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Highlights
Customized for Multi-copter, sensitive throttle response
Suitable for throttle compatible well with motor
Throttle signals transmitted via twisted pair cable to avoid the crosstalk
More stable flight
Maximum refresh frequency up to 500Hz, compatible with all flight controls
Ultra-low resistance MOSFET with miniaturization, and all flashes are N MOS with high withstanding current;
Miniaturization design, SN16/20A with high performance capacitor filter on board, weight reduced to 2g, with thick PCB copper and low heat dissipation
![[HK Stock] DYS BL20A Mini 20A BLHeli ESC OPTO 2-4S for QAV160/180/250/300/330](http://img.gkbcdn.com/s3/d/201810/cb5a08c4-8230-4372-b1bc-8823cebb32e5.jpg)
![[HK Stock] DYS BL20A Mini 20A BLHeli ESC OPTO 2-4S for QAV160/180/250/300/330](http://img.gkbcdn.com/s3/d/201810/6d1779b5-e19b-4f3f-ae06-820f0d3e8133.jpg)
![[HK Stock] DYS BL20A Mini 20A BLHeli ESC OPTO 2-4S for QAV160/180/250/300/330](http://img.gkbcdn.com/s3/d/201810/4cfa0734-0875-4f0e-b3c4-aa068785e197.jpg)
Specification
| General | |
|---|---|
| Type | ESC |
| Model | DYS BL20A |
| Quantity | 1 Piece |
| Compatible | QAV160/180/250/300/330 |
| BEC | OPTO |
| Input Voltage | 2-4s Lipo |
| Signal Frequency | 20-500Hz |
| Outout PWM Frequency | 18KHz |
| Come with BLHeli | Yes |
| Application | Compatible with SimonK and BLHeli |
| Size(LxWxH) | 23x12x4.5mm |
| Weight | 7.6g |
| Package Contents | |
| 1 x BL20A ESC | |
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