The Yokomo BL-SP4 Brushless ESC Speed Controller features turbo throttle function which can boost the highest speed with precision at reasonable price! The throttle and brake can be programmed the same as the PRO4 / RS4 models, allowing fine adjustment. While it is a compact housing that is easy to fit in a variety of applications, do not let its size fool you. This ESC is highly tunable and an ideal first ESC for people who are new to brushless systems.
NOTE: BL-YBP/YBP2/YBP3 programmer is not compatible. BL-YBP4 programmer is required for BL-PRO4/RS4/SP4 models.
- Dedicated sensored brushless controller
- Programmable with YOKBL-WM Wi-Fi module or BL-YBP4 Programmer
- Boost and turbo function installed
- Power feel can be adjusted
- Advance, auto brake, brake frequency change function installed
- Detailed brake adjustment function installed
- 1S LiPo compatible
- ABS function
Voltage: 1-2S LiPo
This product was added to our catalog on February 24, 2022












John Carter –
The Yokomo BL-SP4 is a game-changer for my RC car. It delivers smooth and consistent power, making it a joy to race with. Highly recommend for serious enthusiasts.
Emily Zhang –
I’ve tried several ESCs before, but the Yokomo BL-SP4 stands out with its precision and reliability. It’s worth every penny for its performance.
Mike Thompson –
This speed controller is top-notch. The build quality is excellent, and it’s easy to set up. My car runs smoother than ever.
Sarah Lee –
The BL-SP4 is a solid ESC, but it could use better documentation. Took some time to figure out the settings, but once set, it’s fantastic.
Alex Morgan –
I’m impressed with the performance of this ESC. It handles high speeds effortlessly and keeps my car stable during races.
David Kim –
Great product, but it’s a bit pricey. If you’re looking for premium quality, this is it. Otherwise, there are cheaper options out there.
Laura Garcia –
The Yokomo BL-SP4 is reliable and efficient. It’s made a noticeable difference in my car’s acceleration and overall performance.
Chris Evans –
Solid ESC, but it runs a bit hot during extended use. Make sure to monitor temperatures if you’re pushing it to the limit.
Anna White –
I love the responsiveness of this speed controller. It’s perfect for competitive racing and has improved my lap times significantly.
James Brown –
The BL-SP4 is a high-quality ESC, but it’s not beginner-friendly. Advanced users will appreciate its features and performance.
Sophia Taylor –
Amazing piece of equipment. My car feels more agile and powerful with the Yokomo BL-SP4. Definitely worth the investment.