KST X15-855X 760us V3.0 – Brushless Digital Tail Servo
The KST X15-855X 760us V3.0 is a compact, high-performance 15 mm midi-size tail servo, specifically designed for applications requiring a 760 µs neutral pulse and fast, precise response.
With its brushless motor, robust steel gears and programmable digital electronics, the X15-855X delivers an excellent combination of speed, precision and reliability. Its compact 15 mm width makes it an ideal choice for demanding RC helicopter applications where space and performance are critical.
At Aerobertics, we particularly appreciate the excellent balance between compact dimensions, high speed and strong torque that makes the X15-855X a great choice for performance-oriented builds.
Technical Specifications
- Operating voltage: 6.0 – 8.4 V
- Torque @ 6.0 V: 10.0 kgf·cm
- Torque @ 7.4 V: 13.0 kgf·cm
- Torque @ 8.4 V: 15.0 kgf·cm
- Speed @ 6.0 V: 0.07 sec / 60°
- Speed @ 7.4 V: 0.06 sec / 60°
- Speed @ 8.4 V: 0.05 sec / 60°
- Dimensions: 35.5 × 15.0 × 35.5 mm
- Weight: 45 g
- Motor: Brushless
- Gear material: Steel
- Bearings: 2 ball bearings (2BB)
- Spline: 25T-6
- Servo size: Midi
- Electronics: Digital
- Position sensor: Potentiometer
- Signal: 760 µs / 560 Hz
- Signal range: 450–1050 µs
- Soft start: Programmable
- Programmable: Yes
- Waterproof: No
Programming
The KST X15-855X 760us V3.0 can be programmed using KST Tool #3 or KST Tool #5, allowing you to fine-tune the servo to suit your specific setup and flying style.
Please always check the servo specifications recommended by your model manufacturer before selecting a servo.
Aerobertics tip: A compact servo with serious performance — the X15-855X is a smart choice when you need speed, precision and power without compromising on installation space.
