Liquid level sensors

  • Overview
  • Documents
  • Tools and apps
  • Support

New levels of flexibility and accuracy

The AKS 4100 liquid level sensor takes you to a whole new level of flexibility and accuracy. With TDR guided radar technology, the sensor is fully adapted to industrial refrigeration – reliable and with high accuracy.

All sensors are easy to install and fully flexible. No on-site calibration is needed, and you can easily adjust the probe length on site.

Features and benefits

Easy commissioning regardless of liquid level or refrigerant type – including ammonia and CO2

Available with cable or coaxial (sleeve) tube

High accuracy

Brochure - Danfoss liquid level sensors

A whole new level of flexibility and accuracy

Learn more about all the benefits of our liquid level sensors in our brochure.


Type Name Language Valid for Updated Download File type

Tools and apps

Industrial refrigeration application tool - Danfoss

Industrial refrigeration application tool

Want to know more about industrial refrigeration with ammonia? The IR application tool is an interactive PowerPoint slideshow that takes you through all details of a two-stage ammonia plant. By clicking on a specific area of the plant, you will be provided with detailed cut-away drawings and information on the specific valves required. You will also find useful links to technical literature, product animations and videos.