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Technical Specifications
Last Updated: 2026-10-08
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BBR-BMS-380MG |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V
57.00 oz-in
4.10 kg-cm
0.4 N-m
4.8V
50.00 oz-in
3.60 kg-cm
0.4 N-m
|
| Speed |
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
4.8V
0.15 sec/60°
400.0 deg/s
66.7 RPM
|
| Physical | |
| Weight | 0.58 oz16.4 gBottom 10% |
| Dimensions |
L 1.22 in W 0.50 in H 1.04 in L 31.0 mm W 12.7 mm H 26.4 mm |
| Drivetrain | |
| Motor Type | Brushed |
| Gears | Metal |
| Gear Spline/Teeth | 25 T estimate |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Analog |
| Neutral Position | 1520 µs |
| Refresh Rate | 125 Hz |
| Electrical & Environment | |
| Operating Voltage | 4.5–6.5 V |
| Power Source | Ni-MH / Ni-CD |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 140 mm5.51 in |
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 | Bottom 10% Lighter than 3% of 346 Analog Micro servos |
Performance Analysis
| Shaft Power | 0.62–0.75 W |
| Power Density | 1.187 W/in³ More power-dense than 75% of 333 Analog Micro servos |
| Torque Density | 3.0488 oz-in/g |
| Torque-to-Volume Ratio | 78.81 oz-in/in³ |
| Speed-to-Weight | 0.40650 (1/sec·g) |
| Speed-Torque Trade-off | 7.50 |
| Voltage Range Width | 2.0 V Wider voltage range than 93% of 182 Analog Micro servos |
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