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Technical Specifications
Last Updated: 2026-10-27
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | TPro-SG-51R |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
11.11 oz-in
0.80 kg-cm
0.1 N-m
4.8V
8.33 oz-in
0.60 kg-cm
0.1 N-m
|
| Speed |
4.8V0.10 sec/60°600.0 deg/s100.0 RPM |
| Physical | |
| Weight | 0.18 oz5.0 gTop 10% |
| Dimensions |
L 0.846 in W 0.461 in H 0.988 in L 21.5 mm W 11.7 mm H 25.1 mm |
| Drivetrain | |
| Gears | Nylon |
| Gear Spline/Teeth | 24 T estimate |
| Rotation Mode | Positional |
| Rotation/Support | Bushing |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 180° |
| Pulse Cycle | 20 ms |
| Pulse Width | 1000-2000 µs |
| Neutral Position | 1500 µs |
| Dead Band | 10 µs |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 4.2–6 V |
| Power Source | External |
| Temperature | 0–55 °C32–131 °F |
| Certification | CE | RoHS |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 150 mm5.91 in |
| Origin | |
| Country of Origin | China |
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 | Top 10% Lighter than 91% of 666 Digital Micro servos |
Performance Analysis
| Shaft Power | 0.15 W |
| Power Density | 0.400 W/in³ More power-dense than 1% of 626 Digital Micro servos |
| Torque Density | 1.6660 oz-in/g |
| Torque-to-Volume Ratio | 21.62 oz-in/in³ |
| Speed-to-Weight | 2.00000 (1/sec·g) |
| Speed-Torque Trade-off | 0.83 |
| Voltage Range Width | 1.8 V Wider voltage range than 48% of 553 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0100 Finer dead band than 0% of 220 Digital Micro servos |
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Reviews (3)
Includes 2 reviews aggregated from around the web.
There are very few reviews for this servo on the web. Two customers at a German retailer gave it 5 out of 5, with no further detail.
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NoMo3Putt
January 12, 2015Application(s): servos on a F3P indoors aerobatic foamy. Very light loads
Comments: got 2 bad ones out of 4 from Twisted Hobbies