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Technical Specifications
Last Updated: 2026-10-10
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
Above Average
|
| 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
|
| Stall Current | 2.53–3.8 A2530–3800 mAAverage |
| Physical | |
| Weight | 1.87 oz53.0 gAbove Average |
| 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 |
| 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 |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 279.4 mm11 in |
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 67% of 1044 Digital Standard servos at 4.8V |
| Speed | Above Average Faster than 79% of 1030 Digital Standard servos at 4.8V |
| Weight | Above Average Lighter than 79% of 1898 Digital Standard servos |
| Stall Current | Average Lower draw than 39% of 550 Digital Standard servos |
Performance Analysis
| Torque Density | 5.7547 oz-in/g Stronger than 85% of 1039 Digital Standard servos |
| Torque-to-Volume Ratio | 280.04 oz-in/in³ Denser torque than 93% of 1043 Digital Standard servos |
| Speed-to-Weight | 0.19059 (1/sec·g) Faster than 84% of 1025 Digital Standard servos |
| Speed-Torque Trade-off | 30.19 Better balanced than 52% of 1021 Digital Standard servos |
| Current-per-Torque Ratio | 0.0125 A/oz-in More efficient than 63% of 321 Digital Standard servos |
| Torque Gain per Volt | 9.11%/V More voltage-responsive (torque) than 15% of 845 Digital Standard servos |
| Speed Gain per Volt | 27.22%/V More voltage-responsive (speed) than 97% of 855 Digital Standard servos |
| Voltage Range Width | 3.6 V Wider voltage range than 73% of 1551 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0021 Finer dead band than 13% of 482 Digital Standard servos |
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