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Technical Specifications
Last Updated: 2026-10-24
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS019 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
1,138.77 oz-in
82.00 kg-cm
8.0 N-m
7.4V
763.81 oz-in
55.00 kg-cm
5.4 N-m
6.0V
652.71 oz-in
47.00 kg-cm
4.6 N-m
4.8V
541.61 oz-in
39.00 kg-cm
3.8 N-m
Top 10%
|
| Speed |
8.4V
0.09 sec/60°
666.7 deg/s
111.1 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
4.8V
0.14 sec/60°
428.6 deg/s
71.4 RPM
Average
|
| Running Current |
8.4V
5.000 A
5,000 mA
7.4V
5.000 A
5,000 mA
6.0V
5.000 A
5,000 mA
4.8V
5.000 A
5,000 mA
Bottom 10%
|
| Stall Current | 3.2–6.2 A3200–6200 mABelow Average |
| Physical | |
| Weight | 3.00 oz85.0 gBottom 10% |
| Dimensions |
L 1.57 in W 0.79 in H 1.594 in L 39.9 mm W 20.1 mm H 40.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | -15–70 °C5–158 °F |
| Water Rating | IP67 |
| Idle Current | 0.005 A5 mA |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 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 | Top 10% Stronger than 94% of 1044 Digital Standard servos at 4.8V |
| Speed | Average Faster than 45% of 1030 Digital Standard servos at 4.8V |
| Weight | Bottom 10% Lighter than 4% of 1898 Digital Standard servos |
| Running Current | Bottom 10% Lower draw than 2% of 198 Digital Standard servos at 4.8V |
| Stall Current | Below Average Lower draw than 12% of 550 Digital Standard servos |
Performance Analysis
| Shaft Power | 7.15–23.40 W |
| Power Density | 11.834 W/in³ More power-dense than 99% of 1766 Digital Standard servos |
| Torque Density | 6.3719 oz-in/g Stronger than 90% of 1039 Digital Standard servos |
| Torque-to-Volume Ratio | 273.95 oz-in/in³ Denser torque than 92% of 1043 Digital Standard servos |
| Speed-to-Weight | 0.08403 (1/sec·g) Faster than 17% of 1025 Digital Standard servos |
| Speed-Torque Trade-off | 75.82 Better balanced than 90% of 1021 Digital Standard servos |
| Current-per-Torque Ratio | 0.0114 A/oz-in More efficient than 70% of 321 Digital Standard servos |
| Idle-to-Running Current Ratio | 0.001 Lower idle draw than 96% of 137 Digital Standard servos |
| No-Load vs Stall Current Spread | 1.24 Narrower current spread than 94% of 154 Digital Standard servos |
| Torque Gain per Volt | 30.63%/V More voltage-responsive (torque) than 96% of 845 Digital Standard servos |
| Speed Gain per Volt | 15.43%/V More voltage-responsive (speed) than 50% of 855 Digital Standard servos |
| Voltage Range Width | 3.6 V Wider voltage range than 72% of 1551 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 62% of 482 Digital Standard servos |
Notes
The BLS3355 has identical specs.
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