HS08A HV Digital Metal Gear Micro Servo 6.0Kgf.cm 0.09sec for Gliders
KST HS08 HV Coreless Competition Servo
The KST HS08 is a compact high-performance servo designed for demanding RC gliders and competition sailplanes. With a slim 8mm-wide 7075 aluminum alloy housing, it combines a lightweight form factor with the rigidity and durability required for high-performance aircraft.
Powered by a coreless motor and designed for HV operation, the HS08 delivers fast and reliable control performance. Its hardened steel geartrain provides excellent durability and precise movement, making it well suited for demanding flight applications.
The HS08 series is available with two mounting tab configurations, providing greater flexibility for both wing and fuselage installations. This makes it easier to choose the right configuration for your specific airframe.
With its combination of compact dimensions, 7075 aluminum construction, HV capability, coreless motor, and hardened steel gearing, the HS08 is a strong choice for pilots who demand precise and dependable servo performance in competition gliders.

Features
- Compact and lightweight design
- Excellent torque and speed
- Designed for high-performance RC Gliders
- Excellent heat dissipation
- Ultra-slim 8mm body
Specification
| Parameter | Value |
| Item | HS08A Micro Servo |
| Operating Voltage | DC3.8V-8.4V |
| Size | 23.5mm × 8mm × 25.25mm |
| Torque | 2.8Kg.cm@3.8V / 4.5Kg.cm@6.0V / 5.2Kg.cm@7.4V / 6.0Kg.cm@8.4V |
| Speed | 0.21sec/60°@3.8V / 0.13sec/60°@6.0V / 0.11sec/60°@7.4V / 0.09sec/60°@8.4V |
| Stall Current | 0.68A |
| Rated Current | 0.25A |
| Rated Speed | 0.20sec/60°@6.0V |
| Default Travel Angle | ±60° = 120° Total |
| Operating Temperature Range | -20℃ ~ +65℃ |
| Working Frequency | 1520us/333Hz, 1000us-2000us |
| Motor | Coreless motor |
| Ball Bearing | 2BB |
| Weight | 11g |
Package Including
- 1 * HS08A HV Micro Servo
- 1 * Pack of Accessories
