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Technical Specifications
Last Updated: 2026-10-23
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 6843959 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
41.00 oz-in
2.95 kg-cm
0.3 N-m
7.4V
36.00 oz-in
2.59 kg-cm
0.3 N-m
6.0V
30.00 oz-in
2.16 kg-cm
0.2 N-m
4.8V
25.00 oz-in
1.80 kg-cm
0.2 N-m
Average
|
| Speed |
8.4V
0.05 sec/60°
1,153.8 deg/s
192.3 RPM
7.4V
0.06 sec/60°
1,034.5 deg/s
172.4 RPM
6.0V
0.07 sec/60°
909.1 deg/s
151.5 RPM
4.8V
0.08 sec/60°
800.0 deg/s
133.3 RPM
Above Average
|
| Physical | |
| Weight | 0.25 oz7.0 gAbove Average |
| Dimensions |
L 0.79 in W 0.31 in H 0.70 in L 20.1 mm W 7.9 mm H 17.8 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Titanium |
| Rotation Mode | Positional |
| Rotation/Support | Single Bearing |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Pulse Width | 500-2500 µs |
| Dead Band | 2 µs |
| Refresh Rate | 333 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | -15–70 °C5–158 °F |
| Connectivity | |
| Connector | JR | JST |
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 | Average Stronger than 39% of 349 Digital Micro servos at 4.8V |
| Speed | Above Average Faster than 87% of 347 Digital Micro servos at 4.8V |
| Weight | Above Average Lighter than 83% of 597 Digital Micro servos |
Performance Analysis
| Shaft Power | 0.62–1.46 W |
| Power Density | 8.504 W/in³ More power-dense than 93% of 563 Digital Micro servos |
| Torque Density | 3.5714 oz-in/g Stronger than 83% of 349 Digital Micro servos |
| Torque-to-Volume Ratio | 145.83 oz-in/in³ Denser torque than 85% of 345 Digital Micro servos |
| Speed-to-Weight | 1.90476 (1/sec·g) Faster than 95% of 347 Digital Micro servos |
| Speed-Torque Trade-off | 1.88 Better balanced than 22% of 345 Digital Micro servos |
| Torque Gain per Volt | 17.78%/V More voltage-responsive (torque) than 56% of 290 Digital Micro servos |
| Speed Gain per Volt | 12.28%/V More voltage-responsive (speed) than 19% of 295 Digital Micro servos |
| Voltage Range Width | 3.6 V Wider voltage range than 85% of 496 Digital Micro servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 65% of 182 Digital Micro servos |
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Reviews (28)
Includes 28 reviews aggregated from around the web.
There are few reviews for this servo on the web. A retailer listing rates it 4.0 out of 5 from about 27 ratings. One owner runs it in several mini cars but always keeps replacement gears on hand in case they strip, and others recommend it as an upgrade for micro crawlers.
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