A
Anonymous
Apr 14, 2026
Rating: 5/5
Perfect for Robot Arms
Stopped my Arduino from resetting during high load movements. Very stable power delivery.
Description
YwRobot Compatible Servo External Power Supply Module for Arduino 8/16 Channels SG90 MG995
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Input Voltage | 5V - 12V DC |
| Output Voltage | 5V Stable |
| Channel Count | 8 Independent Channels |
| Max Total Current | 3000mA (3A) |
| Compatible Boards | Arduino, Raspberry Pi, STM32 |
| PCB Length | 65mm |
| PCB Width | 35mm |
| Weight | 12 grams |
| Power Indicator | Red LED |
| Connector Pitch | 2.54mm Standard |
5 reviews
A
Anonymous
Mar 16, 2026
Rating: 4/5
Good but runs warm
Works as expected but gets slightly warm with 8 servos connected. Still functional.
A
Anonymous
Feb 18, 2026
Rating: 4/5
Great Value
Cheap solution for power isolation. Instructions could be clearer for beginners.
A
Anonymous
Jan 29, 2026
Rating: 5/5
Essential for Servos
Don't power servos directly from your board. Get this module to prevent brownouts.
A
Anonymous
Jan 22, 2026
Rating: 5/5
Compact and Reliable
Fits nicely in my chassis. Solid build quality and easy to solder headers onto.
5 FAQ
Q: Can I use a 2S LiPo battery as input?
A: Yes, a 2S LiPo is within the 5V-12V input range supported by the module.
Q: What wire gauge works best for the terminals?
A: Standard 22AWG jumper wires work best with the 2.54mm pitch headers.
Q: Is the ground line isolated from the signal?
A: No, you must connect the ground pin to your microcontroller ground for proper signal reference.
Q: Does it support high torque MG996R servos?
A: Yes, provided the total current draw does not exceed the 3A maximum limit.
Q: What is the warranty period for this module?
A: We offer a 30-day return policy for defects and a 6-month manufacturer warranty.
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