Krober
Krober O2 Oxygen Concentrator
Krober O2 Oxygen Concentrator – Ultra-Quiet Home Oxygen Therapy System
The Kröber O2 Oxygen Concentrator (Model 4.0) is a premium home oxygen system designed to provide consistent, medical-grade oxygen for both children and adults requiring supplemental therapy. Engineered in Germany for long-term reliability, this oxygen concentrator delivers continuous flow oxygen from 0.2 to 5 litres per minute (LPM) with near-silent operation at just 31 dB, making it one of the quietest devices in its class.
Built for comfort and performance, the Kröber O2 features an intuitive digital display that clearly shows oxygen output and system alerts, ensuring patient confidence and ease of use. With its slim, portable design and integrated handle and wheels, it’s easy to reposition throughout the home.
Perfect for patients with chronic respiratory conditions, this concentrator combines advanced technology, minimal maintenance, and unmatched quietness — offering peace of mind for both users and caregivers.
Key Features & Benefits of the Kröber O2 Oxygen Concentrator
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Ultra-Quiet Operation: Only 31 dB noise level — nearly inaudible during use, ideal for home and night-time therapy.
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Continuous Oxygen Flow: Adjustable output from 0.2 to 5 L/min for both adults and children.
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Digital LCD Display: Backlit screen with real-time oxygen output and system status alerts.
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Highly Reliable: Advanced microprocessor maintains consistent compressor performance and oxygen concentration.
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Portable & Stable: Integrated handle and wheels for easy movement; lockable wheels prevent tipping.
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Easy Maintenance: Two simple filters — dust filter (replace monthly) and inlet filter (replace annually).
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German Engineering: Built to exacting standards for continuous use and long-term dependability.
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Safety Alerts: Monitors oxygen purity, temperature, and flow rate for safe operation.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Kröber |
| Model | 4.0 Oxygen Concentrator |
| Flow Rate | 0.2 – 5 LPM continuous |
| Noise Level | 31 dBA |
| Display | LCD digital display (backlit) |
| Oxygen Type | Continuous flow |
| Power Supply | 230 V, 50 Hz |
| Power Consumption | 280 W |
| Dimensions | 53.5 × 20.3 × 52 cm |
| Weight | 15 kg |
| Filters | Coarse dust (monthly) + inlet filter (annual) |
| Molecular Sieves | Non-replaceable |
| Mobility | Handle and wheels with locking system |
| Recommended Users | Adults and children requiring long-term oxygen therapy |
| Certifications | CE marked, medical device compliant |
What’s Included
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1 × Kröber 4.0 Oxygen Concentrator
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1 × Plastic Oxygen Bubbler Bottle
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1 × 2-metre Nasal Cannula
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1 × 15-metre Oxygen Hose
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1 × User Manual
Why Choose the Kröber 4.0 Oxygen Concentrator?
The Kröber 4.0 sets a new standard in quietness, comfort, and reliability for home oxygen therapy. Ideal for continuous use in home, clinic, or care settings, it delivers consistent oxygen with minimal noise, easy maintenance, and full digital monitoring.