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Standard Discontinued

JR 4000

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-08
Identity
Brand JR
Product Number JRPS4000
Category Hobby
Discontinued Yes
Performance
Torque
4.8V73.60 oz-inAverage
Speed
4.8V0.17 sec/60°Average
Physical
Weight 1.76 ozAverage
Dimensions L 1.52 in
W 0.73 in
H 1.32 in
Drivetrain
Motor Type Coreless
Gear Spline/Teeth 23 T estimate
Rotation/Support Dual Bearings
Control & Signal
Modulation Analog
Electrical & Environment
Operating Voltage 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

TorqueAverage
Stronger than 46% of 192 Analog Standard servos at 4.8V
SpeedAverage
Faster than 64% of 190 Analog Standard servos at 4.8V
WeightAverage
Lighter than 45% of 448 Analog Standard servos

Performance Analysis

Shaft Power 0.80 W
Power Density0.547 W/in³
More power-dense than 46% of 437 Analog Standard servos
Torque Density1.4750 oz-in/g
Stronger than 41% of 192 Analog Standard servos
Torque-to-Volume Ratio50.25 oz-in/in³
Denser torque than 57% of 192 Analog Standard servos
Speed-to-Weight0.11788 (1/sec·g)
Faster than 56% of 190 Analog Standard servos
Speed-Torque Trade-off12.51
Better balanced than 44% of 190 Analog Standard servos

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Reviews (1)

  • i have 4001 servo info

    January 2, 2023

    Application(s): how can upload this info to share with all the interested?

    Comments: i have 4001 servo info how can upload this info to share with all the interested?

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