HBS 690 BB High-Speed 16mm HV BL Digital Servo

$59.90 $71.90
P/N: 7981
Availability: In Stock


Manufactured with high-quality components such as ball bearings, the Graupner HBS 690 BB High Speed High-Voltage Brushless Digital Servo provides the same great performance as a common standard servo.  Optimized for high voltage (8.4V), the HBS 690 BB is specially designed around a high-performance brushless motor and heat sink case to provide lower operating temperatures and longer run times.

Fully programmable to meet your unique specifications via the free Graupner Servo Setup Software, the HBS 690 BB is ideal for all model types: motor/glider planes, helicopters, boats, cars and motorcycles.


  • Brushless motor
  • High Voltage
  • At least five times more durable and 30% faster response times than brushed servos
  • Small current consumption equivalent of 5.0V class Digital Servo
  • Programmable Digital Circuit and SMT circuitry
  • 2048 high resolution
  • Supporting 1-16µ depending on programming
  • Wide frame rate range of 20Hz-400Hz
  • 12-bit processing circuit (At least twice resolution comparing to 10-bit processing circuit)


  • Tail servo for 500-600 size helicopters
  • Large sport airplanes
  • Large scale airplanes


  • HBS 690 BB High-Voltage Brushless Digital Servo
  • Horn set