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In stock
Flow 0.2 -0.5 steps 0-5 liter
Very quiet only 31 dB
The Kröber 4.0 is a modern, whisper-quiet oxygen concentrator that produces just 31 decibels—barely audible. This makes the Kröber 4.0 the perfect choice for use in bedrooms or quiet environments. The device was developed based on the latest insights in oxygen concentrator technology and combines an..
€1,395.00 €1,600.00
Ex Tax:€1,279.82
Krober 4.0 sieve bed columns: two high-quality units designed for optimal oxygen production. They contain zeolite material and effectively separate nitrogen from oxygen, ensuring a consistent, pure supply. They are specifically designed as replacement parts for Krober oxygen concentrators and are es..
€326.70
Ex Tax:€270.00
Replacement elbow connector for Krober 2.0 and 4.0 oxygen concentrators. This is where the humidifier bottle is connected. The elbow connector is included as standard with the Krober..
€35.70
Ex Tax:€29.50
The Kröber 4.0 is known as one of the quietest oxygen concentrators on the market (31 dB). To maintain this low noise level and high performance, it is essential that the dust filter be replaced monthly. A clogged filter increases resistance at the air intake, causing the device to work harder and p..
€14.52
Ex Tax:€12.00
In addition to the monthly dust filter, the Kröber 4.0 also features an intake filter that needs to be replaced once a year. This deeper-seated filter captures finer particles that have passed through the dust filter and protects the concentrator’s sensitive internal components. Annual replacement o..
€7.01
Ex Tax:€5.79
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