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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SRT-T55 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
763.80 oz-in
55.00 kg-cm
5.4 N-m
7.4V
694.40 oz-in
50.00 kg-cm
4.9 N-m
6.0V
597.20 oz-in
43.00 kg-cm
4.2 N-m
Top 10%
|
| Speed |
8.4V
0.19 sec/60°
315.8 deg/s
52.6 RPM
7.4V
0.20 sec/60°
300.0 deg/s
50.0 RPM
6.0V
0.22 sec/60°
272.7 deg/s
45.5 RPM
Bottom 10%
|
| Physical | |
| Weight | 2.86 oz81.0 gBottom 10% |
| Dimensions |
L 1.60 in W 0.81 in H 1.54 in L 40.6 mm W 20.6 mm H 39.1 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T estimate |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Pulse Cycle | 3.03 ms |
| Neutral Position | 1520 µs |
| Dead Band | 2 µs |
| Refresh Rate | 330 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Power Source | 2S LiPo |
| Temperature | -10–60 °C14–140 °F |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 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
| Torque | Top 10% Stronger than 96% of 1060 Digital Standard servos at 6.0V |
| Speed | Bottom 10% Faster than 6% of 1045 Digital Standard servos at 6.0V |
| Weight | Bottom 10% Lighter than 8% of 1880 Digital Standard servos |
Performance Analysis
| Shaft Power | 5.02–7.43 W |
| Power Density | 3.724 W/in³ More power-dense than 69% of 1768 Digital Standard servos |
| Torque Density | 7.3728 oz-in/g Stronger than 95% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 299.22 oz-in/in³ Denser torque than 95% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.05612 (1/sec·g) Faster than 1% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 131.40 5th-highest speed-torque trade-off of 1034 Digital Standard servos |
| Torque Gain per Volt | 11.62%/V More voltage-responsive (torque) than 25% of 873 Digital Standard servos |
| Speed Gain per Volt | 6.59%/V More voltage-responsive (speed) than 3% of 874 Digital Standard servos |
| Voltage Range Width | 2.4 V Wider voltage range than 47% of 1560 Digital Standard servos |
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