Servo Specs, Reviews, & Comparison Tool
Graupner BS 9631 - Brushless Servo
Specifications
| Last Updated: | 2025-08-07 |
| Modulation: | (add) |
| Torque: |
4.8V: 121.80 oz-in (8.77 kg-cm) 6.0V: 151.50 oz-in (10.91 kg-cm) |
| Speed: |
4.8V: 0.15 sec/60° 6.0V: 0.12 sec/60° |
| Weight: | 1.73 oz (49.0 g) |
| Dimensions: |
Length:1.59 in (40.4 mm) Width:0.83 in (21.1 mm) Height:1.61 in (40.9 mm) |
| Motor Type: | Brushless |
| Gear Type: | Plastic |
| Rotation/Support: | Dual Bearings |
| Rotational Range: | (add) |
| Pulse Cycle: | (add) |
| Pulse Width: | (add) |
| Connector Type: | (add) |
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Notes
- The discontinued Graupner BS 9631 is a high-quality servo from a specialized series, built to the exacting standards of German engineering for which the Graupner brand is renowned. This servo is designed to be a superior, all-around performer, offering an excellent combination of speed, power, and precision. It is an outstanding choice for a wide variety of demanding sport and scale applications, from the flight controls on a high-performance .60 size aerobatic aircraft to the steering on a 1/8 scale race buggy. The advanced motor and high-quality gear train provide a very smooth, powerful, and reliable control feel that is a significant step up from standard-class servos.
- The character of the BS 9631 is its refined, high-fidelity performance. It provides the user with a very direct and connected feel to their model, allowing for more precise and confident control. It is a servo chosen by experienced hobbyists who can appreciate the difference that high-quality components and superior engineering make in the overall performance and enjoyment of their model. It is a trusted, long-lasting component that embodies the Graupner commitment to quality.
- For robotics engineers building systems that require a high degree of reliability and smooth operation, the Graupner BS 9631 is an excellent choice. Its quality construction makes it ideal for the joints of a sophisticated robotic manipulator or for any application where smooth, predictable motion is a key requirement. It is a premium building block for creating more refined and dependable robotic systems.
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