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⚡ Upgrade your electric ride — feel the power, own the streets!
The WOOSTAR Motorcycle Speed Controller is a 48V, 1000W replacement unit designed for electric scooters, e-bikes, bicycles, and tricycles with DC brushed motors. It features under voltage protection at 20V, a current limit of 21A, and an adjustable speed governor for precise throttle control. Engineered for compatibility and durability, it comes with a detailed wiring diagram and responsive customer service, making it the go-to upgrade for millennial riders seeking performance and reliability.















| Asin | B07LF9NS12 |
| Best Sellers Rank | #188,751 in Sports & Outdoors (See Top 100 in Sports & Outdoors) #788 in Scooter Parts #1,360 in Automotive Replacement Electrical Accessories |
| Brand Name | WOOSTAR |
| Customer Reviews | 4.2 4.2 out of 5 stars (180) 4.2 out of 5 stars |
| Horsepower | 1000 watts |
| Item Weight | 0.25 kg |
| Manufacturer | WOOSTAR |
| Material Type | Metal |
| Model | YL-A90-CO |
| Number Of Items | 1 |
| Part Number | YL-A90-CO |
| Unit Count | 1 Count |
| Upc | 791270653057 |
| Voltage | 48 volts |
| Wattage | 1000 watts |
User
It's really fast
This motor controller is amazing and super fast. Me and my son made a electric scooter and used this to run the motor and it just works great.
User
Returned
O sent it back didn't have same to lugs so I'd had to cut wire it still under warranty so I didn't want to do that
User
Shuts off at 45 volts but it works
Works great but how come it shuts off at 45 volts ? I figured it would shut down at like 32 volts! But it doesn't
User
Not fully functional, limited support for troubleshooting.
Wired unit, power indicator on, 3.6 v on speed signal. 40.5 vdc on battery for 48 vdc, instructions say +|- 20v for over under voltage. Voltage on output to motor. When powering on I can hear the relay internally to unit energize.
User
Love it
Great loved it great quality …made my daughters quad super fast and had instructions which these types of products never do
User
Thanks
Work fine thanks 👍😊
User
48v 1000w speed controller
Good customer service and good product. Will buy again
User
Works
Seems to be working as intended. I ran into an issue where my led display on my throttle was staying illuminated even with my key removed. This throttle has been operating perfect with other modules of the same brand. Took a second to spot it, someone at the factory flipped the leads on the "power locks" (blue+red wire plug) once swapping leads in this plug the led screen turns off with key now. I read a few questions and reviews with this same issue. That's the fix. 😎👍🏻
User
Fait bien sur mon scooter H.Gregoire
il a fallut que je change les connecteurs. Mais fonctionne sur mon scooter H.Gregoire modifier en 48 volt avec le moteur original 38 volt 350 watts
User
Works but wiring differences from my old one
It worked but I needed to repin the wires in a few places. Don't assume the power and ground are correct for your application.
User
Au top
Fonctionne parfaitement . Livraison rapide
User
Controller di velocità, perfettamente compatibile e montata in pochi minuti
Controller di velocità, l'ho montato in pochi minuti su un kart elettrico alimentato in corrente continua a 48 Volt, senza alcun tipo di problema di compatibilità con gli altri accessori, come ad esempio il pedale dell'acceleratore già presente sul kart.Utilizzato per qualche ora, non ha dato finora alcun tipo di problema. Approvato.
User
Vaie muito comprar na amazon
A minha encomenda foi super rápida, muito bem embalado, era o que estava prescrito já instalei funciona a 💯%
Trustpilot
2 weeks ago
5 days ago