---
title: "Worm gearboxes Backlash-free & compact – with hollow shaft"
url: "https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes"
description: "Worm gearboxes from WITTENSTEIN: Backlash-free & precise ✓ With hollow shaft ✓ More than 95% efficiency ✓ Durable & compact ► Get advice now!"
date: 2026-02-12
modified: 2026-02-24
lastUpdated: 2026-04-13
---
# Worm gearboxes Backlash-free & compact – with hollow shaft
Worm gearboxes
==============
V-Drive servo worm gearboxes impress with their high performance in the smallest of spaces.
Field Of Application - [Corrosion-resistant](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=appField%3ACorrosion-resistant)
- [Food-grade lubrication](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=appField%3AFood-grade+lubrication)
Field Of Application
Output Shape - [Flanged hollow shaft](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=outputShape%3AFlanged+hollow+shaft)
- [Hollow shaft interface](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=outputShape%3AHollow+shaft+interface)
- [Keyed hollow shaft](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=outputShape%3AKeyed+hollow+shaft)
- [Output on both sides](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=outputShape%3AOutput+on+both+sides)
- [Shaft with key](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=outputShape%3AShaft+with+key)
- [Smooth shaft](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=outputShape%3ASmooth+shaft)
- [Splined shaft (DIN 5480)](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=outputShape%3ASplined+shaft+%28DIN+5480%29)
Output Shape
Price Level - [$](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=priceLevel%3A%24)
- [$$](https://www.wittenstein-group.com/en-us/products/servo-gearboxes/worm-gearboxes?tx_solr%5Bfilter%5D%5B0%5D=priceLevel%3A%24%24)
Price Level
Max. Torque (Nm)
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Max. Torque (Nm)
Backlash (arcmin)
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Backlash (arcmin)
Ratio
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Ratio
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[ VT+](https://www.wittenstein-group.com/en-us/product/vt)alpha Advanced Line
Ratio4 – 400Max. torque165 – 1505 NmBacklash≤ 2 – 3 arcmin Worm gearbox with flange output and solid hollow shaft
[ VH+](https://www.wittenstein-group.com/en-us/product/vh)alpha Advanced Line
Ratio4 – 400Max. torque74 – 1505 NmBacklash≤ 2 – 3 arcmin Worm gearbox with hollow shaft interface
[ VS+](https://www.wittenstein-group.com/en-us/product/vs)alpha Advanced Line
Ratio4 – 400Max. torque165 – 1505 NmBacklash≤ 2 – 3 arcmin Worm gearbox with output shaft
[ NVH ](https://www.wittenstein-group.com/en-us/product/nvh)alpha Value Line
Ratio4 – 400Max. torque74 – 365 NmBacklash≤ 6 arcmin Worm gearbox with hollow shaft interface
[ NVS ](https://www.wittenstein-group.com/en-us/product/nvs)alpha Value Line
Ratio4 – 400Max. torque74 – 365 NmBacklash≤ 6 arcmin Worm gearbox with output shaft
[ CVH ](https://www.wittenstein-group.com/en-us/product/cvh)alpha Basic Line
Ratio7 – 40Max. torque68 – 301 NmBacklash≤ 15 arcmin Worm gearbox with hollow shaft interface
[ CVS ](https://www.wittenstein-group.com/en-us/product/cvs)alpha Basic Line
Ratio7 – 40Max. torque68 – 301 NmBacklash≤ 15 arcmin Worm gearbox with output shaft
### cymex® select
### cymex® 5
Finding the right gearbox is easier than ever:
Based on a few application parameters, our innovative quick design tool cymex® select makes a recommendation for a gearbox without calculation.
[Learn More](https://stage.wittenstein-group.com/int-en/product/cymex-select "Learn More")
Discover our comprehensive sizing software:
cymex® 5 enables the fast, precise, and safe sizing of complete drive systems – proven in use worldwide.
[Learn More](https://stage.wittenstein-group.com/int-en/product/cymex-5 "Learn More")
##### Compact
Space-saving design for maximum flexibility – perfect for use in confined spaces
##### High efficiency
Outstanding gear technology ensures an efficiency of more than 95% under full load.
##### Smooth running
Optimal synchronization properties thanks to advanced gear technology
> V-Drive servo worm gears – whether used as quiet endurance runners, flexible powerhouses, or economical all-rounders – score points with their outstanding performance.
Our worm gearboxes combine space-saving design with outstanding performance. Whether low-backlash with <2 arc minutes or with integrated hollow shaft for flexible designs – WITTENSTEIN offers a wide range of solutions for demanding applications.
### Smooth functionality
Perfectly sized for continuous operation – top quality from WITTENSTEIN
### Low noise over the entire service life
Our servo worm gearboxes are characterized by high synchronism and low operating noise. This reduces vibrations in the machine.
### Maximum cost-effectiveness
Highest cost-effectiveness over a total operating time of more than 20,000 hours.
### Best-in-class precision
Accuracy of up to <2 angular minutes over the entire service life.
WITTENSTEIN worm gearboxes offer first-class performance in the smallest of spaces. Thanks to their low-backlash version and precise gearing technology, our worm gearboxes achieve an accuracy of up to <2 angular minutes – consistently over their entire service life. Our product range includes hollow shaft variants that allow cables or shafts to be easily routed through.
Whether you need a low-backlash worm gearbox for high-precision applications or a worm gearbox with a hollow shaft for flexible integration, V-Drive solutions offer maximum smooth running, reliability, and efficiency in a compact design.