Servo Specs, Reviews, & Comparison Tool
Cirrus CS-09 - Sub-Micro Servo
Specifications
| Last Updated: | 2025-08-04 |
| Modulation: | (add) |
| Torque: |
4.8V: 7.00 oz-in (0.50 kg-cm) |
| Speed: |
4.8V: 0.09 sec/60° |
| Weight: | 0.19 oz (5.4 g) |
| Dimensions: |
Length:0.90 in (22.9 mm) Width:0.37 in (9.4 mm) Height:0.61 in (15.5 mm) |
| Motor Type: | (add) |
| Gear Type: | (add) |
| Rotation/Support: | (add) |
| Rotational Range: | (add) |
| Pulse Cycle: | (add) |
| Pulse Width: | (add) |
| Connector Type: | (add) |
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Notes
- The discontinued Cirrus CS-09 is a classic and widely trusted analog servo in the immensely popular 9-gram sub-micro class. It is a true jack-of-all-trades, serving as a reliable and cost-effective solution for a massive range of RC applications. The CS-09 is the go-to workhorse for park flyers, small electric gliders, the cyclic controls on 450-class helicopters, and countless other sport and scale models. It offers a solid, well-balanced performance profile, providing a good combination of speed and power that is suitable for the vast majority of everyday flying tasks. Its straightforward design and proven reliability have made it a staple in the hobby for many years.
- The enduring legacy of the CS-09 is built on its incredible utility and value. It is the servo that many hobbyists learn with and continue to trust for their everyday models. It is known for its smooth, predictable operation and consistent centering, which makes it easy to set up and provides a stable, enjoyable flight experience. For builders who need a dependable, no-frills servo that simply works as advertised, the CS-09 has long been one of the best and most affordable options on the market.
- In the robotics world, the CS-09 is an essential component for students, educators, and hobbyists alike. Its standard 9-gram size, low cost, and reliable performance make it perfect for prototyping and experimentation. It is powerful enough for a huge variety of tasks, from basic robotic arms and grippers to pan-and-tilt sensor platforms and the steering systems on small rovers. It is one of the most fundamental and versatile actuators for bringing robotic creations to life.
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