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JR RT88
Low Profile Discontinued

JR RT88

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-09-02
Identity
Brand JR
Product Number JSP20080
Category Hobby
Discontinued Yes
Performance
Torque
4.8V88.00 oz-in
Speed
6.0V 0.38 sec/60°
4.8V 0.42 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 1.15 oz
Dimensions L 1.74 in
W 0.88 in
H 0.92 in
Case Material Plastic
Drivetrain
Motor Type 3-pole
Motor Drive (add)
Gears Plastic
Gear Spline/Teeth 23 T estimate
Shaft Size (add)
Rotation Mode Positional
Rotation/Support (add)
Backlash (add)
Control & Signal
Modulation Analog
Direction (add)
Rotational Range 160°
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position (add)
Dead Band (add)
Refresh Rate (add)
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
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector JR (Universal)
Wire Length (add)
Origin
Country of Origin (add)

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 0.39 W
Torque Density2.6994 oz-in/g
Stronger than 67% of the 37 JR servos in the database
Torque-to-Volume Ratio62.47 oz-in/in³
Denser torque than 36% of the 37 JR servos in the database
Power Density0.275 W/in³
More power-dense than 16% of the 51 Analog Low Profile servos in the database
Speed-to-Weight0.07304 (1/sec·g)
Faster than 3% of the 38 JR servos in the database
Speed-Torque Trade-off36.95
Better balanced than 75% of the 37 JR servos in the database
Speed Gain per Volt8.75%/V
More voltage-responsive (speed) than 11% of the 122 Low Profile servos in the database
Voltage Range Width1.2 V
Wider voltage range than 64% of the 26 Analog Low Profile servos in the database

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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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