Servo Specs, Reviews, & Comparison Tool
Blue Arrow S02512 - Ultra-Micro Standard Servo
Specifications
| Last Updated: | 2025-08-04 |
| Modulation: | Analog |
| Torque: |
4.8V: 2.78 oz-in (0.20 kg-cm) |
| Speed: |
4.8V: 0.13 sec/60° |
| Weight: | 0.11 oz (3.2 g) |
| Dimensions: |
Length:0.77 in (19.6 mm) Width:0.33 in (8.4 mm) Height:0.86 in (21.8 mm) |
| Motor Type: | (add) |
| Gear Type: | Plastic |
| Rotation/Support: | (add) |
| Rotational Range: | (add) |
| Pulse Cycle: | (add) |
| Pulse Width: | (add) |
| Connector Type: | JR |
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Notes
- The discontinued Blue Arrow S02512 is another specialist within the versatile 2.5-gram analog servo family, engineered with a focus on providing enhanced holding power and torque. While maintaining the same pico-class form factor and minimal weight as its relatives, its internal configuration is optimized to deliver more muscle. This makes it the superior choice for micro models that have slightly larger control surfaces or for those that are flown at higher speeds where aerodynamic forces become more significant. On a faster park flyer or a small streamlined glider, a standard servo's gears might be pushed back by the air pressure, leading to a "mushy" feel and imprecise control. The S02512 is designed to resist this "blowback," ensuring that the control surface holds its commanded position firmly.
- The key benefit of the S02512 is the confidence it provides. It allows builders to use larger, more effective control surfaces on their micro models without fearing that the servo will be overwhelmed. This translates to a more solid and connected feel in flight, with the aircraft tracking more precisely and feeling more stable at higher speeds. It’s the servo to choose when you need a little extra grunt in the same tiny, feather-light package, providing a welcome performance boost for more demanding micro applications.
- In the world of robotics, this additional strength, or torque, translates directly into a more capable micro actuator. The S02512 would be an excellent choice for building a small robotic gripper that needs to hold onto an object securely. It would also be well-suited for a small latching mechanism or for the leg joints on a micro walking robot that needs the extra power to reliably lift and move its own weight. It’s the perfect tool when a micro actuator needs to exert a slightly higher force to accomplish its task.
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