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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | B128F |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V97.20 oz-in7.00 kg-cm0.7 N-m |
| Speed |
6.0V0.12 sec/60°500.0 deg/s83.3 RPM |
| Physical | |
| Weight | 2.12 oz60.0 gBelow Average |
| Dimensions |
L 1.55 in W 0.76 in H 1.52 in L 39.4 mm W 19.3 mm H 38.6 mm |
| Drivetrain | |
| Gears | Metal |
| Gear Spline/Teeth | 23 T estimate |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Analog |
| Connectivity | |
| Connector | JR (Universal) estimate |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Weight | Below Average Lighter than 13% of 448 Analog Standard servos |
Performance Analysis
| Shaft Power | 1.50 W |
| Power Density | 0.836 W/in³ More power-dense than 71% of 437 Analog Standard servos |
| Torque Density | 1.6200 oz-in/g |
| Torque-to-Volume Ratio | 54.28 oz-in/in³ |
| Speed-to-Weight | 0.13889 (1/sec·g) |
| Speed-Torque Trade-off | 11.66 |
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