Rated Capacity | 6500mAh |
| Total Energy | 72.15Wh |
| Continuous Discharge | 75C |
| Burst Discharge Rate | 150C |
| Battery Enclosure | High-Power Hardcase (Impact & Puncture Resistant) |
| Discharge Connector | XT60 / EC5 |
| Recommended Charge | 1.0C–2.0C Balance Charging (Max 3C) |
| Certifications | UN38.3, MSDS, CE, RoHS, ISO 9001 |
RACING & BASHER HIGHLIGHTS
- Superior Power Density: Engineered to provide consistent high-amperage current with minimal temperature buildup during high-speed runs.
- Chassis Crash Protection: Reinforced outer casing prevents cell puncturing or mechanical deformation from hard landings and rollover crashes.
- Factory Direct Quality: 100% automated internal resistance and cell capacity grading ensures tight cell balance (<5mV tolerance).
B2B Wholesale, Fleet & OEM Customization
Voltsky offers direct factory OEM/ODM services, private labeling, custom connector soldering, and bulk volume pricing for hobby distributors, racing teams, and commercial RC operators worldwide. Contact our engineering team for datasheet specifications and batch quotes.
Technical Specifications
Need a custom configuration or sample?
Our engineering team is ready to advise on the right battery solution for your UAV platform.
UAV Battery Procurement FAQ
Can I order a sample before a production order?
Yes. Sample orders are available for qualification testing. Submit your aircraft voltage, payload, connector and required discharge rate for a recommended configuration.
Which shipping and compliance documents are available?
UN38.3, MSDS and applicable transport documents are available for qualified orders. Confirm destination requirements with our sales team before shipment.
Can Voltsky customize the battery pack?
Yes. Voltage, capacity, connector, enclosure, BMS communication and private-label options can be configured for OEM and ODM UAV programs.
How should an industrial UAV battery be charged and stored?
Use a compatible balance charger and follow the supplied charging limits. Store in a cool, dry location at the recommended storage voltage, away from direct heat and physical damage.
What information is needed for a quotation?
Please provide your UAV platform, voltage, continuous and peak current, flight duration target, connector, operating temperature and expected order quantity.
Performance Analysis
12S 44.4V 15000mAh | Test conditions: 25°C ambient, standard discharge protocol
Voltage (V) vs. Capacity discharged (%) at 1C / 5C / 10C rates
Capacity retention (%) — Voltsky Semi-Solid vs. Standard LiPo
* Based on industry benchmarks for semi-solid UAV batteries. Results may vary with operating conditions.
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Technical Specifications Matrix
| Cell Chemistry | LiPo |
| Nominal Voltage | 11.1V (3S) |
| Rated Capacity | 6500mAh |
| Total Energy Output | 72.1Wh |
| Discharge C-Rating | 75C (Continuous) |
| Physical Dimensions | 138 × 47 × 38 mm |
| Pack Net Weight | Optimized Mass |
| Standard Connector | EC5 (OEM Available) |
| Operating Temperature | -20°C to +60°C |
| Safety & Certifications | UN38.3 · MSDS · CE · RoHS · ISO 9001 |
Voltsky provides volume pricing, custom connector termination, and OEM pack integration for fleet operators and aircraft OEMs.