VARON Portable Oxygen Concentrator NT-05
VARON Portable Oxygen Concentrator NT-05
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Shipping Information
Shipping Information
Free shipping on orders over $49 for U.S., Canada, and Mexico addresses. Orders under $49 have a shipping fee of $9.9.
Shipping Time: Machines typically ship within 3-5 business days, while accessories ship within 5-8 days.
Warranty Policy
Warranty Policy
The VARON oxygen concentrator comes with a one-year warranty period. Within one year from the date of product receipt, if your oxygen concentrator experiences any malfunctions caused by manufacturing defects, we will provide a free repair service. This warranty guarantees that the generator will be free from defects in materials and workmanship under normal use.
Suitable For
Suitable For
NT-05 is designed for those who need continuous oxygen in a portable device. It works reliably at home, outdoors, or in the car, giving you comfort and freedom wherever you go.
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Reliable Performance & Practical Functions

Advanced Dual-Filtration Technology
NT-05 uses a double-barrel sieve tower and high-grade molecular sieves to produce highly purified oxygen. This state-of-the-art filtration ensures reliable performance and a smooth, comfortable breathing experience.

Replaceable External Battery
Choose the battery that fits your needs. With the lightweight 4-cell battery, the NT-05 weighs just 3.97 lbs and provides about 3 hours of use. For longer sessions, select the 8-cell battery to extend use up to 5.5 hours while keeping the unit portable and easy to carry.

Intuitive Smart Panel
NT-05 has just two buttons for easy control. You can set timers for 20, 40, or 60 minutes, or press four times for a continuous 120-minute supply. The timer is completely optional, so you can run the machine without using it if you prefer. Oxygen therapy is quick and worry-free.
Oxygen Flow: 3 L/min continuous flow
Oxygen Concentration: 30%±2.5%
Noise: below 52 dB
Item net weight: 3.3 lb
Power: 25W
Input voltage: AC100V-240V / DC12V-16.8V
Product Size: 9.25*3.94* 5.55 (L*W*H) Inches
Standard battery pack capacity: 2500mah 14.8V maximum voltage 16.8V
Maximum battery life: 2 h
Battery charging time: 1.5h
1X Portable oxygen concentrator
1X Instruction manual(check the online manual here)
1X Carrying bag
1X 5ft Tube & nasal cannula
1X Rechargeable battery: one 2200mAh battery(1-1.5 hours power supply) , one battery charger
1X AC Power Adapter
1X Car Adapter
Eco-Friendly Oxygen Solution
Bulky oxygen tanks require frequent refills and create extra emissions. VARON’s concentrators are refill-free, eco-friendly, and easy to operate.
√ Reduce Transport Emissions by Around 85%
√ Save carbon equivalent to 100 trees per year
√ Cut Single-Use Waste by Over 90%
Discover more in our FAQ
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How is NT-05 powered?
How is NT-05 powered?
The NT-05 is designed for maximum flexibility and can run in three different ways: 1. Plugged into a wall outlet (AC power); 2. Connected in your car (DC power); 3. With an external battery
When using AC or DC power, just connect the machine with the right power cord.
If you’re using the external battery, attach it directly to the machine for portable use.
To recharge the battery, lift the cover on the charging port and plug it into either AC or DC power using the correct cord.
What is the difference between continuous flow and pulsed flow?
What is the difference between continuous flow and pulsed flow?
A continuous flow oxygen concentrator means the oxygen generator can continuously supply oxygen. But pulse oxygen concentrators usually supply oxygen based on your breathing, because pulse oxygen concentrators usually have breathing sensors.
How to find the right accessories for my device?
How to find the right accessories for my device?
We have a collection of accessories for our devices. You can look up the right accessories that match your device. Also, if you have any questions about accessories, you can contact us to get access.
How does an oxygen concentrator work?
How does an oxygen concentrator work?
A portable oxygen concentrator is a device that separates oxygen from the air and allows you to breathe in the oxygen on an as-needed basis. Portable oxygen concentrators can run on both AC and DC power, and they can be charged by both. This battery charge allows it to bring in air, separate the oxygen from the rest of the air, and deliver it back into your lungs at whatever rate is appropriate for you. Some portable oxygen concentrators offer both continuous flows and pulse dose settings.
The home oxygen concentrator is a device that converts air into oxygen, allowing you to breathe easier. It runs on AC power and is only compatible with home or stationary models. The concentrator brings air through the inlet vent into the machine, where it passes through a filter that catches dust and other small foreign particles before going through an oxygen separation system. The oxygen is then released through the tube and cannula in the proper dosage.





