Servo Specs, Reviews, & Comparison Tool
Graupner DES 477 BB - High Speed Micro Servo
Specifications
| Last Updated: | 2025-08-07 |
| Modulation: | Digital |
| Torque: |
6.0V: 13.89 oz-in (1.00 kg-cm) 6.0V: 13.89 oz-in (1.00 kg-cm) |
| Speed: |
6.0V: 0.05 sec/60° 6.0V: 0.05 sec/60° |
| Weight: | 0.36 oz (10.3 g) |
| Dimensions: |
Length:0.93 in (23.6 mm) Width:0.45 in (11.4 mm) Height:1.06 in (26.9 mm) |
| Motor Type: | 3-pole |
| Gear Type: | Plastic |
| Rotation/Support: | Single Bearing |
| Rotational Range: | (add) |
| Pulse Cycle: | (add) |
| Pulse Width: | (add) |
| Connector Type: | JR |
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Notes
- The Graupner DES 477 BB is a high-quality digital sub-micro servo from the precision-engineered DES line, known for its excellent, well-balanced performance profile. This servo features a responsive digital controller and a smooth, dual ball bearing (BB) supported output shaft. It is designed to be a superior, all-around performer in the 9-gram class, offering a fantastic blend of speed, torque, and precision. The DES 477 BB is an outstanding choice for the cyclic controls on a 450-class helicopter or for the flight controls on any high-quality park flyer or small aerobatic model where a crisp, accurate, and reliable servo is desired.
- The character of the DES 477 BB is its versatile, high-fidelity performance. It is both fast enough for agile flight and strong enough to provide a solid, authoritative feel. The digital controller provides a locked-in feel, while the dual ball bearings ensure a smooth, slop-free operation. This makes it a favorite of discerning pilots who want a single, high-quality servo type to outfit their entire model, knowing it will perform superbly in any role.
- For roboticists, the Graupner DES 477 BB is a fantastic, high-quality actuator for a wide range of small-scale projects. Its balanced performance makes it a very capable and adaptable component for the joints of a dynamic walking robot or for a responsive robotic arm. Its quality construction and precision make it a smart choice for any project that requires a high level of performance and reliability from a sub-micro servo.
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