Performance set Rongmao ECU (25/45) Euro4&5 scooter La Souris, Senzo, GT UNION | Speed converter for boosting with remote control (CDI)
€150,00 Original price was: €150,00.€89,95Current price is: €89,95.
Do you want your La Souris, Senzo or tune up a Santini scooter without software adjustments? This speed converter with remote control is the solution! Suitable for Euro4 & Euro5 scooters with Rongmao ECU, which allows you to easily switch between 25 km/h and 45 km/h.
Expected delivery time: 1–3 working days
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Speed converter for Euro4 & Euro5 Scooters with Rongmao ECU – 25 km/h & 45 km/h
Do you want your La Souris, Senzo or tune up a Santini scooter without software adjustments? This speed converter with remote control is the solution! Suitable for Euro4 & Euro5 scooters with Rongmao ECU, which allows you to easily switch between 25 km/h and 45 km/h.
Why choose this Speedconverter?
✅ Adjustable speed: Easily switch between 25 km/h (limited) en 45 km / h
✅ No software adjustments required: Original ECU remains seated, no unlocking required
✅ Plug & Play installation: Directly functional after installation
✅ Compatible with various brands & models
✅ Includes remote control for easy switching
Suitable for scooters with Rongmao ECU
This speed converter is suitable for Euro4 & Euro5 scooters with Rongmao ECU. Some examples:
🛵 La Souris:
- Sourini Scooter
- Sourini RS Scooter
- City
- Design
- Valexim
🛵 Senzo:
- SP50
- Grace
- Rivalux R/ Rivalux S
- GT2 Grande Retro
🛵 Santini:
- San remo
- Florence Scooter
- Capri Scooter (incl. Small)
🛵 GT UNION (German market)
Easy installation – Completely Plug & Play
📌 What's in the set?
✔ Speed converter for Rongmao ECU
✔ 2x Remote control
✔ Cable + 2 adapters
✔ Assembly instructions & video
📷 Watch the assembly video in the product gallery!
Assembly instructions – Connecting the Speedconverter
1️⃣ Dismantle the saddle box and remove the cap from the readout connector (OBD).
2️⃣ Connect the adapter on the OBD connector to supply power to the speed converter.
3️⃣ Connect the pulse generator cable (kickstart cover) with the adapter via the supplied plugs.
4️⃣ Connect the speed converter on the white plug of the adapter.
5️⃣ Ready! You can now easily switch between 25 km/h and 45 km/h.
⚠ Important: This speed converter only works with a original, non-performance ECUIf your scooter has already been tuned by software, it must first be returned to the factory settings.
Order your Speedconverter today! 🚀
Do you want your scooter? without complicated adjustments? Order yours now Speed converter for Rongmao ECU at China Scooter Onderdelen and experience it immediately more driving pleasure! 🏁
👉 Fast shipping & expert customer service!
Assembly video
The video below shows how this speed converter can be easily installed.









More information about tuning scooters: Everything about tuning your scooter
adapters
There are 2 different adapters available, depending on the scooter model you have. During the ordering process, please indicate which adapter you need in the comments field when filling in the address details. If in doubt, we will send both adapters with you, so that you always have the right one.
Tune up with remote control, La Souris Sourini Euro5 after year of manufacture 2020.
For the La Souris Sourini euro5 For models manufactured after 2020, installing the scooter converter has become even easier. You unscrew the battery cover, and you can immediately mount the speed converter/tuning kit there. See photos below. All you need is adapter 2.
Below is an editing video for the La Souris Sourini euro5. For all models, R, RS, Limited and Special Edition
| Weight | 0,2 kg |
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17 reviews for Performance set Rongmao ECU (25/45) Euro4&5 scooter La Souris, Senzo, GT UNION | Speed converter for boosting with remote control (CDI)
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Delivery time DPD
95% of all parts are simply supplied from stock. If you order before 15:00, you can expect your order to be delivered the next day. You will receive a track & trace code in your mailbox with which you can track the shipment. You will first receive an email from us that the shipment has been completed and is ready for shipment. In the evening you will receive an email directly from DPD with the Track & Trace code and the information when they will deliver the package to you.
Returns
Your return can only be accepted if the products are received by us complete, undamaged, unused ( have not been assembled ), and in the original packaging. All postage costs are at your expense. Please refer to the article on Thuiswinkelwaarborg to avoid misunderstandings.



Easy to install, no manual is included, which isn't strictly necessary. There is a video on YouTube showing how to install it. The limiter is on by default, and after pressing the red button, your scooter runs unrestricted.
Your five stars are greatly appreciated, Ronald! Your review means a lot to us. We look forward to seeing you again!
ca marche
It does work, but sometimes you have to press a again while driving, even though it was already done after starting.