Description
Upgrade your ride with the NBpower Fat Bike Kit SVMC72100 UKC1+, a powerful 5000W rear‑wheel motor designed for 48‑72V systems. Engineered for rugged terrain and long‑range adventures, this conversion kit transforms any compatible fat bike into a high‑performance electric machine, delivering unstoppable torque, whisper‑quiet operation, and seamless integration.
Key Highlights
- Robust 5000W rear‑wheel motor for exceptional power and hill‑climbing ability
- Wide voltage range (48‑72V) supports a variety of battery packs for extended range
- Compatible with 170 mm and 190 mm dropout frames – perfect for most fat‑bike builds
- Integrated controller and high‑efficiency brushless motor for smooth, silent rides
- Heavy‑duty, sealed hub protects against mud, sand, snow, and water
- Factory‑calibrated torque sensor for natural pedal‑assist feel
- Easy bolt‑on installation – no welding or special tools required
Technical Specifications
- Motor Power: 5000 W (peak)
- Voltage Compatibility: 48 V – 72 V
- Dropout Width: 170 mm & 190 mm
- Wheel Size: 4‑inch to 6‑inch wide fat‑bike tires
- Torque: Up to 120 Nm
- Controller: Integrated, programmable with multiple riding modes
- Weight: 7.8 kg (motor & controller)
- IP Rating: IP65 – fully sealed against dust and water
Why Choose NBpower?
- Unmatched Power: 5000 W output provides the thrust needed for steep climbs and off‑road trails.
- Versatile Compatibility: Fits both 170 mm and 190 mm dropouts, making it ideal for a wide range of fat‑bike frames.
- Reliable Durability: Engineered with high‑grade aluminum and sealed bearings for longevity in harsh environments.
- Smart Pedal‑Assist: Torque‑sensor technology delivers a natural riding feel, responding instantly to your cadence.
- Future‑Proof: Supports the growing market of high‑capacity 48‑72 V battery packs.
Installation & Compatibility
- Simple bolt‑on design – replace the rear wheel and attach the motor hub in minutes.
- Includes all necessary hardware: axle nuts, spacers, wiring harness, and mounting brackets.
- Compatible with most 48‑72 V lithium‑ion battery systems (10 Ah – 20 Ah recommended).
- Factory‑provided wiring diagram and step‑by‑step video guide for hassle‑free setup.
Performance & Riding Experience
Feel the surge of power as you tackle sand dunes, snow tracks, or steep mountain trails. The NBpower Fat Bike Kit delivers a smooth, silent ride with instant torque, allowing you to maintain high speeds without sacrificing control. Whether commuting, exploring backcountry paths, or simply enjoying a weekend ride, this conversion kit gives you the freedom to go farther, faster, and with far less effort.
Ready to unleash the full potential of your fat bike? Choose the NBpower Fat Bike Kit SVMC72100 UKC1+ and experience the next level of electric off‑road performance.






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