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JR DS3421
Mini Discontinued

JR DS3421

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-09-14
Identity
Brand JR
Product Number JRPSDS3421
Category Hobby
Discontinued Yes
Performance
Torque
6.0V 75.00 oz-in
4.8V 65.00 oz-in
Speed
6.0V 0.15 sec/60°
4.8V 0.18 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 1.04 oz
Dimensions L 1.30 in
W 0.58 in
H 1.02 in
Case Material (add)
Drivetrain
Motor Type Coreless
Motor Drive (add)
Gears Metal
Gear Spline/Teeth 23 T estimate
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Dual Bearings
Backlash (add)
Control & Signal
Modulation Digital
Direction (add)
Rotational Range (add)
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position (add)
Dead Band (add)
Refresh Rate (add)
Angle Sensor (add)
Control System (add)
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 4.8–6 V
Power Source (add)
Regulator Type (add)
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 0.67–0.92 W
Torque Density2.2034 oz-in/g
Stronger than 39% of the 219 Digital Mini servos in the database
Torque-to-Volume Ratio84.52 oz-in/in³
Denser torque than 53% of the 224 Digital Mini servos in the database
Power Density1.202 W/in³
More power-dense than 35% of the 425 Digital Mini servos in the database
Speed-to-Weight0.18832 (1/sec·g)
Faster than 10% of the 220 Digital Mini servos in the database
Speed-Torque Trade-off11.70
Better balanced than 76% of the 223 Digital Mini servos in the database
Torque Gain per Volt12.82%/V
More voltage-responsive (torque) than 22% of the 190 Digital Mini servos in the database
Speed Gain per Volt16.68%/V
More voltage-responsive (speed) than 53% of the 190 Digital Mini servos in the database
Voltage Range Width1.2 V
Wider voltage range than 38% of the 288 Digital Mini servos in the database

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