JR DS181

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-22

Identity
Brand
Product Number	T0076792
Category	Hobby
Performance
Torque	6.0V 74.99 oz-in 4.8V 59.72 oz-in Average
Speed	6.0V 0.13 sec/60° 4.8V 0.16 sec/60° Below Average
Physical
Weight	0.78 ozAbove Average
Dimensions	L 1.142 in W 0.433 in H 1.181 in
Drivetrain
Gears	Metal
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6 V
Connectivity
Connector	JR (Universal) estimate
Wire Length	50 mm

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Average Stronger than 53% of 284 Digital Mini servos at 4.8V
Speed	Below Average Faster than 15% of 288 Digital Mini servos at 4.8V
Weight	Above Average Lighter than 65% of 490 Digital Mini servos

Performance Analysis

Shaft Power	0.69–1.07 W
Power Density	1.826 W/in³ More power-dense than 53% of 468 Digital Mini servos
Torque Density	2.7146 oz-in/g Stronger than 62% of 280 Digital Mini servos
Torque-to-Volume Ratio	102.26 oz-in/in³ Denser torque than 70% of 282 Digital Mini servos
Speed-to-Weight	0.28409 (1/sec·g) Faster than 34% of 284 Digital Mini servos
Speed-Torque Trade-off	9.56 Better balanced than 68% of 282 Digital Mini servos
Torque Gain per Volt	21.31%/V More voltage-responsive (torque) than 82% of 252 Digital Mini servos
Speed Gain per Volt	19.22%/V More voltage-responsive (speed) than 70% of 258 Digital Mini servos
Voltage Range Width	1.2 V Wider voltage range than 17% of 396 Digital Mini servos