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Technical Specifications
Last Updated: 2026-09-16
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | HD-1370A |
| Category | Hobby |
| Performance | |
| Torque |
6.0V
5.60 oz-in
0.40 kg-cm
0.0 N-m
4.8V
8.30 oz-in
0.60 kg-cm
0.1 N-m
Bottom 10%
|
| Speed |
6.0V
0.10 sec/60°
600.0 deg/s
100.0 RPM
4.8V
0.12 sec/60°
500.0 deg/s
83.3 RPM
Average
|
| Running Current |
6.0V
0.120 A
120 mA
4.8V
0.110 A
110 mA
Above Average
|
| Stall Current | 0.26–0.32 A260–320 mATop 10% |
| Physical | |
| Weight | 0.13 oz3.7 gTop 10% |
| Dimensions |
L 0.79 in W 0.31 in H 0.69 in L 20.1 mm W 7.9 mm H 17.5 mm |
| Drivetrain | |
| Motor Type | Brushed |
| Gears | Plastic |
| Gear Spline/Teeth | 25 T estimate |
| Rotation/Support | Bushing |
| Control & Signal | |
| Modulation | Analog |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Mechanical Limit | 180° |
| Pulse Cycle | 20 ms |
| Pulse Width | 800-2200 µs |
| Neutral Position | 1520 µs |
| Refresh Rate | 50 Hz |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Temperature | -10–60 °C14–140 °F |
| Idle Current | 0.005 A5 mA |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 100 mm3.94 in |
| Origin | |
| Country of Origin | Hong Kong |
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 | Bottom 10% Stronger than 9% of 170 Analog Micro servos at 4.8V |
| Speed | Average Faster than 64% of 170 Analog Micro servos at 4.8V |
| Weight | Top 10% Lighter than 93% of 346 Analog Micro servos |
| Running Current | Above Average Lower draw than 81% of 33 Analog Micro servos at 4.8V |
| Stall Current | Top 10% Lower draw than 96% of 54 Analog Micro servos |
Performance Analysis
| Shaft Power | 0.10–0.13 W |
| Power Density | 0.757 W/in³ More power-dense than 33% of 333 Analog Micro servos |
| Torque Density | 2.2432 oz-in/g Stronger than 56% of 170 Analog Micro servos |
| Torque-to-Volume Ratio | 49.12 oz-in/in³ Denser torque than 45% of 170 Analog Micro servos |
| Speed-to-Weight | 2.25225 (1/sec·g) Faster than 95% of 170 Analog Micro servos |
| Speed-Torque Trade-off | 1.00 Better balanced than 11% of 169 Analog Micro servos |
| Current-per-Torque Ratio | 0.0386 A/oz-in More efficient than 55% of 45 Analog Micro servos |
| Idle-to-Running Current Ratio | 0.045 Lower idle draw than 59% of 23 Analog Micro servos |
| No-Load vs Stall Current Spread | 2.91 4th-highest no-load vs stall current spread of 25 Analog Micro servos |
| Torque Gain per Volt | -27.11%/V More voltage-responsive (torque) than 0% of 96 Analog Micro servos |
| Speed Gain per Volt | 16.67%/V More voltage-responsive (speed) than 64% of 96 Analog Micro servos |
| Voltage Range Width | 1.2 V Wider voltage range than 71% of 182 Analog Micro servos |
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