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Technical Specifications
Last Updated: 2026-09-16
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | JRPS331 |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
4.8V42.00 oz-in3.02 kg-cm0.3 N-mAbove Average |
| Speed |
4.8V0.23 sec/60°260.9 deg/s43.5 RPMBottom 10% |
| Physical | |
| Weight | 0.63 oz17.9 gAverage |
| Dimensions |
L 1.12 in W 0.50 in H 1.17 in L 28.4 mm W 12.7 mm H 29.7 mm |
| Drivetrain | |
| Motor Type | 3-pole |
| Gears | Plastic |
| Rotation/Support | Bushing |
| Control & Signal | |
| Modulation | Analog |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Connectivity | |
| Connector | JR (Universal) |
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 72% of 77 Analog Mini servos at 4.8V |
| Speed | Bottom 10% Faster than 8% of 77 Analog Mini servos at 4.8V |
| Weight | Average Lighter than 64% of 161 Analog Mini servos |
Performance Analysis
| Shaft Power | 0.34 W |
| Power Density | 0.515 W/in³ More power-dense than 20% of 158 Analog Mini servos |
| Torque Density | 2.3464 oz-in/g Stronger than 75% of 77 Analog Mini servos |
| Torque-to-Volume Ratio | 64.10 oz-in/in³ Denser torque than 80% of 77 Analog Mini servos |
| Speed-to-Weight | 0.24290 (1/sec·g) Faster than 20% of 77 Analog Mini servos |
| Speed-Torque Trade-off | 9.66 Better balanced than 89% of 77 Analog Mini servos |
| Voltage Range Width | 1.2 V Wider voltage range than 68% of 88 Analog Mini servos |
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