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Technical Specifications
Last Updated: 2026-10-10
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | SPT25HV-180 |
| Category | Hobby |
| Performance | |
| Torque |
8.4V
166.60 oz-in
12.00 kg-cm
1.2 N-m
6.0V
118.00 oz-in
8.50 kg-cm
0.8 N-m
4.8V
94.40 oz-in
6.80 kg-cm
0.7 N-m
Above Average
|
| Speed |
8.4V
0.10 sec/60°
600.0 deg/s
100.0 RPM
6.0V
0.14 sec/60°
428.6 deg/s
71.4 RPM
4.8V
0.18 sec/60°
333.3 deg/s
55.6 RPM
Bottom 10%
|
| Stall Current | ≤2 A≤2000 mAAverage |
| Physical | |
| Weight | 1.16 oz33.0 gBelow Average |
| Dimensions |
L 1.42 in W 0.59 in H 1.18 in L 36.1 mm W 15.0 mm H 30.0 mm |
| Case Material | Aluminum |
| Drivetrain | |
| Motor Type | Brushed |
| Gears | Metal |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 180° |
| Pulse Cycle | 20 ms |
| Pulse Width | 500-2500 µs |
| Neutral Position | 1500 µs |
| Dead Band | 2 µs |
| Refresh Rate | 330 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Signal Voltage | 3.3–5.0V |
| Electrical & Environment | |
| Operating Voltage | 4.8–8.4 V |
| Temperature | -10–50 °C14–122 °F |
| Idle Current | 0.050 A50 mA |
| Connectivity | |
| Connector | JR (Universal) estimate |
| 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 | Above Average Stronger than 75% of 261 Digital Mini servos at 4.8V |
| Speed | Bottom 10% Faster than 7% of 262 Digital Mini servos at 4.8V |
| Weight | Below Average Lighter than 21% of 463 Digital Mini servos |
| Stall Current | Average Lower draw than 40% of 78 Digital Mini servos |
Performance Analysis
| Torque Density | 2.8606 oz-in/g Stronger than 67% of 257 Digital Mini servos |
| Torque-to-Volume Ratio | 95.49 oz-in/in³ Denser torque than 65% of 261 Digital Mini servos |
| Speed-to-Weight | 0.16835 (1/sec·g) Faster than 7% of 258 Digital Mini servos |
| Speed-Torque Trade-off | 16.99 Better balanced than 90% of 260 Digital Mini servos |
| Current-per-Torque Ratio | 0.0212 A/oz-in More efficient than 66% of 51 Digital Mini servos |
| Torque Gain per Volt | 21.25%/V More voltage-responsive (torque) than 82% of 231 Digital Mini servos |
| Speed Gain per Volt | 22.23%/V More voltage-responsive (speed) than 83% of 234 Digital Mini servos |
| Voltage Range Width | 3.6 V Wider voltage range than 76% of 352 Digital Mini servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0010 Finer dead band than 73% of 80 Digital Mini servos |
Notes
Also comes in a 270° range model.
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