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Technical Specifications
Last Updated: 2026-07-10
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
Above Average
|
| 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
Average
|
| Stall Current | 3.3–5.5 A3300–5500 mABelow Average |
| Physical | |
| Weight | 2.57 oz73.0 gBelow Average |
| 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 | 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 | Above Average Stronger than 73% of 844 Digital Standard servos at 4.8V |
| Speed | Average Faster than 50% of 832 Digital Standard servos at 4.8V |
| Weight | Below Average Lighter than 22% of 1818 Digital Standard servos |
| Stall Current | Below Average Lower draw than 21% of 403 Digital Standard servos |
Performance Analysis
| Torque Density | 4.4521 oz-in/g Stronger than 69% of 833 Digital Standard servos |
| Torque-to-Volume Ratio | 222.06 oz-in/in³ Denser torque than 87% of 844 Digital Standard servos |
| Speed-to-Weight | 0.10378 (1/sec·g) Faster than 36% of 822 Digital Standard servos |
| Speed-Torque Trade-off | 42.90 Better balanced than 70% of 827 Digital Standard servos |
| Current-per-Torque Ratio | 0.0169 A/oz-in More efficient than 45% of 232 Digital Standard servos |
| Torque Gain per Volt | 14.10%/V More voltage-responsive (torque) than 38% of 674 Digital Standard servos |
| Speed Gain per Volt | 19.23%/V More voltage-responsive (speed) than 76% of 688 Digital Standard servos |
| Voltage Range Width | 3.6 V Wider voltage range than 75% of 1271 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0021 Finer dead band than 12% of 329 Digital Standard servos |
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