---
title: AMSA
url: "https://www.wittenstein-group.com/en-us/product/amsa"
date: 2026-02-12
modified: 2026-02-24
lastUpdated: 2026-04-13
---

# AMSA

Pilot Controls: Active Parallel Actuation Systems

**A**PAS **M**echanical **S**ub **A**ssembly
WITTENSTEIN actuator system for flight control reduces the pilot's workload and assist the pilot to fly the helicopter more effectively.

![](https://www.wittenstein-group.com/typo3temp/assets/_processed_/2/7/csm_PILOT-CONTROLS-ACTIVE-SIDESTICK-INCEPTORS-IMAGE_941ed39f9b.webp)

### compact design

### includes a clutch for the highest safety requirements

### For oprational safety

[ Customized solutions ](#solutions)

[ Related products ](#related)

[ Request consultation ](#consultation)

![](https://www.wittenstein-group.com/epim-fs/Wittenstein-Prod-static_content/usp/72-flightSafety.svg)

###### Maximum flight safety

enables the pilot to safely make use of the helicpoters full flight envelope

![](https://www.wittenstein-group.com/epim-fs/Wittenstein-Prod-static_content/usp/3-5-reliability.svg)

###### Reliability

aerospace qualified clutch

![](https://www.wittenstein-group.com/epim-fs/Wittenstein-Prod-static_content/usp/12-8-precision.svg)

###### Precise feedback system

Comprises an active force-feel feedback system

<a id="c6027"></a>

![](https://www.wittenstein-group.com/fileadmin/_processed_/9/c/csm_logo-sculpture_e38190faf6.webp)

 Contact us
------------

Would you like to learn more about our solutions?
We would be happy to advise you—personally, competently, and tailored to your requirements.

[info@wittenstein-us.com](#)

[ 1 630 540-5300 ](tel:16305405300)

[ To the contact form ](https://www.wittenstein-group.com/en-us/contact-locations/contact)

<a id="c6028"></a>![](https://www.wittenstein-group.com/fileadmin/_processed_/9/1/csm_customized-solutions-visual_b4f8d96608.webp)

We are happy to design a solution that meets your specific application needs. Benefit from our engineers' expertise and the commitment of our team to deliver tailored and high-performance solutions.

[Find out more](https://www.wittenstein-group.com/en-us/products/customized-solutions)

 Related products
------------------

![](https://www.wittenstein-group.com/typo3temp/assets/_processed_/0/6/csm_PILOT-CONTROLS-ACTIVE-PARALLEL-ACTUATION-SYSTEM-IMAGE_d514fe8536.webp)##### [ APFFA ](https://www.wittenstein-group.com/en-us/product/apffa)

Experience20 yearsAdaptableTo customer requirementsRedundancyFor oprational safety

![](https://www.wittenstein-group.com/typo3temp/assets/_processed_/6/f/csm_MAINIMAGE-SMART-ACTUATOR_61ca65af66.webp)##### [ Smart Actuator ](https://www.wittenstein-group.com/en-us/product/smart-actuator)

Max. torque20 - 1000 NmVoltage24 V