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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SPMSA7100 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
115.00 oz-in
8.28 kg-cm
0.8 N-m
7.4V
100.00 oz-in
7.20 kg-cm
0.7 N-m
6.0V
96.00 oz-in
6.91 kg-cm
0.7 N-m
|
| Speed |
8.4V
0.08 sec/60°
769.2 deg/s
128.2 RPM
8.4V
0.08 sec/60°
769.2 deg/s
128.2 RPM
7.4V
0.09 sec/60°
697.7 deg/s
116.3 RPM
7.4V
0.09 sec/60°
697.7 deg/s
116.3 RPM
6.0V
0.09 sec/60°
659.3 deg/s
109.9 RPM
6.0V
0.09 sec/60°
659.3 deg/s
109.9 RPM
|
| Physical | |
| Weight | 0.99 oz28.0 gBelow Average |
| Dimensions |
L 1.18 in W 0.39 in H 1.38 in L 30.0 mm W 9.9 mm H 35.1 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Dead Band | 1 µs |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Power Source | 2S LiPo |
| 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
| Weight | Below Average Lighter than 13% of 103 Digital Slim servos |
Performance Analysis
| Shaft Power | 1.95–2.73 W |
| Power Density | 4.293 W/in³ More power-dense than 68% of 99 Digital Slim servos |
| Torque Density | 3.4286 oz-in/g |
| Torque-to-Volume Ratio | 151.16 oz-in/in³ |
| Speed-to-Weight | 0.39247 (1/sec·g) |
| Speed-Torque Trade-off | 8.74 |
| Voltage Range Width | 3.6 V Wider voltage range than 82% of 93 Digital Slim servos |
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