KST BLS915 V2.0 HV Brushless-Servo 20mm 21kg

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  • Regular price $90.00

The KST BLS915 is a top-of-the-range swashplate servo with rugged aluminum housing and a precision metal gearbox.


Thanks to the powerful electronics, a powerful brushless motor and high quality ball bearings, this servo is suitable for 3D aerobatics like no other, Heli-3D or gliding 3D, the BLS915 is the best choice.


High-quality workmanship, very fast positioning times and perfect reset accuracy make the servo universally applicable. 

  •  Brushless Motor
  •  Metal gear unit
  •  Double ball bearing mounted  
Operatin voltage (max.) [V]: 8.4
Torque[kg/cm]@4.8V: --
Torque[kg/cm]@6.0V: 18.0
Torque[kg/cm]@7.4V: 22.0
Torque[kg/cm]@8.4V: 25.0
Speed [s/60°]@4.8V: --
Speed [s/60°]@6.0V: 0.080
Speed [s/60°]@7.4V: 0.075
Speed [s/60°]@8.4V: 0.069
Breadth: 20.0
Length: 40.5
Height: 38.0
Weight: 72.0
Motor type: Brushless
Frequency: 1520us/333Hz, 900us-2100us
Gear: Metal
Bearing: 2BB
Spline: H25T/3F
Type: Helicopter
Electronics: Digital
Sensor: Potentiometer
Waterproof: No
Manufacturers: KST
  •  1 x Servo KST BLS915
  •  various rudder horns plastic
  •  various fastening and securing screws