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Technical Specifications
Last Updated: 2026-10-22
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | KST-2400 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
249.84 oz-in
17.99 kg-cm
1.8 N-m
7.4V
208.20 oz-in
14.99 kg-cm
1.5 N-m
6.0V
166.56 oz-in
11.99 kg-cm
1.2 N-m
4.8V
138.80 oz-in
9.99 kg-cm
1.0 N-m
Average
|
| Speed |
8.4V
0.08 sec/60°
750.0 deg/s
125.0 RPM
7.4V
0.09 sec/60°
666.7 deg/s
111.1 RPM
6.0V
0.10 sec/60°
600.0 deg/s
100.0 RPM
4.8V
0.12 sec/60°
500.0 deg/s
83.3 RPM
Below Average
|
| Stall Current | 2.6–4.05 A2600–4050 mAAverage |
| Physical | |
| Weight | 1.52 oz43.0 gAbove Average |
| Dimensions |
L 1.591 in W 0.787 in H 1.083 in L 40.4 mm W 20.0 mm H 27.5 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 100° |
| Pulse Cycle | 3.003 ms |
| Pulse Width | 1000-2000 µs |
| Neutral Position | 1520 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Power Source | DC |
| Temperature | -10–65 °C14–149 °F |
| Water Rating | IP65 |
| Connectivity | |
| Connector | JR (Universal) estimate |
| 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 | Average Stronger than 39% of 186 Digital Low Profile servos at 4.8V |
| Speed | Below Average Faster than 25% of 183 Digital Low Profile servos at 4.8V |
| Weight | Above Average Lighter than 86% of 304 Digital Low Profile servos |
| Stall Current | Average Lower draw than 38% of 81 Digital Low Profile servos |
Performance Analysis
| Shaft Power | 2.14–5.77 W |
| Power Density | 4.258 W/in³ More power-dense than 58% of 273 Digital Low Profile servos |
| Torque Density | 3.2279 oz-in/g Stronger than 62% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 102.36 oz-in/in³ Denser torque than 40% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.19380 (1/sec·g) Faster than 48% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 16.66 Better balanced than 59% of 183 Digital Low Profile servos |
| Current-per-Torque Ratio | 0.0292 A/oz-in More efficient than 30% of 58 Digital Low Profile servos |
| Torque Gain per Volt | 22.22%/V More voltage-responsive (torque) than 91% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 13.89%/V More voltage-responsive (speed) than 46% of 163 Digital Low Profile servos |
| Voltage Range Width | 3.6 V Wider voltage range than 87% of 276 Digital Low Profile servos |
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