ElectroCity Bikes
E-Bike Conversion Kit with Batteriy 2000watt 45A MTX
E-Bike Conversion Kit with Batteriy 2000watt 45A MTX
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Power. Precision. Performance.
Transform your regular bike into an extreme high-performance electric machine — engineered for riders who want maximum power, torque and aggressive off-road performance. This MTX 5000W kit delivers brutal acceleration, serious hill-climbing ability and a heavy-duty wheel build designed for high-current use.
What’s in the Box & Full Specification
- 5000W Brushless Hub Motor (MTX Riveted Rim) — extreme torque & high-speed capability.
- Surron-Style Throttle (Carbon Print) — smooth, accurate control with a premium feel.
- Controller Box — clean wiring with weather-resistant protection.
- UKC1 Smart Display — speed, modes, battery level, mileage and programmable settings.
- Intelligent Smart Controller — high-output, smooth sine-wave power management.
- 48V–72V 5000W 27.5" / 29" Rear Wheel (MTX rim, cassette hub, MT150 high-current motor connector, red rim tape, supplied without tyre and tube).
- 100A Controller — heavy-duty, high-current controller for extreme builds.
- Remote Speed-Limit Module — restrict speed instantly using the included remote fob.
- UKC1 Display — real-time stats and adjustable parameters, including power settings.
- Surron-Style Twist Throttle — responsive and comfortable control.
- Brake Sensor — cuts power when braking for added safety.
- PAS Sensor — enables pedal-assist modes through the UKC1 display.
- Alarm Module — added security for your e-bike setup.
- Controller Box — protective housing for controller and wiring.
- Tyre Lever — helps with quick tyre installation or changes.
- Cable Ties — secure and tidy cable management.
- Spiral Tube — additional protection and organisation for wiring looms.
Performance Highlights
- Top speed: 45–60+ mph (off-road) (depending on battery voltage, rider weight and terrain).
- Compatible with 48V, 52V, 60V and 72V high-current lithium batteries.
- Plug-and-play installation with clean, tidy wiring.
- Heavy-duty MTX rim with reinforced rivets for extreme load handling.
- Speed can be restricted via the UKC1 display or instantly locked using the remote speed-limit button to comply with local e-bike regulations.
1000W vs 5000W – Kit Comparison
| Feature | 1000W Kit | 5000W Kit |
|---|---|---|
| Motor Power | Strong everyday performance. | Extreme high-torque & explosive acceleration. |
| Controller | 30A controller. | 100A heavy-duty controller. |
| Top Speed (Off-Road) | 30–35 mph | 45–60+ mph* |
| Torque / Hill Climbing | Good | Outstanding — built for steep inclines & heavy loads. |
| Best For | Commuting, delivery. | Off-road, hills, heavy riders, high-speed builds. |
Battery Quality – Premium Cells & Smart BMS
Our batteries use Grade A cells with a Smart BMS for long life and safety. For this 5000W / 100A setup, we recommend a battery with at least a 100A continuous BMS rating from a reputable supplier.
Battery Range Comparison (Estimated – 5000W Kit)
Realistic range estimates for 72V high-performance batteries on this 5000W system, based on mixed riding and moderate throttle:
| Battery | Miles | KM |
|---|---|---|
| 72V 20Ah | 25–40 | 40–64 |
| 72V 25Ah | 30–48 | 48–77 |
| 72V 30Ah | 35–55 | 56–88 |
Range Disclaimer
Range depends on rider weight, terrain, wind, tyre pressure, speed mode, temperature and battery age. Figures above are approximate and based on mixed riding with moderate throttle.
FAQ
What battery should I use?
A minimum 100A BMS is required for the 5000W kit.
Works with 48V, 52V, 60V and 72V high-current lithium batteries.
For maximum performance, the best battery choice is the
72V 20Ah.
Can I adjust the power output?
Yes — the UKC1 display allows you to
increase or decrease the amp output
depending on the battery you are using, within the limits of the controller and wiring.
This lets you balance performance, range and battery health.
What bikes is it compatible with?
Fits strong MTB / hybrid frames with suitable rear dropouts and frame strength.
We recommend this kit for experienced builders only.
Is this road legal?
No — this is a high-power off-road kit, not legal as a standard road e-bike in the UK/EU.
Can I limit the speed?
Yes — via the UKC1 display or the
remote speed-limit button for quick restriction.
Why Choose This Kit
- True 5000W performance for serious off-road builds.
- Complete conversion package with display, throttle, sensors and accessories.
- Trusted MTX components built on reinforced rims and riveted spokes.
- Clean, professional wiring finish with controller box and cable management included.
Build an extreme machine — raw power, style and control in one MTX 5000W kit.
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