Hiwonder HX-20L 20kg High Torque Serial Bus Servo with Real-time Feedback, Full Metal Gear Dual Shaft Bearing for RC Robot
- Torque: 17kg large torque. 17 kg/cm (236 oz/in) @6V; 20 kg/cm (270 oz/in) @7.4V
- Metal Gear: Adopts all-metal geard inside, strong, durable and long service time
- Variable ID: The default number is 1 which is modifiable. And it can be controlled by serial port commands, connected to multiple servos at the same time
- Details Tutorial: Provide bus servo communication protocol, Provide for 51 and STM32 source code
- Dimensions:45.22mmx24.72mmx36.3mm(1.78inch*0.97inch*1.38inch);Weight:54g (1.90oz) only
Product Description
HX-20L is a full metal gear serial bus servo with high torque. It can provide temperature, position feedback. HX-20L Bus Servo uses our private serial protocol so that it is necessary to use our TTL/USB debug board (compatible for Arduino) to control bus servo.
Packing List
- 1*HX-20L servo
- 1*Plastic main servo horn
- 1*Plastic assistant servo horn
- 1*Servo wire(200mm)
- 1*Screw package
| Weight | 54g |
| Dimension | 45.22 x 24.72 x 36.3 mm |
| Speed | 0.19sec/60°@7.4V |
| Servo accuracy | 0.3° |
| Torque | 17kg.cm 6V; 19.5kg.cm 7.4V |
| Stall Current | 2.4~3A |
| Working voltage | 6-8.4V |
| Servo ID | 0~253 |
| Readback function | Support angle readback |
| Wire length | 200mm |
| Rotation | 0-240° |
| No-load current | 100mA |
| Control method | UART serial command |
| Communication baud rate | 115200 |
| Protection | Avoid stalling and overheat |
| Data feedback | Temperature, Voltage, Position |
| Indicator | LED |
| Working mode | Servo mode and deceleration motor mode |
| Storage | Save data when the power off |
| Gear | Metal |
Bus Servo Communication
The user can set and assign an ID number to each servo, and use the controller to issue instructions to make the servo perform actions according to the instructions.
High Torque and Strong Power
The servo has a maximum torque of 19.5kg.cm 7.4V, which is powerful and gives your robot plenty of power.
High Quality Potentiometer
The servo adopts a high-precision potentiometer, which improves the accuracy and linearity, makes the operation more stable and prolongs the service life.
Intelligent Feedback and Two Working Modes
The servo supports servo mode and reduction motor mode, and has position, temperature and voltage feedback to protect the normal operation of the servo.
| Item | Specification |
| Weight | 54g |
| Dimension | 45.22*24.72*36.3mm |
| Working voltage | 6-8.4V |
| Speed | 0.19sec/60°7.4V |
| Torque | 17kg.cm 6V;19.5kg.cm 7.4V |
| Rotation | 0-240° |
| No-load current | 100mA |
| Stall Current | 2.4~3A |
| Servo accuracy | 0.3° |
| Control method | UART serial command |
| Communication baud rate | 115200 |
| Storage | Save data when the power off |
| Servo ID | 0~253 |
| Readback function | Support angel readback |
| Protection | Avoid stalling and overheat |
| Data feedback | Temperature, Voltage, Position |
| Indicator | LED |
| Working mode | Servo mode and deceleration motor mode |
| Control angle range | 0-1000, correspond to 0-240 |
| Wire length | 200mm |
| Gear | Metal |
Shipping & Delivery
1. Free Shipping Policy
Hiwonder offers free standard shipping on orders over US $499 (before tax and duties), delivered via trusted carriers such as DHL, UPS, or FedEx.
Most orders arrive within 6 working days after dispatch. You can check if your country is eligible for free shipping in the regions listed below.
Eligible Regions
- Americas: United States, Canada, Mexico, Chile
- Europe: Germany, United Kingdom, Netherlands, Switzerland, France, Austria, Italy, Belgium, Spain, Sweden, Finland, Norway, Portugal, Czech Republic, Poland, Greece, Slovenia, Romania, Denmark, Bulgaria, Luxembourg, Slovakia, Hungary, Ireland, Estonia, Lithuania
- Asia: China, Japan, Singapore, South Korea, United Arab Emirates, Malaysia, Thailand, Philippines
- Oceania: Australia, New Zealand
If your country or region is not listed above, the shipping cost will be automatically calculated at checkout once you enter your shipping address.
2. Customs & Import Fees
All international shipments are subject to local customs regulations. Import duties, taxes, or other fees may be charged by your country's customs authority upon arrival.
Our shipping term is FOB Shenzhen, which means these fees, if any, are the customer's responsibility. The shipping carriers will assist with the customs clearance process to ensure smooth delivery.
If a package is returned due to unpaid customs duties, any related return or reshipping fees will be deducted from your refund.
3. Order Processing Time
Orders are typically processed within 24 hours after placement and shipped the next business day.
Orders placed on weekends or public holidays will be shipped on the next working day.
Once shipped, you will receive a confirmation email with tracking information.
Questions & Answers
Have a Question?
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hello I purchased 3 of these via Amazon, can I also get STEP file? Happy to provide proof of purchase
Hi there, thank you for your order! Please contact us by email support@hiwonder.com. Our amazon team will check for you :D
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Are there CAD files like STEP available?
We can provide after purchase:)
