JX Servo PDI-6221MG

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-08

Identity
Brand
Product Number	PDI-6221MG
Category	Hobby
Performance
Torque	6.0V 282.24 oz-in 4.8V 239.60 oz-in Average
Speed	6.0V 0.16 sec/60° 4.8V 0.18 sec/60° Below Average
Physical
Weight	2.19 ozAverage
Dimensions	L 1.59 in W 0.80 in H 1.496 in
Drivetrain
Motor Type	Cored
Gears	Aluminum
Rotation Mode	Positional
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Rotational Range	120°
Pulse Cycle	3.03 ms
Neutral Position	1520 µs
Dead Band	2 µs
Refresh Rate	330 Hz
Electrical & Environment
Operating Voltage	4.8–6.6 V
Connectivity
Connector	JR (Universal)

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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.

Compatible Hardware

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*Based on known specs.

Class Comparison

Torque	Average Stronger than 54% of 1043 Digital Standard servos at 4.8V
Speed	Below Average Faster than 18% of 1041 Digital Standard servos at 4.8V
Weight	Average Lighter than 52% of 1902 Digital Standard servos

Performance Analysis

Shaft Power	2.46–3.26 W
Power Density	1.714 W/in³ More power-dense than 37% of 1759 Digital Standard servos
Torque Density	3.8645 oz-in/g Stronger than 56% of 1036 Digital Standard servos
Torque-to-Volume Ratio	125.91 oz-in/in³ Denser torque than 54% of 1042 Digital Standard servos
Speed-to-Weight	0.08961 (1/sec·g) Faster than 24% of 1033 Digital Standard servos
Speed-Torque Trade-off	43.13 Better balanced than 69% of 1031 Digital Standard servos
Voltage Range Width	1.8 V Wider voltage range than 39% of 1539 Digital Standard servos