CMACEWHEEL RX20 MAX Folding Electric Bike – 250W Rated / 750W Peak Motor, 48V 18Ah Battery, 55 km Range, 20" Fat Tire

CMACEWHEEL RX20 MAX — Dual-Motor Folding Electric Bike

Meet the RX20 MAX, an EU-compliant dual-motor folding electric bike that switches effortlessly between city commutes and rough trails. Powered by dual brushless motors with a 250W rated continuous output and a 750W peak power surge, it pairs with a removable 48V 18Ah (864Wh) battery to deliver up to 55 km (34 mi) of pedal-assist range. In strict compliance with European road laws (EN 15194 / EPAC), the top speed is factory-limited to 25 km/h (15.5 mph) in pedal-assist mode with the twist throttle disabled. For riders located outside the European Union, the twist throttle can be activated and the top speed unlocked up to 42 km/h (26 mph). Built on a folding frame with 20"×4.0" all-terrain fat tires and hydraulic disc brakes, every ride feels smooth, stable and powerful.

🔋 Long-Lasting, Removable Battery

• 48V 18Ah lithium battery · 864Wh · up to 55 km (34 mi) per charge (pedal assist) / 30–40 km pure electric (outside EU with throttle activated)
• Lockable, fast-detachable pack — charge indoors safely or directly on the bike; 8-hour fast charging
• Smart BMS safety protection + over-current protection + built-in anti-theft battery lock

🚀 250W Rated / 750W Peak Power & Legal Compliance

• 250W Continuous Rated / 750W Peak Motor: Fully complies with EU road regulations with a 250W continuous rated output, while delivering up to 750W peak power surge for confident climbs up to 45° and swift acceleration with smart dual/single-motor switching
• EU-Compliant Speed & Throttle Configuration: Factory-capped at 25 km/h (15.5 mph) in pedal-assist mode with the twist throttle disabled to strictly satisfy European street-legal requirements
• Outside-EU Unlock & Throttle Activation: For use strictly outside the European Union, the twist throttle function can be enabled and the maximum speed unlocked up to 42 km/h (26 mph)
• 5 pedal-assist levels + 3 riding modes to match your commute or weekend ride

🛞 All-Terrain Fat Tires & Confident Control

• 20"×4.0" all-terrain fat tires — anti-skid, wear-resistant and puncture-resistant; ready for snow, sand, gravel and mountain roads
• Front & rear hydraulic disc brakes for quick, confident stops
• Front fork suspension (adjustable & lockable) plus rear spring suspension for a smooth, stable ride

📟 Smart Display & Full Lighting

• Smart LCD display — real-time speed, battery level, trip distance and ride mode at a glance
• LED headlight, taillight, turn signals, brake light and horn for safe riding day or night
• IP54 water-resistant rating for everyday riding

🚲 Foldable & Practical

• Folds in seconds to 98 × 44 × 81 cm for easy storage and trunk transport
• Rear rack, front & rear fenders and folding pedals included
• Carries up to 150 kg (330 lbs)

📐 Specifications

Note: Range and speed are measured under ideal pedal-assist conditions; actual performance varies with rider weight, terrain, temperature, and assist level. The 250W continuous rated motor and 25 km/h factory speed limit strictly comply with European road standards (EN 15194 / EPAC). Within the EU, the twist throttle is disabled. Enabling the throttle and unlocking speed up to 42 km/h is exclusively permitted outside the European Union. Please adhere strictly to your local traffic regulations.

🚚 Shipping & Delivery

• Poland Warehouse: Fast delivery within 3–7 business days to EU countries. 
• China Warehouse: Direct factory dispatch with door-to-door tracked delivery within 15–45 business days.
• Dispatch: Orders are typically processed and shipped within 24–48 hours on business days.

🛡️ Warranty & After-Sales Support

• 1-Year Warranty: Covers motor, frame, controller, and charger against manufacturer defects.
• 6-Month Warranty: Dedicated coverage for the 48V 18Ah lithium battery.
• Customer Care: Lifetime technical support and replacement parts support for your peace of mind.

📦 What's in the Box?

• 1 × CMACEWHEEL RX20 MAX Folding Electric Bike
• 1 × 48V 18Ah Removable Lithium Battery
• 1 × Battery Charger & Power Cable
• 1 × Rear Rack, Front & Rear Fenders, Folding Pedals
• 1 × Assembly Toolkit & User Manual

❓ Frequently Asked Questions (FAQ)

Q: Is this electric bike street-legal in Europe?
A: Yes! The CMACEWHEEL RX20 MAX is fully configured for European road compliance, featuring an EU-compliant 250W continuous rated motor, a factory speed cap of 25 km/h (15.5 mph) in pedal-assist mode, and a disabled twist throttle.

Q: Can the maximum speed be unlocked and can the throttle be activated?
A: Enabling the twist throttle and unlocking speed up to 42 km/h (26 mph) is strictly permitted and intended ONLY for riders and destinations outside the European Union. Within the EU, the throttle remains disabled and the speed remains capped at 25 km/h to strictly comply with European road regulations.

Q: What is the difference between rated power and peak power?
A: The motor provides a continuous rated output of 250W to meet EU street-legal requirements, while delivering a peak power surge of up to 750W when extra torque is required for steep climbs (up to 45°) and rapid acceleration.

Q: How does the dual-motor switch work?
A: You can engage both motors together for steep climbs and rugged trails, or switch to single-motor mode to conserve battery on flatter terrain.

Q: Can I ride this electric bike in the rain?
A: The RX20 MAX has an IP54 water resistance rating, making it safe for light rain and wet road splashes. We recommend avoiding heavy downpours and deep standing water.

Q: Need help before you buy?
A: Our support team is happy to help — just reach out through our store's contact page.