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Technical Specifications
Last Updated: 2026-10-24
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | TS-RDH1 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
416.60 oz-in
30.00 kg-cm
2.9 N-m
7.4V
388.80 oz-in
28.00 kg-cm
2.7 N-m
6.0V
361.10 oz-in
26.00 kg-cm
2.5 N-m
5.0V
333.30 oz-in
24.00 kg-cm
2.4 N-m
Top 10%
|
| 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
5.0V
0.11 sec/60°
555.6 deg/s
92.6 RPM
Average
|
| Stall Current | ≤3 A≤3000 mAAbove Average |
| Physical | |
| Weight | 2.12 oz60.0 gBelow Average |
| Dimensions |
L 1.61 in W 0.81 in H 1.16 in L 40.9 mm W 20.6 mm H 29.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 90° |
| Mechanical Limit | 180° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1520 µs |
| Refresh Rate | 400 Hz |
| Angle Sensor | Magnetic Encoder |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 5–8.4 V |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 300 mm11.81 in |
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 | Top 10% Stronger than 91% of 186 Digital Low Profile servos at 5.0V |
| Speed | Average Faster than 38% of 183 Digital Low Profile servos at 5.0V |
| Weight | Below Average Lighter than 20% of 304 Digital Low Profile servos |
| Stall Current | Above Average Lower draw than 69% of 81 Digital Low Profile servos |
Performance Analysis
| Torque Density | 5.5550 oz-in/g Stronger than 92% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 220.33 oz-in/in³ Denser torque than 90% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.15432 (1/sec·g) Faster than 20% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 35.99 Better balanced than 91% of 183 Digital Low Profile servos |
| Current-per-Torque Ratio | 0.0090 A/oz-in 4th-highest current-per-torque ratio of 58 Digital Low Profile servos |
| Torque Gain per Volt | 7.35%/V More voltage-responsive (torque) than 4% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 15.96%/V More voltage-responsive (speed) than 59% of 163 Digital Low Profile servos |
| Voltage Range Width | 3.4 V Wider voltage range than 61% of 276 Digital Low Profile servos |
Notes
Also comes in a Surface version.
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Reviews (6)
Includes 6 reviews aggregated from around the web.
There are few reviews for this servo on the web. A retailer shows five reviews averaging about 4.8 out of 5. Owners call it a great servo that is precise, and say its low profile lets it fit medium-size 700-class and 580-class helicopter airframes designed for standard servos.
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