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Technical Specifications
Last Updated: 2026-11-04
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | DS490BLHV |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
490.00 oz-in
35.28 kg-cm
3.5 N-m
7.4V
470.00 oz-in
33.84 kg-cm
3.3 N-m
6.6V
435.00 oz-in
31.32 kg-cm
3.1 N-m
6.0V
370.00 oz-in
26.64 kg-cm
2.6 N-m
4.8V
325.00 oz-in
23.40 kg-cm
2.3 N-m
Top 10%
|
| Speed |
8.4V
0.08 sec/60°
769.2 deg/s
128.2 RPM
7.4V
0.08 sec/60°
722.9 deg/s
120.5 RPM
6.6V
0.10 sec/60°
594.1 deg/s
99.0 RPM
6.0V
0.11 sec/60°
531.0 deg/s
88.5 RPM
4.8V
0.13 sec/60°
454.5 deg/s
75.8 RPM
Below Average
|
| Stall Current | 3.3–5.5 A3300–5500 mABelow Average |
| Physical | |
| Weight | 2.57 oz73.0 gBottom 10% |
| Dimensions |
L 1.57 in W 0.79 in H 1.18 in L 39.9 mm W 20.1 mm H 30.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| 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 90% of 186 Digital Low Profile servos at 4.8V |
| Speed | Below Average Faster than 15% of 183 Digital Low Profile servos at 4.8V |
| Weight | Bottom 10% Lighter than 1% of 304 Digital Low Profile servos |
| Stall Current | Below Average Lower draw than 11% of 81 Digital Low Profile servos |
Performance Analysis
| Torque Density | 4.4521 oz-in/g Stronger than 86% of 185 Digital Low Profile servos |
| Torque-to-Volume Ratio | 222.06 oz-in/in³ Denser torque than 91% of 186 Digital Low Profile servos |
| Speed-to-Weight | 0.10378 (1/sec·g) Faster than 8% of 182 Digital Low Profile servos |
| Speed-Torque Trade-off | 42.90 Better balanced than 93% of 183 Digital Low Profile servos |
| Current-per-Torque Ratio | 0.0169 A/oz-in More efficient than 65% of 58 Digital Low Profile servos |
| Torque Gain per Volt | 14.10%/V More voltage-responsive (torque) than 36% of 164 Digital Low Profile servos |
| Speed Gain per Volt | 19.23%/V More voltage-responsive (speed) than 82% of 163 Digital Low Profile servos |
| Voltage Range Width | 3.6 V Wider voltage range than 67% of 276 Digital Low Profile servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0021 Finer dead band than 12% of 79 Digital Low Profile servos |
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