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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DDSM400 |
| Category | Robotics |
| Performance | |
| Torque |
25.2V
21.24 oz-in
1.53 kg-cm
0.1 N-m
25.2V
42.48 oz-in
3.06 kg-cm
0.3 N-m
|
| Speed |
25.2V0.60 sec/60°100.0 deg/s16.7 RPM |
| Running Current |
25.2V0.250 A250 mA |
| Stall Current | 0.8–1 A800–1000 mATop 10% |
| Physical | |
| Weight | 8.32 oz236.0 gAbove Average |
| Shape | Cylindrical |
| Dimensions |
L 0.965 in W — H — L 24.5 mm W — H — ∅ 2.93 in74.5 mm |
| Drivetrain | |
| Motor Type | Brushless |
| Rotation Mode | Continuous |
| Control & Signal | |
| Modulation | Digital |
| Angle Sensor | Magnetic Encoder |
| Control System | TTL |
| Programmable | Yes |
| Resolution | 4,096 pulse/rev |
| Operating Modes | Position,Velocity,Current |
| Electrical & Environment | |
| Operating Voltage | 9–28 V |
| Temperature | -5–40 °C23–104 °F |
| Water Rating | IP54 |
| Idle Current | 250.000 A250,000 mA |
| Connectivity | |
| Connector | JST |
| Baud Rate | 38.4 Kbps |
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 | Above Average Lighter than 77% of 31 Digital Custom servos |
| Stall Current | Top 10% Lower draw than 100% of 27 Digital Custom servos |
Performance Analysis
| Shaft Power | 0.07–0.13 W |
| Torque Density | 0.0900 oz-in/g |
| Speed-to-Weight | 0.00706 (1/sec·g) |
| Speed-Torque Trade-off | 12.74 |
| Current-per-Torque Ratio | 0.0471 A/oz-in |
| Idle-to-Running Current Ratio | 1,000.000 |
| No-Load vs Stall Current Spread | 4.00 |
| Voltage Range Width | 19.0 V 5th-highest voltage range width of 31 Digital Custom servos |
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