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Rediscover the Freedom
of Every Breath.
Reclaim your independence with the KPS™ Portable Oxygen Concentrator. Lightweight, powerful, and engineered for those who refuse to be held back by heavy clinical equipment.
1–4L/min
Pulse Flow Gear
93% Purity
Medical Precision
1.4kg
Ultra-Lightweight
3 Hours
Battery Duration
Smart Pulse Technology
The KPS™ isn't just a machine; it's an intelligent companion. Featuring 5 pulse gear levels, it automatically detects and adapts to your breathing rate (10-40 BPM), ensuring clinical precision wherever you are.
- Adjustable 1-4L flow settings
- Intelligent breath synchronization
- High-efficiency sieve bed technology
Designed for Every Journey
Whether you're visiting family or heading for a walk, the 1.4kg design ensures you never feel weighed down. Approved for high-altitude performance up to 5500m, it's the perfect travel companion.
- Compact 152×76×163 mm footprint
- Aircraft and car travel friendly
- Quick 3-minute warm-up time
Complete Mobility Kit
We provide everything needed to start your journey to better breathing immediately. No hidden extras—just clinical-grade support in one premium box.
- Oxygen Concentrator: Premium KPS-6 Main Unit
- Power: Removable Battery + AC Adapter
- On the Road: Dedicated Car Charger
- Supplies: Nasal Tube & 3× Filter Pads
- Carry: Premium Ergonomic Travel Bag
Technical Specifications
| Model | KPS™ Portable Oxygen Concentrator 4L |
| Flow Settings | Pulse Flow, 1–4L/min (5 Gears) |
| Concentration | Up to 93% Purity |
| Operating Altitude | Up to 5500m |
| Battery Charge | ~2.5 Hours Recharge Time |
| Weight | 1.4kg (Ultra-Lightweight) |
Expert Support & FAQs
Can I use this on a plane?
Yes, its compact size and medical-grade build make it suitable for various travel modes, though always check with your specific airline first.
How does pulse flow work?
The device detects when you inhale and delivers a precise dose of oxygen, conserving battery and improving comfort compared to continuous flow.
Is it noisy for nighttime use?
The KPS™ is designed for quiet operation (<45dB), ensuring it doesn't disturb your sleep or surrounding conversations.
Can I charge it in my car?
Absolutely. We include a specialized on-board car charger so you can power up while on the move between destinations.
Ready to Breathe Freely?
Join thousands who have regained their mobility and peace of mind with the KPS™ 4L.
Secure Your KPS™ 4L — Free Shipping