Discover XQ-Power Servos in Our eBay Store!
Shop Now
Technical Specifications
Last Updated: 2026-10-09
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | A81BMWP |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
763.80 oz-in
55.00 kg-cm
5.4 N-m
7.4V
666.60 oz-in
48.00 kg-cm
4.7 N-m
6.0V
541.60 oz-in
39.00 kg-cm
3.8 N-m
4.8V
444.40 oz-in
32.00 kg-cm
3.1 N-m
Above Average
|
| Speed |
8.4V
0.09 sec/60°
689.7 deg/s
114.9 RPM
7.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
6.0V
0.13 sec/60°
480.0 deg/s
80.0 RPM
4.8V
0.15 sec/60°
413.8 deg/s
69.0 RPM
Average
|
| Physical | |
| Weight | 2.93 oz83.0 gBottom 10% |
| Dimensions |
L 1.57 in W 0.79 in H 1.48 in L 39.9 mm W 20.1 mm H 37.6 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Motor Drive | FET |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Triple Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | No Limit |
| Pulse Cycle | 3.003 ms |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Magnetic Encoder |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | -15–70 °C5–158 °F |
| Water Rating | IP67 |
| Certification | CE | ROHS | FCC |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 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 | Above Average Stronger than 88% of 1043 Digital Standard servos at 4.8V |
| Speed | Average Faster than 43% of 1041 Digital Standard servos at 4.8V |
| Weight | Bottom 10% Lighter than 5% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 5.67–16.23 W |
| Power Density | 8.843 W/in³ More power-dense than 96% of 1759 Digital Standard servos |
| Torque Density | 5.3542 oz-in/g Stronger than 81% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 242.10 oz-in/in³ Denser torque than 89% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.08309 (1/sec·g) Faster than 16% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 64.44 Better balanced than 86% of 1031 Digital Standard servos |
| Torque Gain per Volt | 19.96%/V More voltage-responsive (torque) than 78% of 850 Digital Standard servos |
| Speed Gain per Volt | 18.52%/V More voltage-responsive (speed) than 72% of 871 Digital Standard servos |
| Voltage Range Width | 3.6 V Wider voltage range than 80% of 1539 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 76% of 468 Digital Standard servos |
Similar Active Servos
NitroPro CT3 JTP 500
Weight: 81 grams
Dimensions: 1.5748" x 0.787402" x 1.47638"
Size Class: Standard
Reviews of AGFRC A81BMWP
Be the first to review!