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Technical Specifications
Last Updated: 2026-10-10
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 | 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 | Above Average Stronger than 72% of 1044 Digital Standard servos at 4.8V |
| Speed | Average Faster than 52% of 1030 Digital Standard servos at 4.8V |
| Weight | Below Average Lighter than 24% of 1898 Digital Standard servos |
| Stall Current | Below Average Lower draw than 17% of 550 Digital Standard servos |
Performance Analysis
| Torque Density | 4.4521 oz-in/g Stronger than 69% of 1039 Digital Standard servos |
| Torque-to-Volume Ratio | 222.06 oz-in/in³ Denser torque than 87% of 1043 Digital Standard servos |
| Speed-to-Weight | 0.10378 (1/sec·g) Faster than 38% of 1025 Digital Standard servos |
| Speed-Torque Trade-off | 42.90 Better balanced than 68% of 1021 Digital Standard servos |
| Current-per-Torque Ratio | 0.0169 A/oz-in More efficient than 40% of 321 Digital Standard servos |
| Torque Gain per Volt | 14.10%/V More voltage-responsive (torque) than 40% of 845 Digital Standard servos |
| Speed Gain per Volt | 19.23%/V More voltage-responsive (speed) than 76% 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 12% of 482 Digital Standard servos |
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