Fat Tad Electric Conversion Kit – 750W (Battery Included)

• Designed specifically for the Sun Fat-Tad CXS
• Complete electric conversion system with battery included
• Smooth pedal-assist and throttle-on-demand
• Tuned for stable, confident fat-tire trike operation
• Battery mounting hardware included for clean installation as shown

A purpose-built electric conversion system engineered specifically for the Sun Fat-Tad CXS, delivering strong pulling power, dependable assist, and confident handling across pavement, gravel, and mixed terrain.

Convert Your Sun Fat-Tad to Electric

The E-BikeKit™ Fat-Tad Conversion Kit includes model-specific components designed to integrate properly with the Fat-Tad’s tadpole geometry and wide rear dropout spacing, preserving stability and ride quality while adding electric assist.

This system is engineered to provide torque-rich, controlled electric assist that complements the Fat-Tad’s fat-tire platform. Power delivery is optimized for steady starts, confident climbing, and predictable response—key factors for safe and enjoyable three-wheel riding.

The conversion integrates cleanly with the trike’s layout and controls, delivering electric assistance without compromising handling, comfort, or off-road capability.

Included components:

• Fat-Tad-specific motorized rear wheel
• 48V controller with pedal-assist support
• Pedal-assist sensor
• Thumb throttle
• Locking parking brake levers
• Short motor cable optimized for tadpole routing
• Required wiring harnesses and installation hardware
• 48V lithium battery and charger
• Battery mounting hardware (as shown in product photos)

Battery mounting: This system includes the battery mounting hardware shown in the product photos, allowing the battery to be positioned securely on the trike with proper weight distribution and a finished, integrated appearance.

Who is this kit for? This system is ideal for Fat-Tad riders who want strong electric assist, confident fat-tire handling, and dependable performance for recreation and mixed-terrain riding. The total system load limit is 300 lbs.

If you already own a compatible battery and need this system without one, please contact us before ordering.

Walk-Around Video:

• System power: 750W nominal
• System voltage: 48V
• Assist modes: Pedal assist and throttle
• Estimated range: 15–45 miles (terrain, assist level, and riding style dependent)
• Rear dropout spacing: 170–190 mm (fat-tire trike)
• Total load limit: 300 lbs

This conversion system includes a 48V lithium-ion battery with a built-in mounting rail and the mounting hardware shown in the product photos.

Battery placement is optimized for the Fat-Tad frame to provide balanced handling and a clean installation. No additional battery mounting hardware is required.

If you have questions about battery placement or compatibility with your specific trike configuration, we recommend contacting us before ordering.

Learn more: Top 25 Frequently Asked Questions

Questions? Call us toll-free at 1-866-882-3245, Monday–Friday, 9am–5pm EST, or email support@ebikekit.com.

Battery shipping: Lithium-ion batteries ship separately via FedEx Hazmat and may require a delivery signature. It is normal for the kit, battery, and mounting hardware to arrive on different days.