KST BLS905X Servo HV 20mm 12kg Brushless Narrowband Heli Rear Servo

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  • Regular price $95.00

KST BLS905X Heli Rear Servo

The KST BLS905X HighVolt, brushless servo in a rugged aluminium housing with precision metal gearbox, is particularly suitable for use as a rear servo of a 550-700 class helicopter. High-quality workmanship, very fast positioning times and perfect reset accuracy make the servo indispensable for professional 3D helicopter pilots.


Fast - Powerful - Accurate => KST 

  •  Brushless Motor
  •  Metal gear unit
  •  Double ball bearing mounted
  •  Relatively low weight 
Operatin voltage (max.) [V]: 8.4
Torque[kg/cm]@4.8V: --
Torque[kg/cm]@6.0V: 6.0
Torque[kg/cm]@7.4V: 7.0
Torque[kg/cm]@8.4V: 8.0
Speed [s/60°]@4.8V: --
Speed [s/60°]@6.0V: 0.045
Speed [s/60°]@7.4V: 0.040
Speed [s/60°]@8.4V: 0.035
Breadth: 20.0
Length: 40.5
Height: 37.0
Weight: 72.0
Motor type: Brushless
Frequency: 760us/560Hz
Gear: Metal
Bearing: 2BB
Spline: H25T/3F
Type: Standard
Electronics: Digital
Sensor: Potentiometer
Waterproof: No
Manufacturers: KST
  •  1 x KST BLS905X servo unit
  •  div. rudder horns
  •  various fastening and securing screws