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Technical Specifications
Last Updated: 2026-10-09
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BMS-303JST |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
4.8V11.00 oz-in0.79 kg-cm0.1 N-m |
| Speed |
4.8V0.11 sec/60°545.5 deg/s90.9 RPM |
| Physical | |
| Weight | 0.12 oz3.4 gAbove Average |
| Dimensions |
L 0.75 in W 0.29 in H 0.61 in L 19.0 mm W 7.4 mm H 15.5 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Plastic |
| Gear Spline/Teeth | 25 T estimate |
| Control & Signal | |
| Modulation | Analog |
| Connectivity | |
| Connector | JST |
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 | Above Average Lighter than 73% of 27 Analog Nano servos |
Performance Analysis
| Shaft Power | 0.18 W |
| Power Density | 1.394 W/in³ More power-dense than 73% of 27 Analog Nano servos |
| Torque Density | 3.2353 oz-in/g |
| Torque-to-Volume Ratio | 82.91 oz-in/in³ |
| Speed-to-Weight | 2.67380 (1/sec·g) |
| Speed-Torque Trade-off | 1.21 |
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