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Technical Specifications
Last Updated: 2026-09-02Identity
Performance
Physical
Drivetrain
Control & Signal
Electrical & Environment
Connectivity
Origin
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| Identity | |
| Brand | ![]() |
| Product Number | FUTM0031 |
| Category | Hobby |
| Discontinued | Yes |
| Performance | |
| Torque |
6.0V
57.00 oz-in
4.10 kg-cm
0.4 N-m
4.8V
44.00 oz-in
3.17 kg-cm
0.3 N-m
|
| Speed |
6.0V
0.19 sec/60°
315.8 deg/s
52.6 RPM
4.8V
0.23 sec/60°
260.9 deg/s
43.5 RPM
|
| Running Current |
4.8V0.105 A105 mA |
| Stall Current | 0.43–0.5 A430–500 mA |
| Shaft Power | 0.35–0.55 W |
| Physical | |
| Weight | 1.31 oz37.0 g |
| Dimensions |
L 1.57 in W 0.79 in H 1.42 in L 39.9 mm W 20.1 mm H 36.1 mm |
| Case Material | Plastic |
| Drivetrain | |
| Motor Type | 3-pole |
| Motor Drive | H-Bridge |
| Gears | Plastic |
| Gear Spline/Teeth | 25 T |
| Rotation Mode | Positional |
| Rotation/Support | Bushing |
| Backlash | (add) |
| Control & Signal | |
| Modulation | Analog |
| Direction | Counterclockwise |
| Rotational Range | 120° |
| Mechanical Limit | 180° |
| Pulse Cycle | 30 ms |
| Pulse Width | 500-3000 µs |
| Neutral Position | 1520 µs |
| Dead Band | (add) |
| Refresh Rate | 50 Hz |
| Angle Sensor | Potentiometer |
| Control System | PWM |
| Programmable | No |
| Signal Voltage | 3-5V |
| Electrical & Environment | |
| Operating Voltage | 4.8–6 V |
| Power Source | Direct |
| Regulator Type | Direct |
| Temperature | -20–60 °C-4–140 °F |
| Water Rating | Not Rated |
| Certification | (add) |
| Idle Current | 0.008 A8 mA |
| Connectivity | |
| Connector | Futaba J |
| Wire Length | 300 mm11.81 in |
| Origin | |
| Country of Origin | Japan |
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.
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Reviews (10)
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Jean
June 23, 2025Application(s): Boat Rudder
Comments: Very bad ! Probably a Fake Futaba, bad quality !
Chinese replica ? The gears are loosing teeths !!
23/June/2025Just Me
February 27, 2016Application(s): RC Buggy steering servo
Comments: Beware of the Fake Futaba S3003 Servos. Easy to spot, the fake has a white spline, the real thing is black. The mounting brackets on each end of the servo may have holes situated off the ends of the fake, where the real thing has holes closer to the servo. If you think you're getting a great bargain, you're probably not. There's a good chance it's a poorly made fake.
nckmat
December 5, 2013Application(s): 2WD Stock Buggy
Comments: Been using one of these in 2wd stock buggy that gets used at least once a week for nearly 3 years, great servo, just make sure you use a servo saver with it. Also use the copies in on-road without any issues but not as reliable as the original.
collector1231
October 20, 2013Application(s): Losi Strike steering
Comments: Works great, although a little slow.
mayer3d design
July 16, 2013Application(s): collective and cyclic 30 size helicopter (century hawk pro)
Comments: good servo for cars I guess but do not put this servo in the air. I had a major crash of my 30 size heli because of this servo. I do not blame Futaba, it's my fault. (It's expensive to be cheap !) Alot of used 30 size heli on Ebay come with this servo so when you get your heli, put those away and go with better servos, in the end you will be spending more in servos but way less in repairs. believe me I KNOW !
Geo_gr
June 16, 2013Application(s): arduino project
Comments: This is a decent servo for every hobbyist and electronics student. What people need to know is that this servo has been copied by Chinese manufactures and sold on ebay for a fraction of the cost of the original. Problem is that the fake ones have very erratic behavior and slow response. The originals are quite smooth. If you google "Fake Futaba S3003 Servos" you will find more information.
Beware!
S3003
June 7, 2013Application(s): Quadruped robot
Comments: For the price,the s3003 is not that bad.The downside to it are the gears.
Henk
January 28, 2013Application(s): arduino projects
Comments: When i use it on the arduino, it works verry buggy.
when i tur it 180 degrees, it then starts to do crazy stuff.
it som times gets stuck at one side so it doesnt want to move at all.RC plane1
February 4, 2012Application(s): flap servo for .40 size warbird
Comments: Works good for flaps, low power consumption and its pretty light.
BigWrenn
February 4, 2011Application(s): Steering servo for various 1/10 scale buggies.
Comments: Being that it's a basic servo it's not too bad for general applications. They will strip gears easily and that's the downside to them.
