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Technical Specifications
Last Updated: 2026-07-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS1155BLHV |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
1,155.00 oz-in
83.17 kg-cm
8.2 N-m
7.4V
1,005.00 oz-in
72.37 kg-cm
7.1 N-m
6.6V
910.00 oz-in
65.53 kg-cm
6.4 N-m
6.0V
875.00 oz-in
63.01 kg-cm
6.2 N-m
4.8V
725.00 oz-in
52.21 kg-cm
5.1 N-m
Top 10%
|
| Speed |
8.4V
0.10 sec/60°
594.1 deg/s
99.0 RPM
7.4V
0.11 sec/60°
550.5 deg/s
91.7 RPM
6.6V
0.13 sec/60°
461.5 deg/s
76.9 RPM
6.0V
0.14 sec/60°
434.8 deg/s
72.5 RPM
4.8V
0.17 sec/60°
350.9 deg/s
58.5 RPM
Below Average
|
| Stall Current | 6.5–10.1 A6500–10100 mABottom 10% |
| Physical | |
| Weight | 3.21 oz91.0 gBottom 10% |
| Dimensions |
L 1.58 in W 0.79 in H 1.54 in L 40.1 mm W 20.1 mm H 39.1 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Metal |
| Gear Spline/Teeth | 15 T |
| Rotation Mode | Standard |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 125° |
| Mechanical Limit | 360° |
| 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 |
| Temperature | -10–50 °C14–122 °F |
| Water Rating | Water Resistant |
| 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
| Torque | Top 10% Stronger than 98% of 844 Digital Standard servos at 4.8V |
| Speed | Below Average Faster than 22% of 832 Digital Standard servos at 4.8V |
| Weight | Bottom 10% Lighter than 1% of 1818 Digital Standard servos |
| Stall Current | Bottom 10% Lower draw than 10% of 403 Digital Standard servos |
Performance Analysis
| Torque Density | 7.9670 oz-in/g Stronger than 96% of 833 Digital Standard servos |
| Torque-to-Volume Ratio | 377.17 oz-in/in³ Denser torque than 98% of 844 Digital Standard servos |
| Speed-to-Weight | 0.06426 (1/sec·g) Faster than 4% of 822 Digital Standard servos |
| Speed-Torque Trade-off | 123.97 Better balanced than 98% of 827 Digital Standard servos |
| Current-per-Torque Ratio | 0.0139 A/oz-in More efficient than 57% of 232 Digital Standard servos |
| Torque Gain per Volt | 16.48%/V More voltage-responsive (torque) than 56% of 674 Digital Standard servos |
| Speed Gain per Volt | 19.25%/V More voltage-responsive (speed) than 76% of 688 Digital Standard servos |
| Voltage Range Width | 3.6 V Wider voltage range than 74% of 1271 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0021 Finer dead band than 11% of 329 Digital Standard servos |
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