Airtronics/ Sanwa 94931

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Compatible Hardware

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-07-28

Identity
Brand
Product Number	474631
Category	Hobby
Discontinued	Yes
Performance
Torque	6.0V 181.00 oz-in 4.8V 142.00 oz-in Below Average
Speed	6.0V 0.12 sec/60° 4.8V 0.15 sec/60° Average
Physical
Weight	2.22 ozAverage
Dimensions	L 1.59 in W 0.83 in H 1.50 in
Case Material	Plastic
Drivetrain
Motor Type	Brushless
Gears	Metal
Gear Spline/Teeth	23 T estimate
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Control System	PWM
Programmable	No
Electrical & Environment
Operating Voltage	4.8–6 V
Connectivity
Connector	Z

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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

Amazon eBay

*Spec is estimated from brand data.

Class Comparison

Torque	Below Average Stronger than 32% of 1043 Digital Standard servos at 4.8V
Speed	Average Faster than 41% of 1041 Digital Standard servos at 4.8V
Weight	Average Lighter than 49% of 1902 Digital Standard servos

Performance Analysis

Shaft Power	1.75–2.79 W
Power Density	1.409 W/in³ More power-dense than 29% of 1759 Digital Standard servos
Torque Density	2.2540 oz-in/g Stronger than 27% of 1036 Digital Standard servos
Torque-to-Volume Ratio	71.73 oz-in/in³ Denser torque than 27% of 1042 Digital Standard servos
Speed-to-Weight	0.10582 (1/sec·g) Faster than 40% of 1033 Digital Standard servos
Speed-Torque Trade-off	21.30 Better balanced than 38% of 1031 Digital Standard servos
Torque Gain per Volt	22.89%/V More voltage-responsive (torque) than 90% of 850 Digital Standard servos
Speed Gain per Volt	20.83%/V More voltage-responsive (speed) than 83% of 871 Digital Standard servos
Voltage Range Width	1.2 V Wider voltage range than 18% of 1539 Digital Standard servos