Is the Koolux X15 Electric Bike easy to assemble?

The Koolux X15 Electric Bike arrives mostly assembled. Final setup normally includes aligning and securing the handlebars, fitting the pedals and completing essential safety checks. Allow approximately 20–30 minutes, or select our professional assembly and PDI service.

Is the Koolux X14 water resistant?

The Koolux X14 is not fully waterproof. Avoid prolonged exposure to heavy rain, and never submerge or pressure wash the bike or its electrical components. After riding in wet conditions, wipe the bike dry and store it in a dry, sheltered location.

Is the Koolux X15 Electric Bike road legal?

No — this model is designed for off-road/private land use. It isn’t intended for public roads, cycle lanes, or pavements. Use on private land with the landowner’s permission.

Black electric bike with blue accents on a white background

Koolux X15 Electric Bike 48V 15Ah Koolux

Brand:

Koolux X15 Electric Bike

Motor

500W

Battery

48V 15AH

Speed

15.5 MPH

Range

31 MILES

£729.00 £579.99

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Klarna £193.33 ×3

Clearpay £145.00 ×4

Pay monthly from £48.33/mo 6–12 months at checkout

Options shown at checkout. 18+ only. Subject to status & approval. T&Cs apply.

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Out of stock

This item is currently unavailable
Contact us for the latest restock estimate
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Returns

30-day returns on unused items
Used items cannot be returned for change of mind

Click & Collect View collection options

Collection options

Collection timing depends on whether the product is already held at our Nuneaton workshop. You can contact us before ordering to check, or we will confirm the collection estimate after your order is placed.

In stock at Nuneaton Same or next day

If the product is already at the workshop, collection is usually available the same day or next day. We will contact you as soon as it is ready.

Transfer to Nuneaton workshop 5–7 working days

If the product is held at our main warehouse, allow up to 5–7 working days for it to be transferred to the workshop.

Select Pickup in store at checkout
We will confirm your collection day after your order is placed
Please wait for our collection confirmation before travelling

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Pay in 3 with Klarna

3 monthly payments of £0.00

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Pay Monthly

Payment Options at Checkout

From 3 to 12 months, product dependent

Options shown at checkout.

Pay monthly and split payment options are shown at checkout. Availability depends on order value, product, eligibility, provider checks and provider terms.

Warranty, Parts & Support Covered View warranty details

Warranty period

Manufacturer warranty included; the period varies by product.

What’s covered

Manufacturing defects covered by the applicable manufacturer warranty.

Replacement parts

We sell replacement parts and accessories for many products. Contact us with the model and part required.

Description

Quick Summary

The Koolux X15 is a versatile electric mountain bike designed for both urban commuting and off-road adventures. With its powerful motor, long-range battery, and durable frame, it offers a comfortable and efficient riding experience.

Power & Performance

Equipped with a 250W rear hub motor delivering up to 500W peak power and 60Nm torque, the X15 provides smooth acceleration and the ability to tackle moderate inclines. The top speed is capped at 25km/h, with the option to unlock higher speeds for off-road use.

Comfort & Control

The 26" x 3.0" pneumatic tyres and lockable front suspension fork absorb shocks, providing a comfortable ride over various terrains. The Shimano 7-speed gearing system allows for easy adjustments to suit different riding conditions.

Smart Battery System

The 48V 15.6Ah removable lithium-ion battery offers a range of up to 120km on a single charge, depending on terrain and rider weight. Charging takes approximately 6–7 hours, and the battery can be easily removed for convenient charging.

Tech You Can Trust

The multifunctional LCD display provides real-time information on speed, battery level, and assist mode. The front and rear mechanical disc brakes ensure reliable stopping power, enhancing safety during rides.

Built for Everyday Use

The aluminium alloy frame is both lightweight and durable, suitable for daily commuting, errands, or weekend leisure rides. The bike's design is both practical and stylish, catering to riders who value performance and aesthetics.

Specifications

Collection	Electric Bikes With Throttle
Brand	Koolux
Bike Type	City & Commuter, Mountain
Motor Power	500W
Battery	48V 15AH
Top Speed	15.5 MPH
Acceleration Method	Regular Pedalling + Pedal Assist + Throttle Acceleration
Max Range	31 Miles
Charging Time	7+ Hours

Shock Absorbers	Front
Wheel Size	26inch
Brakes	Dual Mechanical Disc Brakes
Gears	7 Speed Gears
Max Climb	15 degrees
Max Rider Weight	150KG

Handlebars of a bicycle with an electronic display screen on the left side, gear shifter on the right, and black brake levers on both sides, viewed from the rider’s perspective against a white background.

Clear and Intuitive LCD Display for Real-Time Ride Monitoring

The KOOLUX X15 is equipped with a multifunctional LCD display that provides real-time information on speed, battery level, distance traveled, and selected riding mode. This user-friendly interface ensures you stay informed throughout your ride, enhancing both convenience and safety. Whether you're commuting or exploring, the display offers clear visibility of essential data, helping you manage your ride effectively.

Close-up of a black, wide, padded bicycle seat with a center cut-out, mounted on a silver bike frame. The seat looks ergonomic and is attached above the battery compartment.

Enhanced Comfort with Adjustable Saddle and Ergonomic Design

The KOOLUX X15 electric bike is designed with rider comfort in mind. It features an adjustable seat that allows for personalized positioning, ensuring a comfortable ride tailored to individual preferences. The ergonomic design of the saddle promotes proper posture and reduces strain during rides. For added comfort, riders can consider upgrading to a suspension seatpost, which can further absorb shocks and vibrations, enhancing the overall riding experience.

Close-up side view of the rear wheel, gears, chain, and pedal of a black and blue electric bicycle, showing the motor, derailleur, and battery mounted on the frame.

Robust 26" x 3.0" Fat Tires for Enhanced Stability and Comfort

The KOOLUX X15 electric bike is equipped with 26-inch wheels featuring 3.0-inch fat tires, designed to provide superior traction and stability across various terrains. These wide tires offer enhanced grip and shock absorption, ensuring a smooth and comfortable ride whether you're navigating city streets or exploring off-road paths. The larger contact area of the fat tires contributes to better control and a more stable riding experience.