DS3218 20kg Metal Gear Digital Servo Motor

– Produces up to 40kg·cm torque at 7.4V for extreme power
– Full metal gear train for rugged durability and long service life
– Digital control circuitry for fast response and precise positioning
– Wide operating voltage: 4.8V to 8.4V for flexible power setups
– Dual ball bearings reduce friction for smoother, longer operation
– Compatible with Arduino, Raspberry Pi, and standard RC controllers

The DS3218 20kg Metal Gear Digital Servo Motor is a high-torque, reliable, and durable servo designed for robotics, RC cars, boats, planes, and DIY mechatronics projects. With an impressive 20kg.cm torque rating at 6.8V, this servo delivers powerful and precise movement, making it suitable for heavy-duty applications where strength and accuracy are essential.

Equipped with all-metal gears and a robust CNC aluminum case, the DS3218 ensures long-lasting durability and efficient heat dissipation even under continuous operation. Its digital control system provides improved accuracy, faster response, and consistent performance compared to analog servos.

Key Features:

• High Torque Output: Up to 20kg.cm at 6.8V, perfect for heavy-load applications.
• Digital Precision: Faster response, greater holding power, and smoother control.
• Metal Gear Construction: Increases durability and minimizes wear under load.
• CNC Aluminum Alloy Shell: Enhances strength and provides excellent heat dissipation.
• Wide Compatibility: Works with PWM signals for easy integration with Arduino, Raspberry Pi, RC receivers, and other microcontrollers.
• High Performance Bearings: Ensures stability and longevity.
• Splash-Resistant Design: Suitable for indoor and outdoor RC use.

Specifications:

• Model: DS3218
• Operating Voltage: 4.8V – 6.8V
• Torque:
  • 19kg.cm @ 6.0V
  • 20kg.cm @ 6.8V
• Speed:
  • 0.16 sec/60° @ 6.0V
  • 0.14 sec/60° @ 6.8V
• Gear Material: Full Metal
• Case Material: CNC Aluminum Alloy + Plastic
• Control System: Digital
• Signal Type: PWM
• Operating Angle: 270° (approx.)
• Connector Wire Length: ~30cm with standard JR connector
• Dimensions: 40.5 × 20.5 × 38mm
• Weight: ~60g

Applications:

• Robotics arms and humanoids
• RC cars, crawlers, and trucks
• RC boats and airplanes
• Gimbals and camera stabilization systems
• DIY automation projects
• CNC machines and steering mechanisms

Why Choose the DS3218?

• Strong 20kg torque capacity for heavy-duty tasks
• All-metal gears for maximum durability
• Digital control precision for robotics and RC applications
• Aluminum casing for long-term reliability and cooling
• Widely used in hobby, robotics, and industrial projects