FrSky Act 5400 Series Coreless Servos – CNC Aluminum, Metal Gear, HV 8.4V (S5412H / S5414H / S5415H)

The FrSky Act 5400 Series servos are high-performance coreless servos designed for pilots who need a balance of speed, torque, and durability across a wide range of RC applications.

Built with a fully CNC-machined aluminum case and metal gears, these servos are engineered for strength and long-term reliability under demanding conditions.

With high-voltage support up to 8.4V, the 5400 series delivers strong torque and fast response, making them ideal for fixed wing aircraft, helicopters, and performance builds.

Each model in the series is tuned for different speed and torque characteristics, allowing you to choose the right servo for your application.

⚡ HIGH PERFORMANCE OPTIONS

• Coreless motor for fast response and smooth control
• Multiple models available for different speed vs torque needs
• Consistent, precise operation across applications

🏗️ DURABLE CNC CONSTRUCTION

• Full CNC aluminum case
• Metal gear drivetrain
• Built for long-term reliability

🔋 HIGH VOLTAGE READY

• Supports up to 8.4V operation
• Compatible with HV BEC and direct 2S setups

🎯 PRECISION CONTROL

• Dual ball bearings
• Potentiometer sensor for accurate positioning
• Smooth and stable movement

🔧 VARIANTS

Model (Speed / Torque Configuration)

• S5412H – balanced performance
• S5414H – higher speed response
• S5415H – higher torque output

📦 SPECIFICATIONS

• Type: Coreless servo
• Voltage: Up to 8.4V
• Gear: Metal
• Case: CNC aluminum
• Bearings: Dual ball bearing
• Sensor: Potentiometer

💡 BEST USE

• Fixed wing aircraft
• Helicopters (cyclic / general use)
• Sport and 3D models
• Performance builds requiring durable servos

❌ NOT IDEAL FOR

• Ultra-thin wing installs (use LD5801A)