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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BA-8-2F-MG |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
12.92 oz-in
0.93 kg-cm
0.1 N-m
4.2V
9.03 oz-in
0.65 kg-cm
0.1 N-m
|
| Speed |
6.0V
0.03 sec/60°
2,000.0 deg/s
333.3 RPM
4.2V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
|
| Running Current |
6.0V
0.120 A
120 mA
4.2V
0.110 A
110 mA
|
| Stall Current | 0.3–0.4 A300–400 mATop 10% |
| Physical | |
| Weight | 0.20 oz5.6 gTop 10% |
| Dimensions |
L 0.79 in W 0.33 in H 0.69 in L 20.1 mm W 8.4 mm H 17.5 mm |
| Case Material | Aluminum / Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Titanium / Aluminum |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Clockwise |
| Rotational Range | 120° |
| Mechanical Limit | 120° |
| Pulse Cycle | 3.003 ms |
| Pulse Width | 900-2100 µs |
| Neutral Position | 1500 µs |
| Dead Band | 1 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Signal Voltage | 3-5V |
| Electrical & Environment | |
| Operating Voltage | 3.5–6 V |
| Temperature | -20–70 °C-4–158 °F |
| Connectivity | |
| Connector | JST |
| Wire Length | 50 mm1.97 in |
| Origin | |
| Country of Origin | China |
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 | Top 10% Lighter than 94% of 597 Digital Micro servos |
| Stall Current | Top 10% Lower draw than 92% of 188 Digital Micro servos |
Performance Analysis
| Shaft Power | 0.33–0.80 W |
| Power Density | 4.427 W/in³ More power-dense than 75% of 563 Digital Micro servos |
| Torque Density | 1.6125 oz-in/g |
| Torque-to-Volume Ratio | 50.20 oz-in/in³ |
| Speed-to-Weight | 3.57143 (1/sec·g) |
| Speed-Torque Trade-off | 0.45 |
| Current-per-Torque Ratio | 0.0443 A/oz-in |
| No-Load vs Stall Current Spread | 3.64 |
| Voltage Range Width | 2.5 V Wider voltage range than 65% of 496 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0008 Finer dead band than 77% of 182 Digital Micro servos |
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