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Technical Specifications
Last Updated: 2026-10-09
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | f-MS325 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
72.17 oz-in
5.20 kg-cm
0.5 N-m
7.4V
63.85 oz-in
4.60 kg-cm
0.5 N-m
6.0V
52.74 oz-in
3.80 kg-cm
0.4 N-m
Above Average
|
| Speed |
8.4V
0.07 sec/60°
857.1 deg/s
142.9 RPM
7.4V
0.08 sec/60°
750.0 deg/s
125.0 RPM
6.0V
0.09 sec/60°
666.7 deg/s
111.1 RPM
Above Average
|
| Physical | |
| Weight | 0.71 oz20.0 gBelow Average |
| Dimensions |
L 0.906 in W 0.472 in H 1.083 in L 23.0 mm W 12.0 mm H 27.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Steel |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 200° |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Hall Effect |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Connectivity | |
| Connector | JR (Universal) estimate |
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 82% of 328 Digital Micro servos at 6.0V |
| Speed | Above Average Faster than 71% of 328 Digital Micro servos at 6.0V |
| Weight | Below Average Lighter than 15% of 620 Digital Micro servos |
Performance Analysis
| Shaft Power | 1.08–1.91 W |
| Power Density | 4.116 W/in³ More power-dense than 70% of 590 Digital Micro servos |
| Torque Density | 2.6370 oz-in/g Stronger than 58% of 327 Digital Micro servos |
| Torque-to-Volume Ratio | 113.88 oz-in/in³ Denser torque than 76% of 327 Digital Micro servos |
| Speed-to-Weight | 0.55556 (1/sec·g) Faster than 25% of 327 Digital Micro servos |
| Speed-Torque Trade-off | 4.75 Better balanced than 73% of 327 Digital Micro servos |
| Torque Gain per Volt | 15.35%/V More voltage-responsive (torque) than 39% of 268 Digital Micro servos |
| Speed Gain per Volt | 11.90%/V More voltage-responsive (speed) than 15% of 273 Digital Micro servos |
| Voltage Range Width | 2.4 V Wider voltage range than 59% of 511 Digital Micro servos |
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