Air Purifier QAIS Air 04 (Model No.04A1U-OW) from Japan
QAIS Air 04 is a Japanese air purifier that uses UV-LED and photocatalytic technology without filters. It effectively eliminates bacteria, viruses, and unpleasant odors—ideal for pet rooms or odor-prone spaces. Operating silently and ozone-free, it ensures safe, quiet purification. With a sleek design and wall-mounted installation, it saves space and maintenance costs. Recognized for its safety and award-winning design, it’s perfect for homes, clinics, or any space needing continuous clean air.
Key Features
- Effectively reduces unpleasant odors (food, pets, ammonia, bathroom, and more)
- Eliminates over 99% of viruses and bacteria within 3 hours (tested in a closed 10 m² space)
- Operates continuously 24 hours a day, covering up to 48 m², with a lifespan of 6 years without filter replacement
- Equipped with PCO (Photocatalytic Oxidation) + UV-LED technology
- Releases no chemicals or ozone, ensuring safety for humans and pets
- Easy to disassemble and clean
- Compact, lightweight design with quiet operation and low noise levels
- Certified by CARB (California Air Resources Board) for ozone emission standards
- Winner of the iF Design Award and Red Dot Design Award 2024
Technical Specifications
- Model: QAIS Air 04
- Technology: Photocatalytic Oxidation (PCO) + UV-LED
- Filter Type: Filterless (no replacement needed)
- Coverage Area: 10–48 m² (108–524 ft²)
- Performance:
- Eliminates over 99% of bacteria within 2 hours
- Eliminates over 99% of viruses within 3 hours
- Odor Removal: Targets pet odors, ammonia, bathroom smells, food odors, etc.
- Noise Level: Silent operation (no fan or motor)
- Installation: Wall-mounted
- Size: Compact and lightweight
- Safety: CARB-certified (no ozone emission)
- Maintenance: No filter replacement required — low long-term cost
Special Features- Filterless Air Purification: Easy maintenance and cost-saving
- Japanese Technology: UV-LED and catalyst system for sterilization and deodorization
- Pet-Friendly: Effectively removes litter box and animal odors
- Silent Operation: Ideal for bedrooms and workspaces
- Safe for Humans and Pets: No ozone or chemical emissions
- Elegant Design: Blends seamlessly with interior decor
- Space-Saving: Wall-mountable to preserve floor space
- Award-Winning Design: Recipient of the Good Design Award
