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Technical Specifications
Last Updated: 2026-09-14
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | JRPS8511 |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
4.8V209.00 oz-in15.05 kg-cm1.5 N-mAverage |
| Speed |
4.8V0.19 sec/60°315.8 deg/s52.6 RPMBelow Average |
| Physical | |
| Weight | 2.33 oz66.1 gAverage |
| Dimensions |
L 1.57 in W 0.83 in H 1.57 in L 39.9 mm W 21.1 mm H 39.9 mm |
| Case Material | Nylon / Fiberglass |
| Drivetrain | |
| Motor Type | Coreless |
| Gears | Metal |
| Gear Spline/Teeth | 23 T estimate |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Electrical & Environment | |
| Operating Voltage | 4.8–4.8 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 | Average Stronger than 48% of 1043 Digital Standard servos at 4.8V |
| Speed | Below Average Faster than 15% of 1041 Digital Standard servos at 4.8V |
| Weight | Average Lighter than 40% of 1902 Digital Standard servos |
Performance Analysis
| Shaft Power | 2.03 W |
| Power Density | 0.994 W/in³ More power-dense than 17% of 1759 Digital Standard servos |
| Torque Density | 3.1619 oz-in/g Stronger than 45% of 1036 Digital Standard servos |
| Torque-to-Volume Ratio | 102.16 oz-in/in³ Denser torque than 42% of 1042 Digital Standard servos |
| Speed-to-Weight | 0.07962 (1/sec·g) Faster than 13% of 1033 Digital Standard servos |
| Speed-Torque Trade-off | 39.71 Better balanced than 64% of 1031 Digital Standard servos |
| Voltage Range Width | 0.0 V Wider voltage range than 1% of 1539 Digital Standard servos |
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