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Xpert RC HS-6402-HV KD1 Quick Release Cyclic Servo


Product Description

This is the Xpert RC R1 KD1 Quick Release Cyclic Servo High Voltage (6.0V~8.4V), Standard Size, All Aluminum, One Piece Finish, High Strength Metal Gear, Quick Release Cable, helicopter cyclic servo.


  • Developed and tuned by World Champion Helicopter Master, Kyle Dahl.
  • Global 3D 2017 Competition Winning Servo.
  • Ultra High Responsive cyclic algorithm software.
  • Quick release cable that allows easy and quick installation for all helicopters.
  • Brushless motor design provides extremely high speed, top efficiency, and low power consumption.
  • 4096 resolution and SIC (Single Integrated Circuit) for the highest performance and durability.
  • All Aluminum case for the best thermal dissipation and durability.
  • Strong Metal Gear
  • Glitch-free
  • Sophisticated error correction
  • High-Speed, High-precision 12-bit AD converter and CPU calculation
  • Fail safe
  • Over current protection
  • Over temperature protection
  • Start sonorant
  • Operating frequency up to 400Hz



  • Power Supply: 6.0V~8.4V
  • Speed (sec/ 60°): 
    • @6.0V: .086 sec/60°
    • @7.4V: .07 sec/60°
    • @8.4V: .062 sec/60°
  • Torque (oz/in): 
    • @6.0V: 296.45 oz-in)
    • @7.4V: 366.85 oz-in
    • @8.4V: 416.40 oz-in
  • Torque (kg/cm): 
    • @6.0V: 21.43 kg-cm
    • @7.4V: 26.43 kg-cm
    • @8.4V: 30.00 kg-cm
  • Dimensions: 40x37.80x20 mm
  • Weight: 72 g
  • Range: up to 400Hz
  • Center Position: 1520us
  • Applications: Helicopter Cyclic
  • Matching Gear Set: XGS7232S
  • Matching Case: XC-18

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