ProTechTrader RS-550s 18v (6v - 20v) DC Motor with 15t Gear High

ProTechTrader RS-550S 18V High-Torque DC Motor with 15T Gear

Transform your DIY projects, robotics builds, and power tool repairs with the ProTechTrader RS-550S professional-grade DC motor. Engineered for serious makers, hobbyists, and technicians, this versatile 18V motor delivers exceptional power and reliability across a wide voltage range, making it the perfect solution for everything from custom power drills to advanced robotics applications.

Premium Performance for Demanding Applications

The RS-550S isn't just another hobby motor—it's a precision-engineered powerhouse designed to handle serious workloads. With variable rotation speeds from 3,000 to 24,000 RPM and a robust power range of 42-142W, this motor adapts seamlessly to your project requirements. The included 15-tooth gear provides excellent mechanical advantage for high-torque applications, delivering more than 160g.cm of torque to power through demanding tasks.

Whether you're building a custom electric screwdriver, upgrading a cordless drill, designing an autonomous robot, or creating innovative DIY tools, the RS-550S provides the performance foundation you need. Its carbon brush design ensures consistent power delivery and long service life, while the anisotropic magnet configuration maximizes magnetic efficiency for superior motor performance.

Complete Technical Specifications Electrical Characteristics

• Model Number: RS-550S
• Nominal Voltage: 18V
• Rated Voltage Range: 3.6V - 20V DC
• Rotation Speed: 3,000 - 24,000 RPM (variable based on voltage)
• Power Output: 42W - 142W
• Torque: More than 160g.cm
• Motor Type: Round DC Carbon Brush Motor
• Magnet Type: Anisotropic
• Excitation Mode: Excited

Physical Dimensions

• Motor Body Diameter: 35mm - 37mm
• Motor Body Length: 57mm
• Shaft Diameter: 3mm
• Shaft Length: 9mm
• Shaft Style: D-Shaft (flat side for secure gear/coupling attachment)
• Mounting Holes: 25mm apart (center-to-center)
• Weight: 7.8 oz

Gear Specifications

• Gear Tooth Count: 15 teeth
• Gear Length: 6.5mm
• Gear Width (Outside Teeth): 11.5mm
• Gear Width (Inside Teeth): 9.5mm

Versatile Applications for Every Project

The RS-550S motor excels across a diverse range of applications, making it an essential component for your workshop or lab:

• Charging Pumps: Reliable power for fluid transfer systems
• Power Drills: Perfect for drill repairs or custom cordless tool builds
• Electric Screwdrivers: Ideal torque characteristics for fastening applications
• Spanners: Consistent power for mechanical tools
• Saws: High RPM capability for cutting applications
• Sanders: Smooth, variable speed control for finishing work
• DIY Projects: Limited only by your imagination
• Robotics: Excellent power-to-weight ratio for mobile platforms and actuators

Key Features and Benefits

Wide Voltage Compatibility: Operating from 3.6V to 20V allows you to use various battery packs and power sources, giving you flexibility in your designs without being locked into a single voltage platform.

D-Shaft Design: The precision-machined D-shaft with flat side ensures positive engagement with gears, pulleys, and couplings—no slipping under load, giving you reliable power transmission every time.

Professional-Grade Construction: Built to withstand continuous operation and demanding environments, this motor features quality carbon brushes and robust bearing systems for extended service life.

Convenient Mounting: Standard 25mm mounting hole spacing makes integration into existing projects or brackets straightforward and secure.

Included 15T Gear: Ready to use right out of the box, the included gear saves you time and money while providing excellent torque multiplication for power tool applications.

Exceptional Value for Makers and Professionals

At just $12.99, the ProTechTrader RS-550S delivers professional-grade performance at a hobbyist-friendly price point. Whether you're repairing expensive power tools, prototyping new designs, or teaching STEM concepts, this motor provides the reliability and specifications you need without breaking your budget.

Don't settle for underpowered or poorly-specified motors that leave you guessing. The RS-550S comes with complete technical specifications, proven compatibility with popular projects, and the performance characteristics demanded by serious makers.

Order Your RS-550S Motor Today

Ready to power your next project? Add the ProTechTrader RS-550S 18V DC Motor to your cart now and experience the difference that quality components make. With fast shipping and exceptional value, you'll be building, creating, and innovating in no time. Perfect for individuals, makerspaces, educational institutions, and repair shops—order multiple units and always have the right motor on hand when inspiration strikes!