Parts/Radio & control/Servos/KST SV3312-12 Aluminum Standard Brushless Digital Metal Gear High Voltage Servo
KST SV3312-12 Aluminum Standard Brushless Digital Metal Gear High Voltage Servo
KST

KST SV3312-12 Aluminum Standard Brushless Digital Metal Gear High Voltage Servo

Part # KST-SV3312-12
Where to buy
$99.99
AMain Hobbies
Seen Oct 12, 2026
$99.99Buy
Prices are as last seen at the store; stock is not tracked.

About this part

Servo Overview:

The KST SV3312-12 Aluminum Standard Brushless Digital Metal Gear High Voltage Servo is a premium solution for 700 to 800-class helicopters and large-scale planes, offering unmatched torque and precision. Built for high-voltage operation, it supports both twelve-volt DC and direct drive from 2-3S LiPo batteries, ensuring steady, reliable performance under demanding conditions. Its durable aluminum housing and high-quality construction make it an excellent choice for pilots who require consistent control in large and powerful models.

About the Metal Gear High Voltage Servo


Power & Reliability

Delivering an impressive 527.78 ounce-inches of torque at thirteen volts with a fast 0.10-second speed per sixty degrees, the SV3312-12 excels in both strength and responsiveness. A brushless DC motor provides smooth, efficient power, while dual ball bearings and a rock-solid gear train ensure long-lasting, accurate operation. Programmable for customized performance, this servo combines extreme torque, quick response, and robust construction, making it the go-to option for serious pilots.

Features:

  • Fast 0.10-second response speed
  • Programmable for customized settings
  • Brushless DC motor for efficiency and durability
  • Dual ball bearings for smooth, precise operation
  • Aluminum housing for strength and reliability
  • Ideal for 700-800 class RC helicopters and large-scale RC planes

Includes:

  • (1) SV3312-12 Aluminum Standard Brushless Digital Metal Gear High Voltage Servo
  • Servo Accessories
  • Mounting Hardware

Specifications:

Application 700-800 Helicopters
Input Voltage 8.4-13.0V
Operating Speed @ 8.4V 0.16sec/60°
Operating Speed @ 12.0V 0.12sec/60°
Operating Speed @ 13.0V 0.10sec/60°
Dynamic Torque @ 8.4V 388.89oz-in (28kg-cm)
Dynamic Torque @ 12.0V 458.33oz-in (33kg-cm)
Dynamic Torque @ 13.0V 527.78oz-in (38kg-cm)
Pulse/Frequency 333Hz
Motor Type Brushless
Output Shaft Spline 25T
Gear Material Hardened Steel
Dimensions 1.59x0.79x1.50in (40.5x20x38mm)
Weight 2.47oz (70g)

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