DS3218 Pro Servo – 20kg·cm, 270°

The DS3218 Pro-270 Metal Gear Servo is a high-torque positional servo designed for robotics, automation, and mechanical control systems. It features a DC motor with copper and aluminum gears, providing up to 21.5 kg·cm torque at 6.8V for demanding applications. Built for stable and precise angle control, it offers fast response times and a narrow dead band for accurate positioning. The servo operates within a 4.8–6.8V range, ensuring compatibility with common control systems. Ideal for robotic arms, RC models, and engineering prototypes requiring reliable motion control.

Features

- High torque output up to 21.5 kg·cm at 6.8V

- Metal gear system with copper and aluminum construction

- Positional rotation with 270° control range

- Fast response speed down to 0.14 sec/60°

- Narrow 3?s dead band for precise positioning

- Wide operating voltage range 4.8V to 6.8V

- Stable PWM control at 1520?s / 333Hz

- DC motor for consistent performance

- Durable gear train for high-load applications

- Standard 3-wire servo interface

- Compact design for easy integration

- Suitable for robotics and RC systems

Reliable operation under continuous load

Specifications

- Operating Voltage: 4.8–6.8V DC

- Stall Torque (5V): 19 kg·cm

- Stall Torque (6.8V): 21.5 kg·cm

- Speed (5V): 0.16 sec/60°

- Speed (6.8V): 0.14 sec/60°

- Dead Band Width: 3 ?s

- Control Signal: PWM (1520 ?s / 333 Hz)

- Rotation Type: Positional (270°)

- Motor Type: DC Motor

- Gear Type: Copper & Aluminum Metal Gears

- Weight: 60 g

- Dimensions: 40.5 × 20 × 40 mm (typical)

- Connector Type: 3-Pin Standard Servo Connector

Links

- DS3218 Pro-270 Metal Gear Servo Datasheet

Servo DS3218MG 3D Model

- DS3218 servo holder

Tutorials

- Cheap Servo Demo - DS3218/PRO vs MG996R vs JX PDI-6208MG