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Technical Specifications
Last Updated: 2026-07-10
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Identity
Performance
Physical
Drivetrain
Control & Signal
Electrical & Environment
Connectivity
Origin
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Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 30125 |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
7.4V
125.01 oz-in
9.00 kg-cm
0.9 N-m
6.0V
97.23 oz-in
7.00 kg-cm
0.7 N-m
|
| Speed |
7.4V
0.07 sec/60°
857.1 deg/s
142.9 RPM
6.0V
0.09 sec/60°
666.7 deg/s
111.1 RPM
|
| Running Current | (add) |
| Stall Current | (add) |
| Physical | |
| Weight | 1.80 oz51.0 g |
| Dimensions |
L 1.61 in W 0.83 in H 1.00 in L 41.0 mm W 21.0 mm H 25.5 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Coreless |
| Motor Drive | (add) |
| Gears | Metal |
| Gear Spline/Teeth | (add) |
| Shaft Size | (add) |
| Rotation Mode | (add) |
| Rotation/Support | Dual Bearings |
| Backlash | (add) |
| Control & Signal | |
| Modulation | (add) |
| Direction | (add) |
| Rotational Range | (add) |
| Mechanical Limit | (add) |
| Pulse Cycle | (add) |
| Pulse Width | (add) |
| Neutral Position | (add) |
| Dead Band | (add) |
| Refresh Rate | (add) |
| Angle Sensor | (add) |
| Control System | HCS / PWM |
| Programmable | Yes |
| Signal Voltage | (add) |
| Electrical & Environment | |
| Operating Voltage | 6–7.4 V |
| Power Source | LiPo / LiFe / Ni-MH |
| Regulator Type | (add) |
| Temperature | (add) |
| Water Rating | (add) |
| Certification | (add) |
| Idle Current | (add) |
| Connectivity | |
| Connector | (add) |
| Wire Length | (add) |
| Origin | |
| Country of Origin | Japan |
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.
Performance Analysis
| Shaft Power | 2.00–3.30 W |
| Torque Density | 1.9065 oz-in/g Stronger than 3% of the 38 KO Propo servos in the database |
| Torque-to-Volume Ratio | 72.55 oz-in/in³ Denser torque than 16% of the 38 KO Propo servos in the database |
| Power Density | 2.464 W/in³ More power-dense than 80% of the 112 KO Propo servos in the database |
| Speed-to-Weight | 0.21787 (1/sec·g) Faster than 70% of the 38 KO Propo servos in the database |
| Speed-Torque Trade-off | 8.75 Better balanced than 5% of the 38 KO Propo servos in the database |
| Torque Gain per Volt | 20.41%/V 4th-highest torque gain per volt of 29 KO Propo servos |
| Speed Gain per Volt | 20.40%/V 1st-highest speed gain per volt of 29 KO Propo servos |
| Voltage Range Width | 1.4 V Wider voltage range than 81% of the 38 KO Propo servos in the database |
Quick Actions
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