TrailMaster HV500 High Torque Brushless Servo (High Voltage) by Holmes Hobbies Digital, Metal Gear, Aluminum Case

Holmes Hobbies
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The Holmes Hobbies TrailMaster HV500 Digital High Torque Servo is the perfect servo for moster trucks, crawlers, and other high torque applications. This servo delivers a respectable 360 oz-in/.14 specs at 6.0V, but when you bump the voltage to 8.4V, it makes 500 oz-in of torque with .11 transit speed! This servo features a brushless motor, water resistant aluminum case, metal gears and a 24cm long lead, combined with a 1 year manufacturers warranty.


  • Water-Resistant Alloy Case
  • O-Ring Seals
  • All Metal Gears
  • Brushless High Voltage-capable Motor
  • 24cm servo lead
  • 2s Lipo compatible (8.4v max)
  • 1 Year Manufacturer Warranty

  • Weight: 73g
  • Dimensions: 41x20x40mm
  • Spline: 25 tooth (Futaba type) M3 threaded
  • Torque:
    • @ 6v: 25.9 kg/cm (360 oz/inch)
    • @ 7.4v: 32.4 kg/cm (450 oz/inch)
    • @ 8.4v: 36.0 kg/cm (500 oz/inch)
  • Speed:
    • @ 6v: 0.14 sec
    • @ 7.4v: 0.12 sec
    • @ 8.4v: 0.11 sec

This product was added to our catalog on April 22, 2016.