Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Robots & Robotic Arms |
| Origin | - |
| Channel Count | 16 Channels |
| Interface Protocol | IIC (I2C) |
| Control Signal | PWM (Pulse Width Modulation) |
| Operating Voltage | 5V - 6V DC |
| Max Current per Channel | 500mA |
| Total Max Current | 2.5A (with heatsink) |
| Servo Compatibility | Standard 3-wire Servos |
| Addressable Units | Up to 8 boards on one bus |
| PCB Dimensions | 65mm x 45mm |
| Mounting Holes | 4x M3 Standoff Holes |
Anonymous
Mar 28, 2026
Rating: 5/5
Reliable controller for educational kits
We bought ten of these for our university robotics lab. They are robust, easy to program using standard libraries, and have survived multiple student projects without failure.
Anonymous
Mar 25, 2026
Rating: 4/5
Solid build quality
The PCB feels sturdy and the screw terminals for power input are a nice touch compared to cheaper alternatives. Lost one star because the included header pins were slightly bent, but easily fixed.
Anonymous
Mar 16, 2026
Rating: 4/5
Great value but needs careful wiring
The board functions well once set up correctly. Make sure your power supply can handle the total current draw if you plan to use all servos at once. Documentation could be slightly better, but plenty of examples exist online.
Anonymous
Mar 10, 2026
Rating: 5/5
Excellent I2C implementation
The address selection jumpers are easy to use, allowing me to daisy-chain three boards for a total of 48 servos. No communication errors detected after weeks of testing.
Anonymous
Mar 08, 2026
Rating: 5/5
Perfect for my hexapod robot
This board works flawlessly with my Arduino project. The I2C interface saves so many GPIO pins, and all 16 channels operate smoothly without jitter. Highly recommended for multi-servo projects.
Anonymous
Mar 04, 2026
Rating: 3/5
Good but runs warm under load
It does exactly what it says, but the voltage regulator gets quite hot when driving more than 8 servos simultaneously. I added a small fan to keep it cool. Otherwise, performance is solid.
Q: Is an external power supply required?
A: Yes, while the logic side can be powered via USB or the microcontroller, we strongly recommend an external 5V-6V power source for the servos to prevent brownouts.
Q: Can this board control digital and analog servos?
A: Yes, this module supports both digital and analog standard 3-wire servos as long as they operate within the 5V-6V range.
Q: Does this work with Raspberry Pi?
A: Absolutely. Since it uses the standard I2C protocol, it is fully compatible with Raspberry Pi using Python libraries like Adafruit CircuitPython or similar.
Q: What happens if I exceed the current limit?
A: The board has thermal protection, but exceeding the current limit may cause the voltage regulator to overheat and shut down temporarily. Always calculate your total servo current draw before connecting.
Q: What is the maximum number of boards I can connect via I2C?
A: You can connect up to 8 boards on the same I2C bus by configuring the address jumpers, giving you control over 128 servos total.
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