







Ubelief F9 | Electric Bike 400W Foldable 48V 8Ah 40KM/H 14 Inch Tires
The Ubelief F9 is a powerful and foldable 400W electric bike designed for urban commuting. With a top speed of 40KM/H and a 48V 8Ah lithium battery offering a range of up to 40KM, this eBike is perfect for daily city rides. Featuring 14-inch vacuum tires, six-fold shock absorption, and a digital display, it ensures a smooth and stable ride. The high-carbon steel frame supports a maximum load of 200KG, making it durable and reliable for various riders.
✅ 400W Motor – Max speed 40KM/H, handles urban and off-road conditions
✅ 48V 8Ah Lithium Battery – Reliable power for up to 40KM range
✅ 14-Inch Vacuum Tires – Smooth and stable for city streets
✅ Six-Fold Shock Absorption – Comfort and stability on uneven terrain
✅ High-Carbon Steel Frame – Sturdy design with 200KG load capacity
✅ Digital Display – Real-time speed and battery monitoring
✅ Remote Control & Key Power On – Convenient and secure startup
🚀 Compact, powerful, and ready for your urban adventures – the Ubelief F9 is your ideal foldable eBike!
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Ubelief F9 | Electric Bike 400W Foldable 48V 8Ah 40KM/H 14 Inch Tires
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Ubelief F9 Ebike
Ubelief-F9
High-Performance Electric Bike for Any Terrain
The Ubelief F9 offers powerful performance, long-range capabilities, and versatile design, perfect for commuting, off-road adventures, and everything in between. Ride with comfort, reliability, and style across any terrain.

Ubelief F9 Battery | Powerful Lithium Battery for Long Rides
Equipped with a 48V 8Ah lithium battery, it delivers up to 40KM of reliable range for your urban commute. Fast charging, long-lasting, and ready for your daily adventures.

Ubelief F9 Motor | 400W Power for Smooth Rides
The 400W motor provides a top speed of 40KM/H, delivering smooth power for both urban and off-road rides. Perfect for fast, efficient commuting with reliable performance.
Technical Parameters
Vehicle Parameters
Dimensions: 1290x506x1045 mm
Front and rear wheel distance: 890mm
Vehicle weight: 25kg
Battery Parameters
Battery type:lithium battery
Capacity: 15Ah
Nominal voltage: 48V
Motor Parameters
Motor type: Permanent magnet
Rated speed: 270/min
Nominal power: 400w
Rated voltage:48v
Controller Parameters
Under Voltage Protection: 41±2V
Over Current Protection:16±2A
FAQs
Please read our FAQs page to find out more.
What is the recommended height for Ubelief F9 eBike?
The recommended height for the riders is from 4'9' to 5'9"
Is the bike pedal assist, full throttle or both?
Hello,the F9 electric bike supports 3 modes:pedal assist mode,pure electric mode,pedal mode.
Do I need to assemble my Ubelief F9 eBike ? Will it be difficult?
The F9 electric bike is 90% assembled. We have made a detailed assembly video on the detail page, and detailed assembly steps on the attached user manual, please check them.
What's the max load capacity of F9 electric bicycle for adults?
F9 maximum load capacity is 330 lbs, with multiple shock absorbers and dual disc brakes.
What makes F9 eBike better for new ebike riders?
Designed to simplify the choice for those in need of an exceptional eBike, F9 eBike brings high performance and ease-of-use to both newcomers and seasoned riders.