Our new supersonic helicopter servo is fast and furious fun! Built with ultra-speed in mind, the HSG-8315BH has a robust Carbonite and aluminium hybrid gear train, high-performance coreless motor and high resolution, low dead band circuitry. It is the perfect tail rotor servo for 500+ size electric and 50-size and up gas pilots whose manoeuvres and aerobatics demand the utmost precision and acceleration. Rated at 7.4 volts for 2S LiPo operation with a 560Hz refresh rate, the HSG-8315BH rivals anything like it on the market. Throw in its 25-tooth standard spline and dual ball bearings and it is sure to become one of your favourite servos!
  • Ultra-fast Tail Rotor Servo
  • High Performance, Coreless Motor
  • High Resolution, Low Dead Band Circuitry
  • Karbonite/Aluminum Gear Train
  • Remarkable 200~560 Hz Refresh Rate
  • Equipped with the Industry Standard 25-tooth Spline
Operating Voltage Range (Volts DC)
6.0V ~ 7.4V
Speed (Second @ 60°)
0.05 ~ 0.04
Maximum Torque Range oz. / in.
60 ~ 74
Maximum Torque Range kg. / cm.
4.3 ~ 5.3
Current Draw at Idle
10 mA
No Load Operating Current Draw
300 mA
Stall Current Draw
3,150 mA
Dead Band Width
< 1 µs
Dimensions (Inches)
1.57 x 0.79 x 1.50
Dimensions (Metric)
40.0 x 20.0 x 38.0
Weight (Ounces)
2.12
Weight (Gram)
60
Circuit Type
HR Digital
Motor Type
Coreless Metal Brush
Gear Material
Karbonite
Bearing Type
Dual Ball Bearing
Output Shaft (type / Ømm)
H25T
Case Material
Plastic / Aluminum
Dust / Water Resistance
Splash Proof
Connector Gauge (AWG) / Strand Count
22 / 80
SKU HRC38315
Brand Hitec RCD

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