Discover XQ-Power Servos in Our eBay Store!
Shop Now
Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | A20BHM |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
158.00 oz-in
11.38 kg-cm
1.1 N-m
7.4V
142.00 oz-in
10.23 kg-cm
1.0 N-m
6.0V
118.00 oz-in
8.50 kg-cm
0.8 N-m
4.8V
100.00 oz-in
7.20 kg-cm
0.7 N-m
Top 10%
|
| Speed |
8.4V
0.07 sec/60°
882.4 deg/s
147.1 RPM
7.4V
0.08 sec/60°
800.0 deg/s
133.3 RPM
6.0V
0.09 sec/60°
652.2 deg/s
108.7 RPM
4.8V
0.11 sec/60°
571.4 deg/s
95.2 RPM
Average
|
| Physical | |
| Weight | 0.74 oz21.0 gBottom 10% |
| Dimensions |
L 0.91 in W 0.47 in H 1.08 in L 23.1 mm W 11.9 mm H 27.4 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Motor Drive | FET |
| Gears | Copper |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | No Limit |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | -15–70 °C5–158 °F |
| Certification | CE | ROHS | FCC |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 180 mm7.09 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
| Torque | Top 10% Stronger than 95% of 328 Digital Micro servos at 4.8V |
| Speed | Average Faster than 56% of 328 Digital Micro servos at 4.8V |
| Weight | Bottom 10% Lighter than 8% of 620 Digital Micro servos |
Performance Analysis
| Shaft Power | 1.76–4.30 W |
| Power Density | 9.301 W/in³ More power-dense than 94% of 590 Digital Micro servos |
| Torque Density | 4.7619 oz-in/g Stronger than 93% of 327 Digital Micro servos |
| Torque-to-Volume Ratio | 216.49 oz-in/in³ Denser torque than 93% of 327 Digital Micro servos |
| Speed-to-Weight | 0.45352 (1/sec·g) Faster than 12% of 327 Digital Micro servos |
| Speed-Torque Trade-off | 10.50 Better balanced than 91% of 327 Digital Micro servos |
| Torque Gain per Volt | 16.11%/V More voltage-responsive (torque) than 42% of 268 Digital Micro servos |
| Speed Gain per Volt | 15.12%/V More voltage-responsive (speed) than 31% of 273 Digital Micro servos |
| Voltage Range Width | 3.6 V Wider voltage range than 82% of 511 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 57% of 189 Digital Micro servos |
Similar Active Servos
Reviews of AGFRC A20BHM
Be the first to review!