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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SHF-XB |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
444.00 oz-in
31.97 kg-cm
3.1 N-m
7.4V
400.00 oz-in
28.80 kg-cm
2.8 N-m
6.0V
360.00 oz-in
25.92 kg-cm
2.5 N-m
|
| Speed |
8.4V
0.10 sec/60°
631.6 deg/s
105.3 RPM
7.4V
0.11 sec/60°
571.4 deg/s
95.2 RPM
6.0V
0.15 sec/60°
400.0 deg/s
66.7 RPM
|
| Physical | |
| Weight | 2.47 oz70.0 gBelow Average |
| Dimensions |
L 1.57 in W 0.79 in H 1.50 in L 39.9 mm W 20.1 mm H 38.1 mm |
| Case Material | Aluminum / Plastic |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 180° |
| Control System | PWM |
| Electrical & Environment | |
| Water Rating | IP67 |
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
| Weight | Below Average Lighter than 34% of 1880 Digital Standard servos |
Performance Analysis
| Shaft Power | 4.44–8.64 W |
| Power Density | 4.645 W/in³ More power-dense than 76% of 1768 Digital Standard servos |
| Torque Density | 5.1429 oz-in/g |
| Torque-to-Volume Ratio | 193.50 oz-in/in³ |
| Speed-to-Weight | 0.09524 (1/sec·g) |
| Speed-Torque Trade-off | 54.00 |
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Reviews (39)
Includes 39 reviews aggregated from around the web.
Owners rate this servo very highly: all 33 reviews on the maker's page are five stars. Buyers call it a super, budget-friendly trail truck servo that is fast, strong and sharp looking, with some running several on TRX-4s and some coming back for a second one. Crawler forum owners call it a perfect budget servo that hangs with the big dogs and say it has plenty of torque for the price.
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