RS-775 DC 12V–36V High-Speed Screw Shaft Motor 42MM Ball Bearing
RS-775 DC 12V–36V High-Speed Screw Shaft Motor 42MM Ball Bearing
RS-775 DC High-Speed Screw Shaft Motor – 42MM, Front Ball Bearing, Up to 36V
Take your DIY power projects to the next level with the RS-775 42MM DC Electric Motor. Engineered for high-speed, high-torque applications, this versatile motor operates across a wide voltage range (12V, 18V, 24V, and 36V), making it an ideal component for custom-built power equipment, robotics, automation rigs, and more.
Featuring a robust front ball bearing design and a threaded M5 output shaft, this motor delivers smooth, reliable rotation with minimal friction — perfect for demanding builds that require consistent performance over extended use.
Made in Mainland China.
Key Specifications
- Model: RS-775 (Model 777)
- Rated Voltage: 36V DC (compatible with 12V, 18V, 24V, 36V)
- Output Power: <18.65W
- Body Length: 65.5mm
- Body Diameter: 42mm (excluding anti-magnetic ring)
- Output Shaft Length: 45mm (including threaded section)
- Threaded Section Length: 13mm (M5 positive thread)
- Output Shaft Diameter: 5mm
- Weight: ~355g per unit
- Power Supply: DC
- Battery Included: No
Actual Test Parameters (DC 36V)
- Speed: ~22,000 RPM
- No-load operating current: ~1.1A
- No-load starting current: ~6A
Why Choose the RS-775 Motor?
- ✅ Wide voltage compatibility — works at 12V, 18V, 24V, and 36V for flexible project integration
- ✅ Front ball bearing construction — reduces friction and extends operational lifespan
- ✅ M5 threaded screw shaft — easy attachment of custom accessories (accessories must be self-provided)
- ✅ High torque output — handles demanding rotational loads with ease
- ✅ Compact 42MM form factor — fits into tight project enclosures
- ✅ Suitable for DIY applications — home appliances, robotics, automation, and custom builds
Important Notice
This motor requires hands-on technical ability to integrate. Only basic motor parameters are provided. Modification, fabrication, and installation must be carried out by the user based on their own skills and project requirements. No technical support is included.
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Learn more: OSHA guidance on hand and power tools
Frequently Asked Questions
Q: What voltage range is the RS-775 42MM DC motor compatible with?
A: The RS-775 motor supports a wide DC voltage range including 12V, 18V, 24V, and 36V, giving you flexibility to integrate it into a variety of DIY and power equipment builds. The rated voltage is 36V, at which it achieves approximately 22,000 RPM.
Q: Does the RS-775 motor include mounting accessories or an M5 nut?
A: No, mounting accessories and the M5 nut are not included and must be self-provided. The output shaft features a 13mm M5 positive-thread section that is compatible with standard M5 nuts and fittings.
Q: Is this motor suitable for beginners or does it require technical experience?
A: This motor is best suited for users with hands-on DIY or engineering experience. No technical support is provided — installation and integration require the user's own skills and knowledge of their specific project requirements.
Q: What is the no-load speed and current draw of the RS-775 motor at 36V?
A: At 36V DC under no-load conditions, the motor runs at approximately 22,000 RPM, draws around 1.1A during operation, and has a no-load starting current of approximately 6A.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.