KOOLUX KL6S

Road Legal Fat Tyre Folding

250W folding e-bike with a 48V 15.6Ah battery and 20×4.0″ tyres — 15–24 mph top speed, up to ~43–75 mi range, 7-speed gearing, dual disc brakes and a suspension fork for smooth power, stable fat-tyre control and confident all-terrain city commuting.

Regular price £1,049.00 Sale price£839.00
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Tax included. Shipping calculated at checkout.

Speed icon
Speed
15.5 MPH (25 km/h)

Battery icon
Battery
15.6Ah

Range icon
Range
43 Miles

Motor icon
Motor
250W

  • Low stock - 10 items left
  • Backordered, shipping soon
  • Free UK Mainland Delivery
  • Available with Klarna, Clearpay or Shop Pay

Mainland UK: Delivery within 4–6 business days

Remote areas (including Northern Ireland): Delivery may take up to 16 business days.

Visit shipping policy for details.

Every bike purchased from Prime Pedals is covered by the official manufacturer warranty of the respective brand. Coverage terms vary by model and brand. View full warranty details


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Product Specifications

Frame Material Aluminum Alloy
Unfolded Size 1780mm × 790mm × 1118mm
Folded Size 960 × 470 × 890mm
Wheel Shape Integrated Wheel
Wheel Size 20 inches
Packaging Size 1450mm × 280mm × 790mm
Gross/Net Weight 36 kg / 30.5 kg
Maximum Load 120 kg
Maximum Speed 25 km/h (15 mph)
Range 70 km – 120 km
Maximum Gradient 25°
Optimal Temperature -10~45°C
Waterproof Rating IP54
Battery Type 18650 Lithium-Ion Power Battery
Battery Capacity 15.6 Ah (748.8 Wh)
Battery Nominal Voltage 48V
Motor Nominal Power 0.25 kW
Motor Mode Assistance Mode
Motor Type 20-inch Integrated Brushless Hub Motor
Motor No-Load Speed 400±10 rpm
Charger Output 54.6V 3.0A
Charger Input 100-240V 50/60Hz 3.0A
Under-voltage Protection 40.5V
Overcurrent Protection 21A±1A
Charging Time 7-8 hours
Display Multifunctional LCD Display
Front Light Yes
Braking Method Front Disc Brake + Rear Disc Brake
Air Tires 20*4.0 AV valve
Front Fork Shock Absorbing Fork
Gear Shifter 7-Speed Gear

High-Performance Motor and Shimano 7-Speed System

Featuring a powerful motor and a reliable Shimano 7-speed drivetrain, this folding e-bike easily handles city commutes, steep inclines, and uneven terrain—providing a consistently smooth and efficient ride

Large-Capacity Detachable Battery

The KL6S comes with a 48V 15.6Ah lithium-ion battery seamlessly built into the frame. Once folded, the battery can be easily removed for convenient charging—whether you’re at home, at work, or on the move

Built-In Rear Safety Light

Stay visible and secure after dark with the bright red rear light. Mounted directly to the frame for added strength, it ensures excellent visibility and enhanced safety during nighttime or low-light rides

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