Gening D531BB

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-09

Identity
Brand
Product Number	D531BB
Category	Hobby
Performance
Torque	4.8V9.72 oz-inBottom 10%
Speed	4.8V0.09 sec/60°Above Average
Running Current	4.8V0.320 ABelow Average
Stall Current	≤0.42 AAbove Average
Physical
Weight	0.14 ozTop 10%
Dimensions	L 0.748 in W 0.315 in H 0.748 in
Drivetrain
Motor Type	Coreless
Gears	Plastic
Rotation/Support	Single Bearing
Control & Signal
Modulation	Digital
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6 V
Idle Current	0.120 A
Origin
Country of Origin	China

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Bottom 10% Stronger than 6% of 328 Digital Micro servos at 4.8V
Speed	Above Average Faster than 74% of 328 Digital Micro servos at 4.8V
Weight	Top 10% Lighter than 96% of 620 Digital Micro servos
Running Current	Below Average Lower draw than 17% of 53 Digital Micro servos at 4.8V
Stall Current	Above Average Lower draw than 86% of 194 Digital Micro servos

Performance Analysis

Shaft Power	0.20 W
Power Density	1.133 W/in³ More power-dense than 22% of 590 Digital Micro servos
Torque Density	2.4923 oz-in/g Stronger than 53% of 327 Digital Micro servos
Torque-to-Volume Ratio	55.15 oz-in/in³ Denser torque than 26% of 327 Digital Micro servos
Speed-to-Weight	2.84900 (1/sec·g) Faster than 98% of 327 Digital Micro servos
Speed-Torque Trade-off	0.87 Better balanced than 6% of 327 Digital Micro servos
Current-per-Torque Ratio	0.0432 A/oz-in More efficient than 42% of 85 Digital Micro servos
Idle-to-Running Current Ratio	0.375 Lower idle draw than 17% of 37 Digital Micro servos
No-Load vs Stall Current Spread	1.31 2nd-highest no-load vs stall current spread of 36 Digital Micro servos
Voltage Range Width	1.2 V Wider voltage range than 33% of 511 Digital Micro servos