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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 9112 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
305.58 oz-in
22.00 kg-cm
2.2 N-m
7.4V
263.91 oz-in
19.00 kg-cm
1.9 N-m
6.0V
236.13 oz-in
17.00 kg-cm
1.7 N-m
4.8V
180.57 oz-in
13.00 kg-cm
1.3 N-m
Below 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
4.8V
0.12 sec/60°
500.0 deg/s
83.3 RPM
Top 10%
|
| Running Current |
8.4V
0.500 A
500 mA
7.4V
0.450 A
450 mA
6.0V
0.430 A
430 mA
4.8V
0.400 A
400 mA
|
| Physical | |
| Weight | 3.74 oz106.0 gBelow Average |
| Dimensions |
L 2.362 in W 0.787 in H 1.654 in L 60.0 mm W 20.0 mm H 42.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Metal / Steel |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Multi-turn |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 1440° |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Water Rating | IP68 |
| Connectivity | |
| Connector | JR (Universal) |
| Origin | |
| Country of Origin | German |
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 | Below Average Stronger than 29% of 25 Digital Large servos at 4.8V |
| Speed | Top 10% Faster than 91% of 24 Digital Large servos at 4.8V |
| Weight | Below Average Lighter than 22% of 145 Digital Large servos |
Performance Analysis
| Shaft Power | 2.78–8.07 W |
| Power Density | 2.625 W/in³ More power-dense than 86% of 112 Digital Large servos |
| Torque Density | 1.7035 oz-in/g Stronger than 13% of 24 Digital Large servos |
| Torque-to-Volume Ratio | 58.73 oz-in/in³ Denser torque than 25% of 25 Digital Large servos |
| Speed-to-Weight | 0.07862 (1/sec·g) Faster than 64% of 23 Digital Large servos |
| Speed-Torque Trade-off | 21.67 Better balanced than 19% of 22 Digital Large servos |
| Torque Gain per Volt | 19.23%/V More voltage-responsive (torque) than 66% of 33 Robbe servos |
| Speed Gain per Volt | 19.84%/V More voltage-responsive (speed) than 55% of 34 Robbe servos |
| Voltage Range Width | 3.6 V Wider voltage range than 59% of 124 Digital Large servos |
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Reviews (2)
Includes 1 review aggregated from around the web.
There are very few reviews for this servo on the web. One sailor uses it in a catamaran and says it does first-rate work, is nearly as precise as a pricier winch servo at about half the price, and has proven waterproof.
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Allan Mouritsen
March 6, 2025Application(s): 1:6 International Dragon. Robbe Smaragd. 1:10 8 meter sailboat and 1:27 J Class sailboat.
Comments: Got the FSW 220 in all my four sailboats