🚚 Fast Overseas Warehouse Delivery (3-7 Business Days)

Orders are dispatched directly from local overseas warehouses with an estimated delivery time of 3-7 business days. Please ensure you choose the matching warehouse option for your delivery destination:

• UK Warehouse: Ships to United Kingdom only.
• USA Warehouse: Ships to United States only.
• Canada Warehouse: Ships to Canada only.
• Japan Warehouse: Ships to Japan only.
• Europe Warehouse: Ships only to: Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden.

Uncompromising Power: DXF Graphene LiPo & Explosive 140C Hardcase Output

Experience extreme acceleration and race-winning high-current delivery with the DXF 3S 11.1V 5250mAh 140C Hardcase LiPo Battery. Engineered specifically for high-intensity multi-domain performance across RC cars, RC speedboats, fixed-wing airplanes, helicopters, and multirotors, this battery utilizes DXF's advanced nano-graphene composite matrix to drastically minimize internal resistance (IR), deliver rock-solid voltage retention through intense throttle bursts, and maintain optimal thermal control. Featuring an impact-resistant rugged hardcase, a heavy-duty genuine EC5 connector, and ultra-thick 10AWG ultra-soft silicone wire, this pack delivers raw, reliable racing power right out of the box.

🎥 Watch DXF Batteries in Action:

Key Features:

• Graphene Cell Architecture: Advanced nano-graphene composite chemistry engineered to minimize internal resistance (IR) while providing instant linear throttle punch and longer cycle life.
• Explosive 140C Ultra-High Discharge Rate: Delivers massive continuous current delivery for instantaneous acceleration, razor-sharp throttle response, and virtually zero voltage sag under intense brushless motor amp draws.
• High-Capacity 5250mAh Runtime: Provides sustained endurance for marathon main heats and extended bash sessions without sacrificing power-to-weight ratio.
• Heavy-Duty 10AWG Silicone Wire: Ultra-thick 10AWG high-current silicone leads ensure maximum power transfer with negligible resistance and superior heat tolerance.
• Genuine EC5 Connector: Heavy-duty gold-plated high-amperage plug ensures secure, low-resistance connections for powerful brushless power systems.
• Impact-Resistant Hardcase: Rugged, shock-absorbing composite shell protects cells from harsh rollovers, chassis impacts, and rough terrain.
• Premium Grade-A Cells: Strict factory cell matching ensures balanced cell voltage, consistent internal resistance, and long-lasting cycle reliability.
• Multi-Domain Versatility: Universally optimized for RC Cars, RC Boats, RC Airplanes & Helicopters, and Multirotors.

Specifications:

• Brand: DXF POWER
• Series: Graphene Hardcase Series
• Capacity: 5250mAh
• Voltage: 11.1V (3S1P)
• Discharge Rate: 140C continuous
• Form Factor: Impact-Resistant Hardcase
• Dimensions: Approx. 138 × 47 × 25mm
• Weight: Approx. 340g per pack
• Main Connector: Genuine EC5 Plug
• Balance Connector: JST-XH
• Wire Gauge: 10AWG Ultra-Soft High-Current Silicone Wire
• Application: 1:8 & 1:10 Scale RC Cars, Multirotors, Airplanes, Helicopters & Boats

📦 Package Includes:

• DXF 3S 11.1V 5250mAh 140C Hardcase LiPo Battery (Quantity as selected: 1-6 Pack)
• LiPo Battery Strap (Per pack)
• User Manual & Safety Guide

🛡️ 180-Day Warranty & Customer Support:

We stand behind the quality and performance of DXF batteries. This product comes with a 180-Day Manufacturer Warranty against craftsmanship and material defects. If you have any questions or require support, our dedicated after-sales team is ready to assist you.

⚠️ Usage & Safety Guidelines (Battery Care):

• Proper Charging: Always use a professional 3S LiPo balance charger in LiPo balance mode. Never leave charging batteries unattended and always charge in a fireproof LiPo safety bag.
• Voltage Limits: Do not charge beyond 4.20V per cell and never discharge below 3.2V per cell to prevent permanent cell damage.
• Storage Voltage: When not in use for more than 48 hours, balance charge/discharge the pack to storage voltage (3.80V–3.85V per cell) and store in a cool, dry place.
• Safe Handling: Keep away from flammable materials, moisture, and excessive heat. Do not puncture, drop, or short-circuit the battery terminals.
• Pre-Use Inspection: Inspect the hardcase shell, wires, and connector before each run/flight to ensure they are in good condition.

⭐ Why Choose DXF? Power You Can Trust:

Experience the DXF difference where next-gen battery engineering meets proven reliability. Trusted by thousands of RC enthusiasts worldwide:

• ✓ Graphene Technology: Ultra-low IR chemistry ensuring superior power efficiency, linear throttle feel, and enhanced cell durability.
• ✓ Rigorous Quality Control: Every battery undergoes strict voltage, capacity, and impedance testing to ensure peak performance and safety.
• ✓ Certified Safety: RoHS & CE certified, built for demanding racing environments.
• ✓ Global Local Warehouses: Fast 3-7 day shipping directly from our warehouses in the UK, USA, CA, JP, and EU.
• ✓ Professional Support: Dedicated customer service committed to providing top-tier RC power solutions.

Perfect For:

• 🚗 RC Cars: 1:8 & 1:10 Scale Brushless RC Buggies, Truggies, Monster Trucks & On-Road Sedans
• 🚤 RC Boats: Brushless Racing Monos, Catamarans & High-Speed Marine Vessels
• ✈️ RC Airplanes & Helicopters: 3D Aerobatic Planes, Scale Warbirds & Collective-Pitch Helicopters
• 🛸 Multirotors & Drones: Heavy-Lift Quads, Aerial Platforms & FPV Drones

📦 Package Options:

Choose from 1-6 Pack based on your needs! Select your preferred quantity at checkout:

• 1 Pack - Perfect for testing or single vehicle flight runs
• 2 Pack - Ideal dual-pack rotation for regular practice without downtime
• 3 Pack - Popular choice for club racers and extended weekend sessions
• 4 Pack - Team setups and race event ready
• 5 Pack - Dedicated enthusiasts and heavy session rotations
• 6 Pack - Maximum value bundle for team practices and racing pilots

🔗 Subscribe to our YouTube channel for more performance tests, installation guides, and customer reviews!

Experience the DXF difference – where power meets precision.

Fast Overseas Warehouse Delivery

Orders are dispatched from local overseas warehouses, with estimated delivery in 3–7 business days. Select the warehouse that matches your destination:

• UK Warehouse: United Kingdom only
• USA Warehouse: United States only
• Canada Warehouse: Canada only
• Japan Warehouse: Japan only
• Europe Warehouse: Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, and Sweden

Engineered for demanding 3S racing and bashing, the DXF 3S 11.1V 5250mAh 140C Graphene Hardcase LiPo Battery delivers sharp throttle response, stable voltage, and dependable runtime under heavy brushless loads. Premium Grade-A graphene-enhanced cells help reduce internal resistance and operating heat, while the rugged hardcase protects against vibration, debris, rollovers, and hard landings. The pre-installed Deans/T‑Plug with heavy-duty 10AWG high-flex silicone wire supports secure, low-resistance high-current delivery.

Watch DXF Batteries in Action

Key Features

• Graphene-enhanced cells: Support low internal resistance, stable voltage, and dependable cycle performance
• 5250mAh capacity: Balanced runtime and weight for racing, trail driving, bashing, and marine use
• 140C discharge rate: Strong current output for immediate throttle response and reduced voltage sag
• True 3S 11.1V output: Designed for compatible high-performance brushless systems
• Heavy-duty 10AWG silicone wire: Thick, flexible cable supports demanding current loads with reduced resistance
• Deans/T‑Plug: Secure, low-resistance connection for compatible RC electronics
• Impact-resistant hardcase: Helps protect the cells from crashes, vibration, and track debris
• JST‑XH balance connector: Supports accurate cell monitoring and balance charging
• Certified safety: CE and RoHS compliant

Specifications, Per Battery

• Brand: DXF POWER
• Model: DXF 5250 3S Hardcase
• Capacity: 5250mAh
• Voltage: 11.1V
• Configuration: 3S
• Discharge Rate: 140C
• Form Factor: Impact-resistant protective hardcase
• Dimensions: Approximately 138 × 47 × 25mm
• Weight: Approximately 340g
• Main Connector: Deans/T‑Plug, pre-installed
• Wire Gauge: 10AWG high-flex silicone wire
• Balance Connector: JST‑XH
• Applications: Compatible 1/8 and 1/10 RC cars and trucks, drones, multirotors, airplanes, gliders, and boats

Package Includes

Select the bundle that matches your runtime and vehicle setup:

• 1 Pack – Focused 3S Power: 1 × battery for compatibility testing, replacing an existing pack, or powering one vehicle.
• 2 Pack – Backup & Continuous Rotation: 2 × batteries let one pack cool or recharge while the other keeps your vehicle running.
• 3 Pack – Extended Session Set: 3 × batteries provide a practical running, cooling, and charging rotation for longer sessions.
• 4 Pack – Race and Team Ready: 4 × batteries support multiple heats, two compatible vehicles, or flexible team use.
• 5 Pack – Enthusiast Power Reserve: 5 × batteries give frequent users generous runtime, charging flexibility, and dependable backups.
• 6 Pack – Maximum Runtime & Value: 6 × batteries suit professional teams, clubs, multi-vehicle fleets, and demanding event schedules.
• Battery strap for each battery
• User manual and safety guide

More packs mean longer sessions, smoother charging rotation, less downtime, and reliable backup power.

180-Day Warranty & Customer Support

Every battery in your selected pack is covered by a 180-day manufacturer warranty against defects in materials and workmanship. The DXF support team can help with compatibility, charging, storage, and battery care.

Usage & Safety Guidelines

• Use a professional LiPo-compatible balance charger in the correct 3S balance-charge mode.
• Charge inside a fire-resistant LiPo safety bag and never leave a charging battery unattended.
• Never charge above 4.20V per cell or discharge below 3.2V per cell.
• For storage, maintain approximately 3.80–3.85V per cell.
• Keep away from flammable materials, moisture, excessive heat, and sharp objects.
• Inspect the hardcase, 10AWG wires, Deans/T‑Plug, and JST‑XH balance lead before every use. Do not use a swollen, punctured, overheated, or damaged battery.
• Confirm dimensions, voltage, connector type, and equipment compatibility before ordering.

Why Choose DXF?

• Graphene-enhanced performance and stable voltage delivery
• Heavy-duty 10AWG high-flex silicone wire for demanding high-current use
• Strict voltage, capacity, and internal-resistance quality testing
• Premium Grade-A cell selection
• CE and RoHS certified safety standards
• Global warehouses for faster local delivery
• Professional pre-sale and after-sale support

Perfect For

Designed for compatible 1/8 and 1/10 monster trucks, buggies, truggies, drift cars, short-course trucks, FPV drones and multirotors, airplanes, gliders, electric sailplanes, RC boats, and marine models.

Launch harder with dependable DXF 3S power. For product tests, setup guides, and RC battery videos, visit the DXF YouTube channel.