---
title: "Frameless Servo Motors - Kit & Housing-free Solutions"
url: "https://www.wittenstein-group.com/en-uk/products/servo-motors/frameless-servo-motors"
description: "High power-density, compact frameless (housing-free) servo motors and kit motors for maximum integration and custom designs. Explore products & get advice."
date: 2026-03-05
modified: 2026-03-05
lastUpdated: 2026-04-13
---
# Frameless Servo Motors - Kit & Housing-free Solutions
Frameless servo motors
======================
Power density, integration capability, and flexibility—these are the fundamental characteristics of our frameless servo motors.
Field Of Application - [Convection cooling](https://www.wittenstein-group.com/en-uk/products/servo-motors/frameless-servo-motors?tx_solr%5Bfilter%5D%5B0%5D=appField%3AConvection+cooling)
- [Liquid cooling](https://www.wittenstein-group.com/en-uk/products/servo-motors/frameless-servo-motors?tx_solr%5Bfilter%5D%5B0%5D=appField%3ALiquid+cooling)
- [Mobile applications](https://www.wittenstein-group.com/en-uk/products/servo-motors/frameless-servo-motors?tx_solr%5Bfilter%5D%5B0%5D=appField%3AMobile+applications)
Field Of Application
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Size (mm)
Max. Torque (Nm)
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[ cyber® kit line small ](https://www.wittenstein-group.com/en-uk/product/cyber-kit-line-small)
DC bus voltage48/560 V DCMax. torque1 – 30 NmMax. speed10000 rpm Maximum power density with high flexibility thanks to a wide range of options
[ cyber® kit line medium ](https://www.wittenstein-group.com/en-uk/product/cyber-kit-line-medium)
DC bus voltage48/750 V DCMax. torque16 – 175 NmMax. speed3600 rpm The frameless motors offer maximum torque and flexibility in a compact size
[ cyber® kit line large ](https://www.wittenstein-group.com/en-uk/product/cyber-kit-line-large)
DC bus voltage560 V DCMax. torque580 – 9000 NmMax. speed250 rpm The frameless motors offer maximum torque and flexibility in a compact size
[ cyber® kit motor AFE/AME ](https://www.wittenstein-group.com/en-uk/product/cyber-kit-motor-afe-ame)
Size44 – 180 mmMax. torque1 – 405 NmSolutionModified The frameless servo motors offer ultimate performance and flexibility in a compact size
[ cyber® torque motor ](https://www.wittenstein-group.com/en-uk/product/cyber-torque-motor)
Size50 – 540 mmMax. torque0.02 – 1700 NmSolutionCustomized High-torque AC synchronous servo motors up to 800 mm, compact and suitable for tight installation…
[ cyber® kit motor ](https://www.wittenstein-group.com/en-uk/product/cyber-kit-motor)
Size19 – 270 mmMax. torque0.02 – 500 NmSolutionCustomized Frameless servo motors that offer maximum performance and flexibility in a compact size
### cymex® 5
### SERVOsoft®
Discover our powerful sizing tools:
cymex® 5 enables the fast, precise, and reliable design of complete drive systems—proven in use worldwide.
[Learn More](https://www.wittenstein-group.com/en-uk/product/cymex-5 "Learn More")
Quickly and easily size complete multi-axis servo systems including all electrical and mechanical components with SERVOsoft®.
[Learn more](https://www.controleng.ca/servosoft/ "Learn more")
##### High performance
Maximum power density for greater performance and compactness of the application.
##### Ultra-compact design
For ultra-compact designs and the implementation of hollow shaft feedthroughs.
##### Versatile flexibility
A wide range of options offers great flexibility for the user and their application.
> The gearless servo motors are the ideal solution for your application, whether standard or custom-made.
Our frameless servo motors are characterized by maximum power density, high integration capability, and unparalleled flexibility.
### Minimal space requirements
Miniaturization is an integral part of our product and development strategy. Frameless servo motors are the professional choice for maximum performance with minimal space requirements.
### Optimal integrability
The frameless versions offer maximum integrability. The small and large hollow shafts are suitable for ultra-compact designs.
### Modular design principle
The modular design principle and customized solutions offer a wide range of options. The variety of variants allows flexible integration into the machine.
### Customized solutions
Development of frameless servo motors that are customized to specific customer requirements. Especially when it comes to performance and installation space requirements.
Houseless servo motors from WITTENSTEIN are designed for maximum integration and flexibility with high power density. The houseless design in various versions gives designers maximum freedom of integration to develop unique solutions for specific applications – even with limited installation space. Typical applications for these motors include robotics, machine tools, packaging technology, actuators for assembly, transfer, and handling systems, as well as testing and measurement equipment.