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Professional 2S Hardcase LiPo Batteries with 4mm Bullet Connectors for RC Racing
The DXF HardCase 2S-4mm Series delivers professional-grade power in durable hardcase construction with 4mm bullet connectors. Designed specifically for 1/8 and 1/10 scale RC vehicles, these 2S (7.4V/7.6V HV) batteries provide reliable performance for competitive racing, bashing, and high-performance driving.
Available in both Standard (7.4V) and High Voltage (7.6V HV) configurations with multiple capacity and C-rating options.
Why Choose HardCase 2S-4mm?
🏆 Durable Hardcase Protection Rigid hardcase construction protects cells from impacts and provides structural support for demanding RC applications.
⚡ 4mm Bullet Connectors Industry-standard 4mm bullet connectors ensure reliable, low-resistance connections for consistent power delivery.
🚗 Multiple Performance Options Available in various capacities (5200mAh to 8400mAh) and C-ratings (50C to 140C) to match your specific racing needs.
⚡ Standard & HV Options Choose between standard 7.4V or High Voltage 7.6V configurations to optimize your RC vehicle's performance.
🎯 Competition-Ready Proven performance for competitive racing, club events, and high-performance RC driving.
Battery Technology Options
Standard 2S LiPo (7.4V nominal)
Compatible with all standard ESCs
Charge to 4.2V per cell maximum (8.4V total)
Universal compatibility
Proven, reliable technology
High Voltage 2S LiPo - HV (7.6V nominal)
Higher voltage output for increased power
Charge to 4.35V per cell maximum (8.7V total)
Requires HV-compatible ESC and charger
Approximately 15% more voltage than standard
Enhanced performance and extended runtime
Complete 2S Hardcase Range
50C 5200mAh - 7.4V Standard Balanced performance battery for recreational racing and everyday driving. Good capacity with reliable 50C discharge.
80C 6500mAh - 7.4V Standard High-capacity battery with strong 80C discharge for extended runtime and competitive performance.
100C 5200mAh - 7.4V Standard High-performance battery with 100C discharge for aggressive driving and competitive racing.
100C 8400mAh - 7.4V Standard Maximum capacity with 100C discharge for extended racing sessions and long-duration events.
140C 7200mAh LCG - 7.6V HV Extreme performance HV battery with 140C discharge and Low Center of Gravity (LCG) design for ultimate racing performance.
Hardcase Design Features
Rigid Protection Durable hardcase shell protects cells from impacts, crashes, and rough handling during racing.
Structural Support Hardcase provides structural rigidity, preventing cell damage and maintaining consistent performance.
Professional Appearance Clean, professional hardcase design looks great in any RC vehicle.
Standard Dimensions Hardcase batteries are designed to fit standard RC battery trays in 1/8 and 1/10 scale vehicles.
4mm Bullet Connector Advantages
Industry Standard 4mm bullet connectors are widely used in RC racing, ensuring compatibility with most ESCs and vehicles.
Low Resistance High-quality 4mm connectors provide low-resistance connections for maximum power transfer.
Reliable Connection Secure, vibration-resistant connections maintain consistent power delivery during aggressive driving.
Easy Maintenance Standard 4mm connectors are easy to replace or upgrade if needed.
Key Features
⚡ Multiple C-Ratings Choose from 50C to 140C discharge ratings to match your driving style and vehicle requirements.
🔋 Capacity Options Available in 5200mAh to 8400mAh capacities for different runtime needs.
🏁 LCG Design Available Low Center of Gravity design improves handling and cornering performance.
HV: Charge to 8.7V (4.35V per cell) maximum (requires HV charger)
Always use balance chargers
Charge at 1C for optimal lifespan
Store at 7.6V (3.8V per cell) for long-term storage
Usage:
Verify ESC compatibility before using HV batteries
Stop driving when voltage reaches 7.0V under load
Allow batteries to cool between runs
Monitor voltage during use
Inspect hardcase for cracks or damage regularly
Storage and Safety:
Store in LiPo-safe bags or fireproof containers
Keep in cool, dry location
Inspect before every use for damage or swelling
Never use damaged or swollen batteries
Dispose of damaged batteries properly
Quality Assurance
RoHS & CE Certified Meets international quality and safety standards for reliable RC operation.
Quality Control Every battery undergoes testing to ensure it meets performance specifications and safety standards.
Warranty Support Backed by DXF's commitment to customer satisfaction with comprehensive warranty coverage.
The Professional Hardcase Choice
The HardCase 2S-4mm Series delivers professional-grade power in durable hardcase construction with reliable 4mm bullet connectors. With multiple capacity options (5200mAh to 8400mAh), C-ratings (50C to 140C), and the choice between standard and HV technology, these batteries provide everything RC racers and enthusiasts need for competitive performance.
Enjoy complimentary global shipping on all DXF batteries, bringing premium FPV power directly to your door no matter where you fly.
100% Satisfaction Guaranteed
We stand behind our quality with a 100% satisfaction guarantee – if you're not completely happy with your DXF battery, we'll make it right with a full refund.
Full-Service Support
Our dedicated team provides comprehensive assistance from pre-purchase consultation to after-sales care, ensuring a worry-free shopping experience every time.
Secure Payment
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