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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | BMS-A923+ |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
209.74 oz-in
15.10 kg-cm
1.5 N-m
7.4V
184.74 oz-in
13.30 kg-cm
1.3 N-m
6.0V
150.01 oz-in
10.80 kg-cm
1.1 N-m
|
| Speed |
8.4V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
7.4V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
6.0V
0.07 sec/60°
857.1 deg/s
142.9 RPM
|
| Physical | |
| Weight | 1.20 oz34.0 gBottom 10% |
| Dimensions |
L 1.398 in W 0.591 in H 1.142 in L 35.5 mm W 15.0 mm H 29.0 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Neutral Position | 1500 µs |
| Dead Band | 1 µs |
| Refresh Rate | 333 Hz |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.5–8.7 V |
| Power Source | 2S Li-Po / 2S Li-Fe |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Origin | |
| Country of Origin | Taiwan |
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 6% of 83 Digital Slim servos |
Performance Analysis
| Shaft Power | 3.96–7.76 W |
| Power Density | 8.220 W/in³ More power-dense than 91% of 83 Digital Slim servos |
| Torque Density | 4.4121 oz-in/g |
| Torque-to-Volume Ratio | 158.99 oz-in/in³ |
| Speed-to-Weight | 0.42017 (1/sec·g) |
| Speed-Torque Trade-off | 10.50 |
| Voltage Range Width | 4.2 V Wider voltage range than 93% of 75 Digital Slim servos |
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