20KG 180 degrees metal gear servo

This high-performance 20KG metal gear servo is engineered for precision, strength, and durability in RC vehicles, airplanes, robotics, and automation systems. It features hard-anodized metal gears, a CNC-machined aluminum middle case, and a digital signal booster for responsive control. With a wide operating voltage of 4.8V to 6.0V, fast response times, and exceptional torque, this servo is built to handle high-load applications with consistent accuracy.

Features

• High-precision metal gears with hard anodized finish for durability

• CNC-machined aluminum middle shell enhances heat dissipation

• Digital signal booster for accurate and stable response

• MOS drive circuitry for efficient power management

• 180° steering angle with a tight 2μs dead band

• Dual ball bearings (2BB) for smoother motion

• Long operational life of over 15,000 cycles without load

Specifications

• Control System: PWM (1500μs center point)

• Operating Voltage: 4.8V – 6.0V DC

• Operating Temperature: -20°C to +60°C

• Torque:

  • 17.2kg·cm @ 4.8V

  • 20.3kg·cm @ 6.0V

• Speed (No Load):

  • 0.15s/60° @ 4.8V

  • 0.13s/60° @ 6.0V

• Steering Angle: 180°

• Idle Current:

  • 470mA @ 4.8V

  • 650mA @ 6.0V

• Load Current:

  • 750mA @ 4.8V

  • 950mA @ 6.0V

• Dead Band: 2μs

• Moving Angle Accuracy: 60° ±10°

• Drive Type: MOSFET

• Motor Type: Cored motor

• Potentiometer: Direct drive

• Ball Bearings: 2BB

• Gear Material: Metal

• Case Material: PA66 + 40% Fiber Reinforcement

• Dimensions: 40.5 × 20.2 × 40.3mm

• Weight: 62g (without accessories)

• Wire Length: 260mm

• Wire Gauge & Connector: 26AWG with JR plug

• Wiring Colors:

  • Brown: GND

  • Red: VCC

  • Orange: Signal

Applications

• RC Cars and Trucks

• RC Airplanes and Helicopters

• Robotic Arms and Grippers

• Mechanical Joints and Actuators

• DIY CNC or mechatronics projects

• High-torque servo-driven automation systems