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Technical Specifications
Last Updated: 2026-11-13
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS405BLHV |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
405.00 oz-in
29.16 kg-cm
2.9 N-m
7.4V
380.00 oz-in
27.36 kg-cm
2.7 N-m
6.6V
360.00 oz-in
25.92 kg-cm
2.5 N-m
6.0V
335.00 oz-in
24.12 kg-cm
2.4 N-m
4.8V
305.00 oz-in
21.96 kg-cm
2.2 N-m
Top 10%
|
| Speed |
8.4V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
7.4V
0.06 sec/60°
1,034.5 deg/s
172.4 RPM
6.6V
0.07 sec/60°
869.6 deg/s
144.9 RPM
6.0V
0.08 sec/60°
722.9 deg/s
120.5 RPM
4.8V
0.10 sec/60°
606.1 deg/s
101.0 RPM
Above Average
|
| Running Current |
8.4V
1.300 A
1,300 mA
7.4V
1.200 A
1,200 mA
6.6V
1.100 A
1,100 mA
6.0V
0.950 A
950 mA
4.8V
0.600 A
600 mA
Below Average
|
| Stall Current | 2.53–3.8 A2530–3800 mABottom 10% |
| Physical | |
| Weight | 1.87 oz53.0 gBottom 10% |
| Dimensions |
L 1.42 in W 0.59 in H 1.30 in L 36.1 mm W 15.0 mm H 33.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Shaft Size | 5.85 mm |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 125° |
| Mechanical Limit | 170° |
| Pulse Width | 800-2200 µs |
| Neutral Position | 1520 µs |
| Dead Band | 3 µs |
| Refresh Rate | 330 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Power Source | 2S LiPo |
| Temperature | -10–50 °C14–122 °F |
| Water Rating | None |
| Idle Current | 0.010 A10 mA |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 279.4 mm11 in |
| Origin | |
| Country of Origin | USA |
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 | Top 10% Stronger than 100% of 290 Digital Mini servos at 4.8V |
| Speed | Above Average Faster than 70% of 293 Digital Mini servos at 4.8V |
| Weight | Bottom 10% Lighter than 0% of 505 Digital Mini servos |
| Running Current | Below Average Lower draw than 24% of 42 Digital Mini servos at 4.8V |
| Stall Current | Bottom 10% Lower draw than 5% of 94 Digital Mini servos |
Performance Analysis
| Shaft Power | 5.70–14.98 W |
| Power Density | 13.751 W/in³ 3rd-highest power density of 483 Digital Mini servos |
| Torque Density | 5.7547 oz-in/g 5th-highest torque density of 286 Digital Mini servos |
| Torque-to-Volume Ratio | 280.04 oz-in/in³ 4th-highest torque-to-volume ratio of 288 Digital Mini servos |
| Speed-to-Weight | 0.19059 (1/sec·g) Faster than 8% of 289 Digital Mini servos |
| Speed-Torque Trade-off | 30.19 Better balanced than 98% of 288 Digital Mini servos |
| Current-per-Torque Ratio | 0.0125 A/oz-in 1st-highest current-per-torque ratio of 58 Digital Mini servos |
| Idle-to-Running Current Ratio | 0.017 2nd-highest idle-to-running current ratio of 22 Digital Mini servos |
| No-Load vs Stall Current Spread | 6.33 4th-highest no-load vs stall current spread of 22 Digital Mini servos |
| Torque Gain per Volt | 9.11%/V More voltage-responsive (torque) than 5% of 257 Digital Mini servos |
| Speed Gain per Volt | 27.22%/V More voltage-responsive (speed) than 92% of 262 Digital Mini servos |
| Voltage Range Width | 3.6 V Wider voltage range than 72% of 405 Digital Mini servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0021 Finer dead band than 15% of 104 Digital Mini servos |
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