Novaerus Defend 400

Novaerus Defend 400

Product Description

The Defend 400 (NV 400) uses WellAir's patented NanoStrike™ technology, combined with a triple-stage Camfil® filter system, to provide a powerful solution for air disinfection and particle removal.

The Defend 400 is a free-standing, portable recirculating air cleaning system designed for continuous 24/7 protection in healthcare or other commercial settings to provide airborne infection control.

The FDA has cleared the Defend 400 as a Class II Medical Device to filter out and inactivate airborne viruses and bacteria for medical purposes within medium to large rooms and indoor spaces.

The Defend 400 inactivates aerosolized viruses, bacteria, and fungi and purifies the air of pollen, particulate matter (PM), volatile organic compounds (VOCs), and odors.

The Defend 400 is proven to reduce or neutralize:

  • Mold Spores
  • Pollen, Dust & Dander
  • Bacteria & Viruses
Learn More about Our Research and Testing
  • Dimensions33.7" × 15.0" × 15.0"
  • Weight56.7 lbs
  • Power Consumption17W - 179W (Speeds 1 - 5)
  • Fan Airflow Volume33 - 210 CFM (Speeds 1 - 5)
  • Noise Level38 - 63 dBA (Speeds 1 - 5)
  • FiltersTriple Stage: Pre, HEPA, Carbon

Compliance and Certifications

  • UL 867
  • UL 2998
  • IEC 60601-1 & 1-2
  • FCC
  • CE
  • ISO 9001
  • ISO 45001
  • CARB
  • IEC 60335-1 & 2-65

Air Disinfection

Introducing the Defend 400


Airborne infection control in rooms where the risk of infection is elevated.

How It Works

Innovation in Air Disinfection


A closer look at the technology behind the Defend 400.

How to Purchase

To buy Novaerus products, contact us to find a Representative near you.