Send feedback
Report an error

Сheck valves Danfoss NRV designed for use in liquid and suction lines as well as hot gas lines of refrigeration and air conditioning systems. They are intended for work with HCFC, HFC and HC flammable refrigerants. They are used to control the unidirectional flow of refrigerant so as to prevent backflow. Built-in damping piston that makes the valves suitable for installation in lines where pulsation can occur, e.g. in the discharge line from the compressor. Special models are available for CO2 units with maximum operating pressure 90 bar.

Сheck valves Danfoss NRV are available in straight and angle versions, it solve the resonance problem with partial thermal load on the cooling system.

Soldered versions of NRV are compliant with ATEX hazard zone 2.


  • Traditional refrigeration
  • Heat pump systems
  • Air conditioning units
  • Liquid coolers
  • Transport refrigeration

Due to frequent changes and updates, presented data are provided on illustrative basis only. All materials contained on this website are protected by copyright and their use, copying and publishing in any form is prohibited without the written consent of Elektronika DP Elektronika JSC. Please read the full Terms of use

Sales of equipment

We are a direct importer, an authorized distributor of the world's leading manufacturers of refrigeration equipment and components for refrigeration. The main activity is the selection and sale of equipment and components for refrigeration systems.

Check our offer

Technical support

We actively support our installers. We organize product training and technical consultations for refrigeration engineers at every stage of project implementation. Hundreds of successful investments confirm our competence and experience.

Check our offer

Own production

Based on many years of experience of our engineers in the field of design and assembly of refrigeration equipment, in 2017 we started own production. refrigeration units and multi-compressor units based on Danfoss, Frascold and Bitzer compressors.

Check our offer

Cookies information

This website uses cookies to improve the quality of the services provided. It also uses the Third-Party cookies, they provide tools and solutions that improve the ergonomics and functionality of the website, such as video playback, website usage analytics and marketing content customization.

By clicking accept, you agree to use cookies, as outlined in our Cookie Policy