FEETECH STS3215 C001 19kg Smart Serial Servo – High Torque, High Precision, Full Rotation - For OpenDuckMini and other projects

Take your robotics and automation projects to the next level with the FEETECH STS3215 Smart Serial Servo, a dual-shaft, magnetic-encoded servo offering 360° absolute positioning, TTL half-duplex communication, and industrial-grade performance in a compact, 55g plastic-metal hybrid shell.

🔧 Key Features

• High Torque Output: Up to 19.5kg.cm stall torque at 7.4V, ideal for demanding applications like robotic arms, humanoids, or joint actuation.

• Fast Response: Rotates 60° in just 0.192 seconds under no-load at 7.4V.

• 360° Absolute Magnetic Encoder: Offers 0.088° resolution for precise positioning and control.

• Advanced Protection: Built-in safeguards against overcurrent, overvoltage, overload, and overheating.

• Multiple Control Modes: Supports servo, closed-loop motor, open-loop motor, and step modes.

• Customizable PID & Baud Rate: Flexible and developer-friendly; supports baud rates from 38,400bps to 1Mbps.

• Comprehensive Feedback: Real-time monitoring of position, speed, load, input voltage, current, and temperature.

• No Angle Limit + Multi-Turn Mode: ±7 turns (multi-loop mode) with software-defined mid-point calibration.

📐 Specifications

• Operating Voltage: 4V – 7.4V

• Stall Current: 2.5A max

• Rated Torque: 5kg.cm

• Case Material: Reinforced plastic (PA+GF); Gear Material: Copper

• Gear Ratio: 1:345

• Weight: 55g

• Connector Type: 3-Pin TTL Serial (GND, Vcc, Signal)

• Motor: Core motor with ball bearings

• Dimensions: 45.2 × 24.7 × 35 mm

• Output Shaft: 25T spline, 5.9mm OD

🧠 Ideal For

• Robotics & STEM projects

• Smart manipulators and robot joints

• AI-enabled machines requiring angle feedback

• Hobbyists and professionals building advanced automation systems

⚠️ Notes

• Not waterproof; avoid wet environments.

• Requires TTL-compatible controller.

• Default ID: 1; Baud Rate: 1 Mbps (customizable).