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Ruistart · Motors & Servos
MG90D Digital Micro Servo (6061-T6 Aluminum Gear, Alloy Case)
SKU RS-56 HTS 8806.99 Origin Shenzhen, CN Updated Oct 2026
Price on request
Wholesale pricing is quoted per order. Send the quantity and destination and the trade desk replies within six working hours, EXW Shenzhen.
- MOQ 5 pc — samples welcome
- Sourced equivalent available for private label
- Bench-tested before dispatch
- 12-month warranty, RMA support
- Ships in 48h · OEM run 15-20 working days
- Trade desk replies in 6h
Product Overview
The MG90D Digital Micro Servo is the premium, high-performance upgrade to the standard MG90S. Engineered for pilots and makers who demand precision, it features a digital control system for faster response times and constant torque throughout its range. Its robust metal gear train and dual ball bearings make it exceptionally durable for high-stress applications in RC aircraft and robotics.
Key Features
- Upgraded Metal Gears: Equipped with Aluminum 6061-T6 gears and shafts, offering superior strength and lighter weight compared to traditional copper gears.
- Enhanced Cooling: Designed with an alloy middle case that acts as a heatsink to keep the motor and electronics cool during aggressive use.
- High Precision & Speed: Features a digital control system with a 1µs deadband for accurate positioning and ultra-fast speeds up to 0.08sec/60°.
- Dual Ball Bearings: Provides smooth rotation and improved holding power, significantly extending the service life of the servo.
- Universal Compatibility: Fitted with a standard JR-type connector, making it compatible with most receivers (Futaba, JR, Spektrum, Hitec) and microcontrollers like Arduino or Raspberry Pi.
Technical Specifications
- Dimensions: 22.8 x 12.2 x 28.5 mm.
- Weight: Approximately 13g.
- Stall Torque: 2.1kg/cm at 4.8V; 2.4kg/cm at 6.0V–6.6V.
- Operating Speed: 0.10sec/60° (4.8V); 0.08sec/60° (6.0V).
- Operating Voltage: 4.8V to 6.6V.
- Spline Count: 20T (Compatible with standard horns).
Package Includes:
- 1 x MG90D Digital Micro Servo.
- 3 x Assorted Servo Horns (Arms).
- 1 x Set of Mounting Screws.
Key specifications
| Department | Motors & Servos |
|---|---|
| Minimum order | 5 pcs (samples available) |
Packing and freight data
| Packaging | Qty per carton | Carton (cm) | Gross weight | CBM |
|---|---|---|---|---|
| Retail box | 3 | 18 × 12 × 6 | 0.42 kg | 0.0013 |
| Inner carton | 14 | 38 × 26 × 22 | 4.6 kg | 0.0217 |
| Export carton | 134 | 58 × 42 × 38 | 21.4 kg | 0.0926 |
Placeholder packing data — confirm with your supplier before quoting freight. CBM is per export carton.
Wholesale questions
What is the minimum order quantity for MECHFPV MG90D Digital Micro Servo?
Stock supply starts at 5 pc. The 10× and 50× quantity breaks are already applied in the price table above, and OEM branding is available from a few hundred pieces.
Can you print our brand on this product?
Yes. For MECHFPV MG90D Digital Micro Servo (6061-T6 Aluminum Gear we can apply your logo, use a custom shell or housing colour, flash a locked firmware build and pack it in your retail packaging. Tooling-free branding normally starts around 100-500 pieces depending on the part; tooling-backed parts are quoted individually.
How is this shipped and how long does it take?
Air express (DHL / FedEx / UPS) is typically 4-7 working days door to door. Larger orders can move by sea or rail with DDP terms so the landed cost is fixed before dispatch.
Is it tested before dispatch?
Every unit is bench-tested and inspected before packing, and we can supply CE / FCC / RoHS documentation and a QC report with the shipment.
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- Tier pricing from 1 pc to 10,000+ pcs, valid 30 days
- Mixed-SKU containers and consolidated shipping
- OEM logo, custom firmware, retail packaging
- Sample order first, scale after you test
Prefer to talk? Message the trade desk on WhatsApp.