Skip to main content Skip to footer content

Welcome to the Spektrum Website!

About Us
Shop Local
My Spektrum

Language

You will now be directed to the EU Horizon Hobby website, in English.

You will now be directed to the EU Horizon Hobby website, in French.

You will now be directed to the EU Horizon Hobby website, in German.

Sie werden nun auf die deutsche Website von EU Horizon Hobby weitergeleitet.

Vous allez maintenant être dirigé vers le site EU Horizon Hobby, en français.

OK

Sign In for the best experience.

Create an account here.

Account

Sign in
Wishlist
Find a Wishlist
Order Status
Shop Local
Return Shipping Instructions
Shipping, Billing and Returns

Cart ( 0 Item(s) )

Free Shipping on Orders Over $99 Details

Your cart is empty Start Shopping now!

Welcome to the Spektrum Website!

Air
Surface
Smart
Technology
- Smart
- SAFE
- AirWare
- DSMX
- DSMR
- AS3X
- MultiLink
- BNF
- AVC
- Dashboard
- RaceWare
- MS6X
Support
MY SPEKTRUM

Updates

Product Registration

Wikipage

Videos

FAQ

Service/Repairs

Glossary

Support Hub

Downloads
News
Account
Sign in

Wishlist

Find a Wishlist

Order Status

Shop Local

Return Shipping Instructions

Shipping, Billing and Returns

Air
Surface
Technology
Support Hub
News

By clicking OK, you are entering the My Spektrum site. The My Spektrum site is dedicated to product registration, firmware updates, and downloads for your Spektrum products.

OK

Use My Location

Home
shop
airplanes
parts, electronics & accessories
parts

A391 Standard Digital Servo

A391 Standard Digital Servo

A391 Standard Digital Servo

Next Shipment May 2026

A391 Standard Digital Servo

Spektrum - Item No. SPMSA391

5 out of 5 Customer Rating

$10.99

Quantity

Earn Full Throttle Rewards With Every Purchase. Learn More.

A391 Standard Digital Servo

A391 Standard Digital Servo

A391 Standard Digital Servo

A391 Standard Digital Servo

A391 Standard Digital Servo

A391 Standard Digital Servo

Quick Links

Club Points Information

Horizon Hobby RC Club:

The points displayed are points you will earn based on your membership level and the cost value of the product. Be sure you are Signed In to your account to see the most accurate points you will earn on your purchase. Points are awarded and available for use once your entire order has shipped complete.

Points per $1 Spent	Standard	Legend	Elite
Points per $1 Spent	5	15	20

2000 points = $5 Discount

Not yet a Club Member? Click here to learn more about the RC Club Membership. It's Free!

Stay Smart, sign up for Spektrum RC Emails.

Email Sign Up

Join The Spektrum Community.

Shop

S2200 G2 Smart Charger
5000mAh Smart G2 LiPo
Gift Cards
Horizon RC Club

Support

Contact Us
Order Status
Shipping, Billing & Returns
Find a Retailer
Find A Wishlist
Product Registration
Event Donations
Help

The Brand

About Us
In The News
Job Opportunities
Logos / Brand Guidelines

Legal

Privacy Policy
Terms & Conditions
Compliance
Trademarks
Warranty
Patents

© SPEKTRUM | Distributed by Horizon Hobby & Tower Hobbies.