DYS XSD20A ESC Solder Version (Original)


In stock

SKU: 867289
  1. Model: XSD20A Solder version
  2. Processor: Silabs EFM8BB21
  3. Battery: 12.6-16.8V (3-4S Lipo)
  4. Current Rating: 20Amp
  5. BEC: No (OPTO)
  6. Signal frequency: 20-500Hz
  7. Firmware: BLHeli_S (bootloader and firmware)
  8. Supports: 1-2ms signal, Dshot600/Dshot300
  9. BLHeli_S does Damped Light only


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Brand: Dys
Category: (ESC) Drone Speed Controller

Take advantage of the latest DYS XSD20A ESC Solder Version BLHeliS development with these DShot-capable ESCs. The DYS XSD series speed controllers (ESC) have been designed for high-speed motors, which makes them ideal for racing drones. The ESCs utilize a high-performance Silabs EFM8BB21 microprocessor for smooth response and high-resolution throttle steps. They also come with BLHeliS firmware pre-flashed and support DShot300 or DShot600. Firmware can be upgraded by signal wire using a USB Linker.


  1. Utilizes high-performance EFM8BB21 50MHz MCU
  2. 12 FET Design
  3. High-current burst rating
  4. High-Resolution Throttle steps
  5. Supports: BLheli_S & Dshot600, Dshot300 – faster than Oneshot
  6. Dshot ESCs don’t require an ESC calibration
  7. Firmware upgradable via signal wire (works with USB Linker for XM series)
  8. Supports Motors with super high KV (EFM8BusyBee 50MHz can handle up to 500k eRPM)

Package Includes:

1 x DYS XSD20A ESC Solder Version

1 x User Manual

SKU: 867289 Category:
Software Compatibility






MCU Type

Silabs EFM8BB21

Continuous Current (A)


Operating Voltage (VDC)

12.6-16.8V (3-4S Lipo)



Dimensions (LxWxH) mm

26 x 14 x 4.5

Weight (g):


Shipping Weight 0.02 kg
Shipping Dimensions 6 × 1 × 1 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China