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JR DS378
Mini Discontinued

JR DS378

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-10
Identity
Brand JR
Product Number JRPS378
Category Hobby
Discontinued Yes
Performance
Torque
6.0V 75.00 oz-in
4.8V 60.00 oz-in
Speed
6.0V 0.13 sec/60°
4.8V 0.16 sec/60°
Physical
Weight 0.70 ozAbove Average
Dimensions L 1.18 in
W 0.43 in
H 1.14 in
Drivetrain
Gears Metal
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
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

WeightAbove Average
Lighter than 75% of 466 Digital Mini servos

Performance Analysis

Shaft Power 0.69–1.07 W
Power Density1.844 W/in³
More power-dense than 58% of 440 Digital Mini servos
Torque Density3.0303 oz-in/g
Torque-to-Volume Ratio103.73 oz-in/in³
Speed-to-Weight0.31566 (1/sec·g)
Speed-Torque Trade-off9.60

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