OMG OMG-A3-25BM

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-23

Identity
Brand
Product Number	OMG-A3-25BM
Category	Hobby
Performance
Torque	7.4V306.00 oz-in
Speed	7.4V 0.05 sec/60° 6.0V 0.05 sec/60° 4.8V 0.07 sec/60° Top 10%
Physical
Weight	2.19 ozAverage
Dimensions	L 1.57 in W 0.79 in H 1.57 in
Case Material	Metal / Plastic
Drivetrain
Motor Type	Brushless
Gears	Stainless steel
Gear Spline/Teeth	25 T
Rotation Mode	Positional
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Rotational Range	180°
Mechanical Limit	180°
Pulse Width	500-2500 µs
Refresh Rate	333 Hz
Programmable	No
Electrical & Environment
Operating Voltage	4.8–7.4 V
Temperature	-15–70 °C
Water Rating	Water Resistant
Connectivity
Wire Length	265 mm

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Speed	Top 10% Faster than 92% of 1045 Digital Standard servos at 4.8V
Weight	Average Lighter than 52% of 1880 Digital Standard servos

Performance Analysis

Shaft Power	12.04 W
Power Density	6.182 W/in³ More power-dense than 86% of 1768 Digital Standard servos
Torque Density	4.9355 oz-in/g
Torque-to-Volume Ratio	157.14 oz-in/in³
Speed-to-Weight	0.24814 (1/sec·g) Faster than 92% of 1038 Digital Standard servos
Speed-Torque Trade-off	19.89
Speed Gain per Volt	14.73%/V More voltage-responsive (speed) than 45% of 874 Digital Standard servos
Voltage Range Width	2.6 V Wider voltage range than 64% of 1560 Digital Standard servos