Parts/Radio & control/Servos/Futaba HPS-A704 Brushless S.Bus2 Programmable Digital Airplane Servo (High Voltage)
Futaba HPS-A704 Brushless S.Bus2 Programmable Digital Airplane Servo (High Voltage)
Futaba

Futaba HPS-A704 Brushless S.Bus2 Programmable Digital Airplane Servo (High Voltage)

Part # FUT01102388-3
Where to buy
$288.99
AMain Hobbies
Seen Oct 12, 2026
$288.99Buy
Prices are as last seen at the store; stock is not tracked.

About this part

Servo Overview:

This is the HPS-A704 Brushless S.Bus2 Programmable Digital Airplane Servo from Futaba, designed for high-performance applications in giant scale airplanes. With its advanced brushless motor and programmable features, this servo delivers exceptional speed and precision, making it perfect for a wide range of airplane models.


Features:

  • Custom high speed Brushless Motor
  • Designed with F3A in mind
  • Programmable and compatible with S.Bus and S.Bus2 systems
  • Final gear material is metal for enhanced durability

Specifications:

  • Speed:
    • @6.6V: 0.07sec/60°
    • @7.4V: 0.06sec/60°
  • Torque:
    • @6.6V: 173.6oz-in (12.5kg-cm)
    • @7.4V: 194.4oz-in (14kg-cm)
  • Dimensions:1.59x0.83x1.06in (40.5x 21x26.9mm)
  • Weight:1.69oz (48g)
  • Operating Voltage: 6.0-7.4V
  • Spline: 25T
  • Waterproof: No

Includes:

  • (1) HPS-A704 Brushless S.Bus2 Programmable Digital Airplane Servo
  • Assorted Servo Horns and Mounting Hardware
CA Residents Prop 65 Warning WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Details...

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