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Technical Specifications
Last Updated: 2026-10-24
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SW-1250MG |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
138.87 oz-in
10.00 kg-cm
1.0 N-m
7.4V
111.10 oz-in
8.00 kg-cm
0.8 N-m
6.0V
69.44 oz-in
5.00 kg-cm
0.5 N-m
Above Average
|
| Speed |
8.4V
0.09 sec/60°
705.9 deg/s
117.6 RPM
7.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
6.0V
0.12 sec/60°
500.0 deg/s
83.3 RPM
Average
|
| Running Current |
6.0V
0.100 A
100 mA
Above Average
4.8V
0.080 A
80 mA
|
| Stall Current | ≤2.4 A≤2400 mABelow Average |
| Physical | |
| Weight | 1.27 oz36.0 gBottom 10% |
| Dimensions |
L 1.161 in W 0.591 in H 1.28 in L 29.5 mm W 15.0 mm H 32.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 100° |
| Pulse Width | 800-2200 µs |
| Neutral Position | 1500 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Water Rating | IP67 |
| Idle Current | 0.005 A5 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 | Above Average Stronger than 88% of 349 Digital Micro servos at 6.0V |
| Speed | Average Faster than 44% of 347 Digital Micro servos at 6.0V |
| Weight | Bottom 10% Lighter than 1% of 597 Digital Micro servos |
| Running Current | Above Average Lower draw than 80% of 60 Digital Micro servos at 6.0V |
| Stall Current | Below Average Lower draw than 11% of 188 Digital Micro servos |
Performance Analysis
| Shaft Power | 1.07–3.02 W |
| Power Density | 3.442 W/in³ More power-dense than 67% of 563 Digital Micro servos |
| Torque Density | 1.9289 oz-in/g Stronger than 26% of 349 Digital Micro servos |
| Torque-to-Volume Ratio | 79.12 oz-in/in³ Denser torque than 57% of 345 Digital Micro servos |
| Speed-to-Weight | 0.23148 (1/sec·g) Faster than 1% of 347 Digital Micro servos |
| Speed-Torque Trade-off | 8.33 Better balanced than 87% of 345 Digital Micro servos |
| Current-per-Torque Ratio | 0.0346 A/oz-in More efficient than 54% of 98 Digital Micro servos |
| Idle-to-Running Current Ratio | 0.050 Lower idle draw than 37% of 42 Digital Micro servos |
| No-Load vs Stall Current Spread | 24.00 Narrower current spread than 5% of 45 Digital Micro servos |
| Torque Gain per Volt | 41.66%/V 4th-highest torque gain per volt of 290 Digital Micro servos |
| Speed Gain per Volt | 17.16%/V More voltage-responsive (speed) than 51% of 295 Digital Micro servos |
| Voltage Range Width | 2.4 V Wider voltage range than 64% of 496 Digital Micro servos |
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