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Technical Specifications
Last Updated: 2026-07-10
|
Identity
Performance
Physical
Drivetrain
Control & Signal
Electrical & Environment
Connectivity
Origin
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Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | MACB8555HV |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
759.64 oz-in
54.70 kg-cm
5.4 N-m
7.4V
669.37 oz-in
48.20 kg-cm
4.7 N-m
6.0V
543.00 oz-in
39.10 kg-cm
3.8 N-m
5.0V
452.73 oz-in
32.60 kg-cm
3.2 N-m
|
| Speed |
8.4V
0.12 sec/60°
500.0 deg/s
83.3 RPM
7.4V
0.13 sec/60°
461.5 deg/s
76.9 RPM
6.0V
0.17 sec/60°
352.9 deg/s
58.8 RPM
5.0V
0.20 sec/60°
300.0 deg/s
50.0 RPM
|
| Running Current |
8.4V
1.000 A
1,000 mA
7.4V
0.900 A
900 mA
6.0V
0.600 A
600 mA
5.0V
0.500 A
500 mA
|
| Stall Current | 5.1–8.2 A5100–8200 mA |
| Physical | |
| Weight | 3.00 oz85.0 g |
| Dimensions |
L 1.57 in W 0.79 in H 1.54 in L 39.9 mm W 20.1 mm H 39.1 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Motor Drive | (add) |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Shaft Size | (add) |
| Rotation Mode | (add) |
| Rotation/Support | Dual Bearings |
| Backlash | (add) |
| Control & Signal | |
| Modulation | Digital |
| Direction | (add) |
| Rotational Range | (add) |
| Mechanical Limit | (add) |
| Pulse Cycle | (add) |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Refresh Rate | (add) |
| Angle Sensor | (add) |
| Control System | PWM |
| Programmable | (add) |
| Signal Voltage | (add) |
| Electrical & Environment | |
| Operating Voltage | 5–8.4 V |
| Power Source | (add) |
| Regulator Type | (add) |
| Temperature | -10–50 °C14–122 °F |
| Water Rating | Waterproof |
| Certification | (add) |
| Idle Current | (add) |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 310 mm12.2 in |
| Origin | |
| Country of Origin | (add) |
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.
Performance Analysis
| Shaft Power | 4.19–11.70 W |
| Torque Density | 5.3262 oz-in/g Stronger than 80% of the 831 Digital Standard servos in the database |
| Torque-to-Volume Ratio | 237.02 oz-in/in³ Denser torque than 88% of the 842 Digital Standard servos in the database |
| Power Density | 6.128 W/in³ More power-dense than 85% of the 1643 Digital Standard servos in the database |
| Speed-to-Weight | 0.05882 (1/sec·g) Faster than 2% of the 820 Digital Standard servos in the database |
| Speed-Torque Trade-off | 90.55 Better balanced than 94% of the 825 Digital Standard servos in the database |
| Current-per-Torque Ratio | 0.0181 A/oz-in More efficient than 38% of the 230 Digital Standard servos in the database |
| No-Load vs Stall Current Spread | 16.40 Narrower current spread than 49% of the 48 Digital Standard servos in the database |
| Torque Gain per Volt | 19.94%/V More voltage-responsive (torque) than 77% of the 672 Digital Standard servos in the database |
| Speed Gain per Volt | 19.61%/V More voltage-responsive (speed) than 78% of the 686 Digital Standard servos in the database |
| Voltage Range Width | 3.4 V Wider voltage range than 71% of the 1268 Digital Standard servos in the database |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 70% of the 326 Digital Standard servos in the database |
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