The Longfian 5L Oxygen Concentrator features a smart LCD panel that displays running hours, oxygen purity warnings, and system alerts. It comes with multiple protection systems, including overheat protection, low-oxygen alarm, and power safety mechanisms. Its low operating noise (≤48 dB) ensures comfortable nighttime use without disturbance.
Designed with portability in mind, the unit includes rolling wheels and a compact body that fits easily into any room. The machine operates efficiently, with low energy consumption, making it suitable for long-hour usage.
⭐ Key Features:
- Continuous oxygen flow up to 5 liters per minute
- High oxygen purity: 93% ± 3%
- PSA technology for reliable oxygen generation
- Ultra-low noise operation (≤48 dB)
- LCD control panel with alarms and indicators
- Energy-efficient and suitable for 24/7 operation
- Built-in oxygen purity monitoring sensor
- Overheat, voltage, and compressor protection
- Portable design with wheels for easy movement
- Long service life and minimal maintenance cost
⭐ Applications
- Home oxygen therapy
- COPD, asthma, ILD patient care
- Post-COVID and pneumonia recovery
- Elderly care oxygen support
- Clinical use in hospitals and nursing homes
- Fitness and high-altitude oxygen support
- Emergency medical backup
⭐ How to Use
- Place the machine on a flat, ventilated surface.
- Fill the humidifier bottle with clean, distilled water.
- Connect the oxygen tube and nasal cannula.
- Plug in the device and switch it ON.
- Set the desired flow rate (1–5 LPM) using the flow meter.
- Wear the nasal cannula comfortably.
- Monitor the purity and alerts on the LCD display.
- After use, switch OFF the unit and clean accessories regularly.
⭐ What’s in the Box
- Longfian 5L Oxygen Concentrator Unit
- Humidifier Bottle
- Nasal Cannula
- Oxygen Tube
- Air Filter Set
- Power Cable
- User Manual
- Warranty Card
⭐ FAQs
- What oxygen purity does the Longfian 5L provide?
It delivers 93% ± 3% medical-grade oxygen at all flow settings. - Can it run for 24 hours continuously?
Yes, the Longfian 5L is designed for long-hour continuous use with low energy consumption. - Is it noisy?
No, it operates at ≤48 dB, making it suitable for night use.
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