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Standard Discontinued

JR DS890G

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-25
Identity
Brand JR
Category Hobby
Discontinued Yes
Performance
Torque
4.8V33.00 oz-inBottom 10%
Speed
4.8V0.08 sec/60°Above Average
Physical
Weight 1.70 ozAbove Average
Dimensions L 1.55 in
W 0.76 in
H 1.52 in
Drivetrain
Motor Type Brushed
Gears Plastic
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

TorqueBottom 10%
Stronger than 0% of 1060 Digital Standard servos at 4.8V
SpeedAbove Average
Faster than 89% of 1045 Digital Standard servos at 4.8V
WeightAbove Average
Lighter than 89% of 1880 Digital Standard servos

Performance Analysis

Shaft Power 0.76 W
Power Density0.426 W/in³
More power-dense than 2% of 1768 Digital Standard servos
Torque Density0.6846 oz-in/g
Stronger than 0% of 1053 Digital Standard servos
Torque-to-Volume Ratio18.43 oz-in/in³
Denser torque than 0% of 1058 Digital Standard servos
Speed-to-Weight0.25934 (1/sec·g)
Faster than 93% of 1038 Digital Standard servos
Speed-Torque Trade-off2.64
Better balanced than 1% of 1034 Digital Standard servos
Voltage Range Width0.0 V
Wider voltage range than 1% of 1560 Digital Standard servos

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