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Technical Specifications
Last Updated: 2026-10-09
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | S7950 |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
138.77 oz-in
9.99 kg-cm
1.0 N-m
4.8V
120.36 oz-in
8.67 kg-cm
0.8 N-m
Below Average
|
| Speed |
6.0V
0.12 sec/60°
500.0 deg/s
83.3 RPM
4.8V
0.15 sec/60°
400.0 deg/s
66.7 RPM
Average
|
| Physical | |
| Weight | 1.62 oz46.0 gTop 10% |
| Dimensions |
L 1.57 in W 0.77 in H 1.575 in L 39.9 mm W 19.6 mm H 40.0 mm |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Karbonite |
| Gear Spline/Teeth | 23 T estimate |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 90° |
| Pulse Cycle | 3 ms |
| Neutral Position | 1500 µs |
| Refresh Rate | 333 Hz |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Idle Current | 0.008 A8 mA |
| Connectivity | |
| Connector | JR (Universal) |
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 24% of 1043 Digital Standard servos at 4.8V |
| Speed | Average Faster than 42% of 1041 Digital Standard servos at 4.8V |
| Weight | Top 10% Lighter than 91% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 1.48–2.14 W |
| Power Density | 1.123 W/in³ More power-dense than 21% of 1759 Digital Standard servos |
| Torque Density | 2.6165 oz-in/g Stronger than 35% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 63.22 oz-in/in³ Denser torque than 22% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.14493 (1/sec·g) Faster than 68% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 18.05 Better balanced than 32% of 1031 Digital Standard servos |
| Torque Gain per Volt | 12.75%/V More voltage-responsive (torque) than 32% of 850 Digital Standard servos |
| Speed Gain per Volt | 20.83%/V More voltage-responsive (speed) than 84% of 871 Digital Standard servos |
| Voltage Range Width | 1.2 V Wider voltage range than 23% of 1539 Digital Standard servos |
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