LR 400
App-controlled air purifier- Can be conveniently controlled from home or when on the go with the “beurer FreshHome” app
- Colour indicator shows the current ambient air quality
- Additional cleaning via optional ultraviolet light
Intelligent air cleaning in stylish design
The air purifier LR 400 ensures ideal ambient air in your home with its 4 cleaning levels and 3-stage filter system. It features an intelligent automatic mode that detects the quality of the ambient air and automatically adjusts the filter performance. In addition, all settings can be conveniently made via the “beurer FreshHome” app.
Powerful air cleaning
Tests show: the 3-layer filter system with HEPA H13 filter removes particles with a size of 0.02 µm (viruses are usually 0.02–0.3 µm in size), by at least 95% 2). Particles with a size ≥ 0.3 µm are even filtered out by up to 99.95%.
When choosing an air purifier, in addition to the ambient air size, the cleaning speed also plays a decisive role. The Clean Air Delivery Rate (CADR) shows you at a glance how many cubic metres of air are cleaned in one hour. The higher the CADR value of the LR 400, the more efficient the Air purifier is.
2) For comparison: According to the Federal Centre for Health Education, viruses are usually 0.02–0.3 µm in size
* With a ceiling height of 2.4 m
When choosing an air purifier, in addition to the ambient air size, the cleaning speed also plays a decisive role. The Clean Air Delivery Rate (CADR) shows you at a glance how many cubic metres of air are cleaned in one hour. The higher the CADR value of the LR 400, the more efficient the Air purifier is.
2) For comparison: According to the Federal Centre for Health Education, viruses are usually 0.02–0.3 µm in size
* With a ceiling height of 2.4 m
App-controlled air purifier LR 400
Air purifier with three-layer filter system & app control up to 69 m²
The smart Beurer air purifier impresses with its modern design and powerful performance. Thanks to its design, pollen, domestic dust, animal hair, odours, various bacteria and viruses around the air purifier are sucked in and filtered out of the air. With the aid of the intelligent automatic function, you can sit back and relax while the LR 400 determines the right setting all by itself. It detects fine dust with a particle size of 2.5 μm and adjusts its cleaning performance based on the ambient air. For better air quality and greater well-being.
- Can be conveniently controlled from home or when on the go with the “beurer FreshHome” app
- Colour indicator shows the current ambient air quality
- Additional cleaning via optional ultraviolet light
- Smart sensor: Detects fine dust measuring at least 2.5 µm
- Smart automatic mode: Detects particles measuring 2.5 µm and adapts the cleaning performance to the ambient air
- Night mode: Ultra-quiet operation with switched-off control panel
- Create individual air cleaning plans with the “beurer FreshHome” app
- Detailed daily, weekly and annual overview of the indoor air in the “beurer FreshHome” app
- Useful tips for improving indoor air quality shown via the “beurer FreshHome” app
- Illuminated control panel
- Suitable for rooms up to 69 m²1)
- Air cleaning using a 3-layered filter system (pre-filter + HEPA H13 filter2) + activated carbon)
- Tests show: 3-layered filter system with HEPA H133) filter filters out at least 95%of particles with a size from 0.02 μm (viruses are generally 0.02–0.3 µm4) in size). For particles ≥ 0.3 µm in size, the filter performance is even up to 99.95%.


Frequently Asked Questions
Product Questions
Questions about Measurement Results
Manufacturer information
Beurer GmbH
Söflinger Straße 218
89077 Ulm
Söflinger Straße 218
89077 Ulm