Servo Specs, Reviews, & Comparison Tool
Blue Bird BMS-825DMG+HS - Digital Hi Performance Servo
Specifications
| Last Updated: | 2025-08-04 |
| Modulation: | Digital |
| Torque: |
4.8V: 70.00 oz-in (5.04 kg-cm) 6.0V: 84.00 oz-in (6.05 kg-cm) |
| Speed: |
4.8V: 0.11 sec/60° 6.0V: 0.09 sec/60° |
| Weight: | 1.59 oz (45.1 g) |
| Dimensions: |
Length:1.60 in (40.6 mm) Width:0.79 in (20.1 mm) Height:1.46 in (37.1 mm) |
| Motor Type: | Coreless |
| Gear Type: | Metal |
| Rotation/Support: | Dual Bearings |
| Rotational Range: | (add) |
| Pulse Cycle: | (add) |
| Pulse Width: | (add) |
| Connector Type: | (add) |
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Notes
- The discontinued Blue Bird BMS-825DMG+HS is an ultra-high-performance, high-voltage (HV) digital brushless servo designed to deliver a phenomenal combination of speed and torque in a compact, sub-micro package. As part of the elite brushless family, it offers incredible efficiency, power, and longevity. The "DMG" signifies its precise digital controller and durable metal gears, while the "+HS" denotes its high-speed capabilities. This servo is engineered as a superior, all-around performer for the most demanding applications. It is an excellent choice for the cyclic controls on a 500-class helicopter, providing both the speed for agility and the torque for authority. It's also a fantastic aileron and elevator servo for high-speed jets or large, fast gliders.
- The key characteristic of the BMS-825DMG+HS is its perfectly balanced, brushless performance. It is both incredibly fast and incredibly strong, without making a significant compromise in either area. This makes it extremely versatile at the highest level of the hobby. The brushless motor ensures that this stunning performance is consistent and reliable over a very long service life, making it a wise investment for a serious pilot. The HV digital platform delivers this performance with a crisp, locked-in feel that inspires ultimate confidence.
- For roboticists building high-performance, compact systems, the BMS-825DMG+HS is a superb tool. Its blend of speed and torque makes it a versatile actuator for a wide range of tasks, from the joints of a fast-moving quadruped robot to the actuators of a high-speed, high-force robotic gripper. The brushless motor's reliability is a huge asset for any robot that will be used for critical tasks or in long-duration experiments. It offers a no-compromise performance solution for a wide range of challenging robotics problems.
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