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Technical Specifications
Last Updated: 2026-10-27
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | ETR 341 |
| Category | Robotics |
| Performance | |
| Torque |
8.4V
1,180.43 oz-in
85.00 kg-cm
8.3 N-m
7.4V
1,083.42 oz-in
78.01 kg-cm
7.7 N-m
6.0V
958.23 oz-in
69.00 kg-cm
6.8 N-m
Average
|
| Speed |
8.4V
0.19 sec/60°
315.8 deg/s
52.6 RPM
7.4V
0.21 sec/60°
285.7 deg/s
47.6 RPM
6.0V
0.24 sec/60°
250.0 deg/s
41.7 RPM
Below Average
|
| Stall Current | 4.1–6.5 A4100–6500 mAAverage |
| Physical | |
| Weight | 5.75 oz163.0 gAbove Average |
| Shape | Boxed |
| Dimensions |
L 2.56 in W 1.18 in H 1.89 in L 65.0 mm W 30.0 mm H 48.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | DC |
| Gears | Stainless Steel |
| Gear Ratio | 357:1 |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Dead Band | 3 µs |
| Refresh Rate | 330 Hz |
| Control System | PWM |
| Programmable | Yes |
| Electrical & Environment | |
| Operating Voltage | 6–8.4 V |
| Temperature | -15–70 °C5–158 °F |
| Water Rating | IP67 |
| Certification | CE | ROHS |
| Idle Current | 0.006 A6 mA |
| Connectivity | |
| Connector | JR (Universal) |
| Wire Length | 300 mm11.81 in |
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 61% of 88 Digital Giant servos at 6.0V |
| Speed | Below Average Faster than 26% of 89 Digital Giant servos at 6.0V |
| Weight | Above Average Lighter than 83% of 168 Digital Giant servos |
| Running Current | Below Average Lower draw than 21% of 29 Digital Giant servos |
| Stall Current | Average Lower draw than 40% of 108 Digital Giant servos |
Performance Analysis
| Shaft Power | 7.38–11.49 W |
| Power Density | 2.012 W/in³ More power-dense than 60% of 136 Digital Giant servos |
| Torque Density | 5.8787 oz-in/g Stronger than 82% of 85 Digital Giant servos |
| Torque-to-Volume Ratio | 167.84 oz-in/in³ Denser torque than 75% of 88 Digital Giant servos |
| Speed-to-Weight | 0.02556 (1/sec·g) Faster than 44% of 86 Digital Giant servos |
| Speed-Torque Trade-off | 229.98 Better balanced than 73% of 85 Digital Giant servos |
| Current-per-Torque Ratio | 0.0068 A/oz-in More efficient than 50% of 47 Digital Giant servos |
| Idle-to-Running Current Ratio | 0.002 2nd-highest idle-to-running current ratio of 23 Digital Giant servos |
| No-Load vs Stall Current Spread | 1.63 2nd-highest no-load vs stall current spread of 27 Digital Giant servos |
| Torque Gain per Volt | 9.66%/V More voltage-responsive (torque) than 41% of 69 Digital Giant servos |
| Speed Gain per Volt | 10.97%/V More voltage-responsive (speed) than 29% of 71 Digital Giant servos |
| Voltage Range Width | 2.4 V Wider voltage range than 31% of 160 Digital Giant servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0015 Finer dead band than 56% of 42 Digital Giant servos |
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