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Technical Specifications
Last Updated: 2026-10-22
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BMS-555MG |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V
65.27 oz-in
4.70 kg-cm
0.5 N-m
4.8V
58.33 oz-in
4.20 kg-cm
0.4 N-m
|
| Speed |
6.0V
0.13 sec/60°
461.5 deg/s
76.9 RPM
4.8V
0.15 sec/60°
400.0 deg/s
66.7 RPM
|
| Physical | |
| Weight | 0.69 oz19.5 gAverage |
| Dimensions |
L 1.181 in W 0.394 in H 1.339 in L 30.0 mm W 10.0 mm H 34.0 mm |
| Drivetrain | |
| Motor Type | 3-pole |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Analog |
| Pulse Cycle | 8 ms |
| Neutral Position | 1520 µs |
| Refresh Rate | 125 Hz |
| Electrical & Environment | |
| Operating Voltage | 4.5–6.5 V |
| Certification | CE |
| Connectivity | |
| Connector | JR (Universal) |
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 | Average Lighter than 63% of 97 Slim servos |
Performance Analysis
| Shaft Power | 0.72–0.93 W |
| Power Density | 1.490 W/in³ More power-dense than 68% of 51 Turnigy servos |
| Torque Density | 2.9913 oz-in/g |
| Torque-to-Volume Ratio | 93.62 oz-in/in³ |
| Speed-to-Weight | 0.34188 (1/sec·g) |
| Speed-Torque Trade-off | 8.75 |
| Voltage Range Width | 2.0 V Wider voltage range than 80% of 45 Turnigy servos |
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