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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SKM19 |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
129.87 oz-in
9.35 kg-cm
0.9 N-m
4.8V
120.15 oz-in
8.65 kg-cm
0.8 N-m
Above Average
|
| Speed |
6.0V
0.13 sec/60°
461.5 deg/s
76.9 RPM
4.8V
0.15 sec/60°
400.0 deg/s
66.7 RPM
Above Average
|
| Physical | |
| Weight | 1.96 oz55.6 gBelow Average |
| Dimensions |
L 1.59 in W 0.80 in H 1.57 in L 40.4 mm W 20.3 mm H 39.9 mm |
| Case Material | Metal |
| Drivetrain | |
| Motor Type | Brushed |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Analog |
| Mechanical Limit | 180° |
| Neutral Position | 1520 µs |
| Dead Band | 4 µs |
| Refresh Rate | 50 Hz |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Temperature | -20–50 °C-4–122 °F |
| Water Rating | None |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 265 mm10.43 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 | Above Average Stronger than 72% of 192 Analog Standard servos at 4.8V |
| Speed | Above Average Faster than 77% of 190 Analog Standard servos at 4.8V |
| Weight | Below Average Lighter than 26% of 448 Analog Standard servos |
Performance Analysis
| Shaft Power | 1.48–1.85 W |
| Power Density | 0.925 W/in³ More power-dense than 73% of 437 Analog Standard servos |
| Torque Density | 2.1610 oz-in/g Stronger than 71% of 192 Analog Standard servos |
| Torque-to-Volume Ratio | 60.16 oz-in/in³ Denser torque than 68% of 192 Analog Standard servos |
| Speed-to-Weight | 0.11990 (1/sec·g) Faster than 57% of 190 Analog Standard servos |
| Speed-Torque Trade-off | 18.02 Better balanced than 68% of 190 Analog Standard servos |
| Torque Gain per Volt | 6.74%/V More voltage-responsive (torque) than 7% of 145 Analog Standard servos |
| Speed Gain per Volt | 12.81%/V More voltage-responsive (speed) than 42% of 147 Analog Standard servos |
| Voltage Range Width | 1.2 V Wider voltage range than 13% of 229 Analog Standard servos |
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