We’ve spent hundreds of hours researching and comparing 20A Brushless Esc of all specifications to find the best one for any need (or budget). Here are the results.

The Best 20A Brushless Esc of 2020 – Top Rated & Reviewed

2,074 Reviews Scanned

Rank No. #1
ZTW 20A ESC with 5V/2A BEC Output for Fixed Wing rc Airplane 2-4S LIPO
  • Super smooth, accurate and programmable throttle linearity and throttle response.
  • Over temperature protection ,low voltage cut off protection ,signal loss protection and so on.
  • Strong BEC output 2A/5V continuous and peak to 3A.
  • Supporting high RPM motors and programmable by programming card and transmitter .
  • High efficiency with low resistance and low heat MOSFET and CPU.
Rank No. #2
4Pcs 20A ESC Brushless Electronic Speed Controller DSHOT BLHeli_S 2-4S Lipo for FPV QAV Drone Multirotor Quadcopter
  • 20A ESC Brushless DSHOT BLHeli_S 2-4S Lipos Electronic Speed Controller for FPV QAV Drone Multirotor Quadcopter
  • With BLHeli_S firmware, easy to upgrade or flash via the esc signal cable;The throttle signal cable is twisted pair, which effectively reduces the crosstalk caused by signal transmission..
  • The applicable number of battery cells :2-4S;The original components are used to ensure the high-quality current capability of the ESC..
  • It is optimized for multi-axis and supports fixed-wing and helicopters well.
  • The throttle range can be set to be compatible with different receivers, with a smooth and delicate speed control feel.
Rank No. #3
ARRIS Swift Series BLHeli 20A 2-4S BEC 5V/1A Brushless ESC for RC Multi-Rotor (1PCS)
  • BLheli firmware, support Oneshot 125.
  • Continuous Current: 20A; Burst Current (10S): 30A
  • BEC: 5V/1A; Lipo Cells: 2-4S
  • The firmware is specialized for multi-rotor, fast throtthle response during flying. 8 Timing setting , makes motors work with the best condition.
Rank No. #4
AGFRC 20A ESC Brushless DSHOT600 BLHeli_S 2-4S Lipos Electronic Speed Controller for FPV QAV Drone Multirotor Quadcopter (XR-20A)
  • 1) Comes with BLHeli_S firmware, easy to upgrade or flash via the esc signal cable.
  • 2) Hardware PWM drive motor, low voice, smooth throttle response. Damped light enabled to make it more sensitive and effective while reduce the motor speed.
  • 3)Compact size and light weight, especially designed for competition FPV drones.Suitable for Multirotor, fast throttle response.
  • 4)High quality component, super fast running speed.
  • 5)Support to use Dshot600/300/150, PWM throttle signal mode (1000μs-2000μs), Onshot125 (125-250μs), Oneshot42 (42-82μs) and Multishot (2-25μs).
Rank No. #5
Dancing Wings Hobby AEO E-Power Brushless ESC 5A/1S;5A/2S; 10A/20A/30A/40A Electric Speed Controller (10A1pc)
  • Brushless Electric Speed Controller
  • 5A 1S; 5A 2S;10A;20A;30A;40A for choice
  • 1pc and 2pcs for your choice
  • Specially for RC Fix-wing Airplane
  • We ship the order by 4PX Carrier,it will arrive to you about 12-15 days.
Rank No. #6
Readytosky Bidirectional 20A Brushless ESC 2-4S 2A 5V UBEC Electric Speed Controller for RC Car Boat Underwater Propeller
  • Bidirectional 20A 2-4S ESC UBEC 2A 5V.
  • It can be used in cars, ships, underwater thrusters.
  • No need to calibrate throttle stroke, plug and play.
  • Bidirectional 1:1 power output, no brake,direct reverse, quick response, good handling.
  • Simple Manual: 1.Throttle stick must be in center or it will not start. 2.ESC no need to calibrate throttle range. When start,if motor run,please use Throttle triming to make it stop.
Rank No. #7
QWinOut 2-4S 30A RC Brushless ESC Simonk Firmware Electric Speed Controller with 5V 3A BEC with 3.5mm Female Banana Bullet for 2 to 4s Lipo Battery, DIY Multicopter Quadcopter (30A,1 pcs)
  • NOTE: 1. Since 2020.07.05, this items was soldered with 3.5mm Female banana connectors, effectively avoid welding problems; 2. We have set up the program, the ESC do not need additional program
  • Input voltage:2-4 S; BEC: 5V 3A; Working current: 30A / 40A (Optional on my shop)
  • Universal SimonK Firmware 30A/40A ESC Brushless Speed Controller, super simple. Small size combined with light weight for easy installation. (30A/40A is optional on my shop)
  • Military standard capacitor of extreme low resistance increases the ability of prevention of unwanted RF noise during flying. Extreme low resistance PCB is helpful for getting a super current endurance capability.
  • Microprocessor uses separate voltage regulator IC, with good anti-jamming capability.
Rank No. #8
BETAFPV F405 2-4S AIO 20A V3 Brushless Whoop Flight Controller No RX BLheli_S 20A ESC with XT30 Connector for 2-4S Brushless Motor Like 11XX 12XX 14XX Series Motors
  • 【F405 Chip】The FC totally handle 20A continuous current(22A burst), gives pilots a powerful flight. BETAFPV 12A/20A AIO flight controller will unify the UART, which is convenient for pilots to solder
  • 【Pluggable Connector】BETAFPV F405 AIO 20A flight controller integrated digital VTX connector and receiver connector, just plug and play, which is convenient for installation
  • 【New Layout Designed】Completed the gap mounting hole, perfectly prevent the damping rubber from falling off, super easy for installation on most of whoop frame
  • 【Ultralight】BETAFPV F405 2-4S AIO 20A FC board thickness from 1.6mm to 1.2mm, which reduced the weight to 5.28g while improving the ability of the ESC to continuous current 20A
  • 【Compatible】F405 AIO 20A FC is compatible with 110X/120X/140X series motors, pilots can build a bigger quad with this powerful FC to save weight and size like Beta95X
Rank No. #9
Turnigy 20A Brushed ESC
  • BOOOLE INC. researches and develops electronic products and open source hardware with the aim of promoting MAKER SPACE and DIY practice. It makes you believe innovation and invention are no more exclusive to scientific research institutes.
Rank No. #10
LPZ 4Pcs Simonk 20AMP 20A SimonK Firmware Brushless ESC w/ 3A 5V BEC For DJI F450 Align TREX 250 RC Multicopter Qudcopter Helicopter ESC Part
  • This hardware, with the SimonK firmware, gives you the perfect solution for multirotor use.Highest efficiency 100% N-FET design
  • No over temp cutoff, because any cutoff in a multirotor = crash.Super high refresh rate, no buffering of the input signal, resulting in more than 490Hz response rate. 16KHz motor frequency, giving fastest response of the motor, and quietest operation as well (no 8KHz squeal).

Last update on 2021-11-29 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

Top Rated 20A Brushless Esc to Buy Now


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How to Choose the Best 20A Brushless Esc (with Price and Reviews)

Although most 20A Brushless Esc are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an 20A Brushless Esc:

(1) 20A Brushless Esc Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an 20A Brushless Esc should be in line with its value. You can compare 20A Brushless Esc reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular 20A Brushless Esc is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

20A Brushless Esc materials differ from manufacturer to manufacturer. Consider where and how you will be using your 20A Brushless Esc to determine if one material would be better than another.

(4) Size

Like most products, 20A Brushless Escs come in various sizes. Do you need a large 20A Brushless Escor a small one? Think about where you will use your 20A Brushless Esc in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

20A Brushless Escs also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your 20A Brushless Esc would have any effect on the efficiency of its operation.

(6) Durability

The durability of an 20A Brushless Esc will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of 20A Brushless Esc you purchase may affect its durability.

(7) Storage

Will you need to store your 20A Brushless Esc? If so, you should consider the size and weight of the 20A Brushless Escto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your 20A Brushless Esc will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an 20A Brushless Esc. It is hard to know exactly how an 20A Brushless Esc will perform until you get it home and try it out.

(9) Warranty

Make sure the 20A Brushless Esc you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.