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JR RT88
Unknown Discontinued

JR RT88

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-22
Identity
Brand JR
Product Number JSP20080
Category Hobby
Discontinued Yes
Performance
Torque
4.8V88.00 oz-inAverage
Speed
6.0V 0.34 sec/60°
4.8V 0.42 sec/60° Bottom 10%
Physical
Weight 1.15 ozAverage
Dimensions L 1.74 in
W 0.88 in
H 0.92 in
Case Material Plastic
Drivetrain
Motor Type 3-pole
Gears Nylon
Gear Spline/Teeth 23 T estimate
Rotation Mode Positional
Control & Signal
Modulation Analog
Rotational Range 160°
Angle Sensor Potentiometer
Control System PWM
Programmable No
Signal Voltage 3-5V
Electrical & Environment
Operating Voltage 4.8–6 V
Power Source Direct
Regulator Type Direct
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

TorqueAverage
Stronger than 48% of 22 Unknown servos at 4.8V
SpeedBottom 10%
Faster than 0% of 23 Unknown servos at 4.8V
WeightAverage
Lighter than 54% of 93 Unknown servos

Performance Analysis

Shaft Power 0.39 W
Power Density0.275 W/in³
More power-dense than 7% of 183 JR servos
Torque Density2.6994 oz-in/g
Stronger than 69% of 43 JR servos
Torque-to-Volume Ratio62.47 oz-in/in³
Denser torque than 43% of 43 JR servos
Speed-to-Weight0.07304 (1/sec·g)
Faster than 2% of 43 JR servos
Speed-Torque Trade-off36.95
Better balanced than 79% of 43 JR servos
Speed Gain per Volt20.35%/V
More voltage-responsive (speed) than 55% of 21 JR servos
Voltage Range Width1.2 V
Wider voltage range than 28% of 76 JR servos

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Reviews (2)

  • Ret

    September 22, 2023

    Application(s): The rr5 website.

    Comments: rzhu6 i'm here to Texas and I'm in Florida this is my signing 9800-71923

  • Ret

    September 22, 2023

    Application(s): The rr5 website.

    Comments: rzhu6 i'm here to Texas and I'm in Florida this is my signing 9800-71923

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