Buy 9L Oxygen Concentrator dedakj Adjustable Continuous O2 93% Purity Portable High Concentration Oxygen Machine with Atomization Voice Low Noise
Buy 9L Oxygen Concentrator dedakj Adjustable Continuous O2 93% Purity Portable High Concentration Oxygen Machine with Atomization Voice Low Noise
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Breathe Freely. Anytime. Anywhere.
Enjoy Continuous Flow 24Hour
Parameters:
- Model: RespirEasy RE-S2L
- Oxygen Flow Rate: Continuous Flow
- 2-9L/min High Flow Rate Adjustable
- 90%±3% High Oxygen Purity
- Oxygen Making+ Atomization Function, 2 in 1
- Oxygenerator Weight: 5 kg, 11 pound
- Oxygenerator Size:375*280*193 mm
- Ultra-quiet Design, Noise ≤36dB
- 24/7 Continuously Work
- Big LED Screen, Remote Control, Timing Function
- Handle & Removable Casters
- Eight-Layer Filter
- With Humidification Water Tank
- Output Power: 110W
- Warranty:1 Year

Features:
(1) 2-9L Large Flow, Continuous Flow Adjsutable
- RespirEasy RE-S2L has an adjustable 2-9L O2 air flow, 93% purity oxygen concentration. Large flow rate has a wider range of use and can meet different oxygen inhalation needs.
(2) Oxygen Making + Atomization Function
- Equipped with advanced atomization function, 2-in-1 versatility for dual needs,it can be used for both oxygen production and atomization in one machine.
(3) Humidification Cup (Water Tank)
- Add water to moisten the oxygen and keep your nasal cavity from drying out. Doing the oxygen inhalation therapy at home would be more comfortable for person.
(4) High Efficiency Molecular Sieve
- High adsorption efficiency. Good stability. Continuous supply of high concentration oxygen. 24-hour stable and efficient oxygen production
(5) Eight-Layer Filtration System
- Innovative eight-layer filtration system. Newly upgraded layer-by-layer filtration. Cleaner oxygen inhalation. clean air source, and more peace of mind.
(6) Big LED Screen,Remote Controller
- High-definition LED touchable screen. The control panel is designed to be user-friendly and easy to operate. It can operate timing, flow adjustment, sound broadcast and other functions. It is easy to operate.
(7) Ultra-Quiet Design
- The new generation of surround air duct design, double noise reduction. Noise ≤ 36dB, suitable for oxygen inhalation while sleeping at night, making it suitable for use in bedrooms or other quiet environments without causing disruption.
(8) Removable Casters
- RespirEasy RE-S2L is equipped with handle and detachable lockable casters. It can be moved as you like and is suitable for elderly people with mobility problems.
What accessories come with the RespirEasy RE-S2L?

Peace of Mind Purchase:
- 1-Year Manufacturer Warranty
- 7-Day Money-Back Guarantee
- 30-Day Free Return and Replace
User Manual
《Instruction User Manual of RESPIREASY RE-S2L Oxygen concecntrator 2-9L DEDAKJ》
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Buy Portable Machine Get Home Machine FREE
🔥 Buy a Mini Oxygen Machine, Get a FREE RE‑Q1L Home Oxygen Machine (1–7L)!
📢 First come, first served — Only 20 sets available.
How to claim
- Add portable oxygen machine to cart
- Home concentrator auto-added
- Checkout — home device FREE
MANDATORY REQUIREMENT (MUST COMPLETE)
https://dedakjoxygenconcentrators.com/collections/mini-portable-oxygen-concentrator-with-rechargeable-battery
Model: RE-Q1L
- 5 stars: 85 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 star: 0 (0%)
36dB noise lets me and my partner sleep. 3L/min O2, 90% purity, humidification cup prevents dryness. Remote adjusts flow if I wake up, no need to get up.
Took it on a 10-day trip ran perfectly. 3L/min O2, 93% purity. 36dB noise, and casters rolled in hotel rooms.
Can cook, read, and rest without O2 hassle. 5L/min, 90% purity. 36dB noise, and atomization helps with my allergies.
Adjust settings from my bedroom (through a wall), remote is powerful. 4L/min O2, 90% purity. 36dB noise, and the 8-layer filter keeps air fresh.
Sleek design doesn't stick out, fits my living room. 4L/min O2, 93% purity. 36dB noise, and remote is small enough to store in a drawer.
I run it nonstop for my dad never overheats. 8L/min, 93% purity, and the humidification cup stays clean. Casters lock so it doesn't slide on hardwood floors.
2-9L flow, 36dB noise, 8-layer filter checks all boxes. Atomization saves space, and casters add mobility. Worth every penny!
Grab the handle to carry it up stairs 11lbs is manageable. 3L/min O2, 90% purity. Atomization helps with my sinus issues, and 36dB noise is great for small spaces.
Had a filter issue warranty replaced it free. 7L/min O2, 90% purity. 36dB noise, and atomization function works like new.
Pollen season used to trigger my asthma now the filter blocks it. 6L/min O2, 93% purity, runs quietly. Humidification cup adds moisture, no more dry cough.
Filled the humid cup to max, no leaks! 5L/min O2, 93% purity. 36dB noise, and casters roll smoothly. Remote adjusts settings in one tap.
My 5yo needs meds atomization mist is soft, no fear. 2L/min O2, 90% purity. LED screen shows settings clearly, and remote lets me control it from across the room.
My baby needs O2 8-layer filter keeps it clean. 2L/min, 90% purity, 36dB noise. Atomization is gentle, no distress for her.
Set it for 4hrs morning/4hrs night, auto-shuts off. 5L/min, and 36dB noise. Casters let me roll it to the bedroom at night without effort.
My severe asthma needs 9L/min,this delivers 93% purity. 36dB noise, and atomization helps with flare-ups. Casters let me move it fast when needed.
The surround air duct design makes it so quiet! I use 7L/min while working, no distraction. Humidification cup is easy to clean, and the remote adjusts settings quickly.
Big remote buttons are easy for my arthritic hands. 6L/min O2, 90% purity. 36dB noise, and casters lock securely. Humidification cup is easy to fill.
Had a question about filters support replied in 1hr. Machine runs 6hrs daily at 4L/min, 90% purity. Atomization works flawlessly, and casters are durable.
The atomization mist is ultra-fine meds absorb better. 3L/min O2, 93% purity. 36dB noise, and 8-layer filter ensures clean air.
At 11lbs and 375*280*193 mm, it fits on my desk. 2L/min for mild use, 36dB forgets it's on. 8-layer filter keeps air clean, important for my asthma.
375*280*193 mm size fits in my closet when not in use. 4L/min O2, 90% purity. 36dB noise, and handle makes it easy to take out.
Tap the screen to adjust flow (I use 5L/min) or set timing no confusing buttons. 36dB noise. Atomization function is fast my kid's meds take 5 mins.
Dad uses it 24/7 never skips a beat. 8L/min, 93% purity, 36dB noise. Humidification cup keeps his airways moist, and remote is easy for him to use.
Roll it multiple times a day casters don't wear down. 5L/min O2, 90% purity. Atomization function is reliable, and LED screen is scratch-resistant.
Dry air used to make O2 therapy painful now the humidification cup keeps my throat comfy. 3L/min, 90% purity, runs quietly all night. Casters let me move it without help.
I have 2 dogs filter blocks pet hair. 7L/min O2, 36dB noise, and casters roll over carpet. Humidification cup is easy to refill.
Finally a machine that hits 9L/min with 93% purity! I use it post-surgery atomization helps with meds. Remote works 10ft away, and 36dB noise lets me rest.
O2 therapy used to make my throat sore now it's comfy. 2L/min, 90% purity, runs quietly. Atomization helps with colds, and remote is easy to hold.
The voice prompts guided me through setup super helpful! 6L/min O2, 90% purity, and the 8-layer filter ensures clean air. Humidification cup is easy to fill, no spills.
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🔥Buy One,Get One FREE (BOGO)
Customer Care Program (Discount)
🔥 Buy a Mini Oxygen Machine, Get a FREE RE‑K1L Home Oxygen Machine (1–7L)!
📢 First come, first served — Only 20 sets available.
How to claim
- Add a portable oxygen machine to your cart
- Add the RE‑K1L home unit to your cart
- Check out together to get the home machine for free.
Click here:Model: RE-K1L
⚠️ MANDATORY REQUIREMENT (MUST COMPLETE)
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Compare All DEDAKJ Models
Compare All DEDAKJ Models: to get the most suitable oxygen concentrator machine
- All DEDAKJ RESPIREASY Oxygen Concentrators — Home Oxygen Generator; Portable Oxygen Machine; and Medical-Grade O₂ Therapy Units
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Mini Portable Oxygen Concentrators |
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| Feature | Cheap Price | Continuous Flow | Upgraded | Smallest | Low Noise | TOP | |||
| Model | Y3,Y4 | Y5 | Y7 | RES-4/5/6 | REA-6/7 | REC-7/8/9 | |||
| Flow rate | 3L; 4L/Min | 5L/Min | 7L/Min | 4/5/6 L/Min | 6/7 L/Min | 6/7/8/9 L/Min | |||
| Size (cm) | 19.8x9.3x21 | 19.8x9.3x21 | 17.5x8.6x19 | 15x7.5x16 | 17x8x19.8 | 17.8x8x21 | |||
| Weight (Pound) | 4.0 | 4.6 | 4.1 | 2.4 | 3 | 4.8 | |||
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1-9 Liters Home Oxygen Concentrators |
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| Feature | 2026 Newest | Small Size | Powerful | Hot Sales | Upgraded | Classic | |||
| Model | RE-Q1L | RE-K1L/ K2L | RE-P2L | RE-S2L | DE-1A/1B/1LW | DE-C1L | DE-Q1W | DE-2A/ 2AW | DE-2SW/ 1SW |
| Flow rate, L/Min | 1-7L | 1-7L ; 2-9/Min | 2-9L/Min | 2-9L/Min | 1-7L/Min | 1-7L/Min | 1-8L/Min | 2-9L/Min | 2-9L/Min |
| Function | Oxy Making+Nebulizer | Oxy Making+Nebulizer | Oxy Making+Nebulizer | Oxy Making+Nebulizer | Only Oxygen | Oxy Making+Nebulizer | Oxy Making+Nebulizer | Only Oxygen | Oxy Making+Nebulizer |
| Size (cm) | 28x19x30 | 23x23x34 | 37x18x29 | 37x28x19 | 34x18x31 | 20x21x28 | 36x19x34 | 40x18x38 | 35x19x31 |
| Weight (Pound) | 13.2 | 11.5 | 11.5 | 11.5 | 14.3 | 10.5 | 11.5 | 17.6 | 15.8 |
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10-60 Liters Medical Oxygen Concentrators |
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| Feature | Medical Standard | Medical Standard | Medical Standard | Medical Standard | |||||
| Model | RE-M5L | RE-M10L | RE-M20L | RE-M60L | |||||
| Flow rate, L/Min | 1-5L/Min | 1-10L/Min | 1-20L/Min | 1-60L/Min | |||||
| Size (cm) | 34.8x28x51 | 36x37x60 | 81x44x67 | ||||||
| Weight (Pound) | 37.5 | 59.5 | 169.7 | ||||||
| Product Link | >>Click | >>Click | >>Click | >>Click | |||||
Video of Portable O2 Concentrator:
What Are Portable Oxygen Concentrators
RESPIREASY portable oxygen concentrators are compact, lightweight respiratory devices that deliver steady medical-grade oxygen for daily home use and outdoor travel. Unlike traditional bulky oxygen tanks that require frequent refills, our portable units draw in ambient air, purify and filter it, then supply concentrated oxygen pulses with every breath you take. Built with quiet-operation technology and a portable, user-friendly design, these oxygen machines support your daily activities and let you live a comfortable, unrestricted life.
Key Benefits of RESPIREASY Portable Oxygen Concentrators
1, Maintain an Active Lifestyle Anywhere
Our portable oxygen concentrators support independent, active living by supplying reliable medical-grade oxygen whenever you’re out and about. Whether you’re taking a casual walk, running daily errands, or traveling to meet relatives, RESPIREASY portable oxygen units keep your oxygen needs fully covered at all times.
2, Ultra-Light & Highly Portable
Compared with cumbersome, heavy-duty oxygen tanks, RESPIREASY portable oxygen concentrators feature a lightweight and streamlined build. The easy-to-carry design eliminates the strain and discomfort of transporting large, bulky breathing equipment for long periods.
3, Tank-Free Operation Without Refills
RESPIREASY oxygen concentrators extract oxygen directly from the surrounding air, completely removing the hassle of scheduled tank deliveries and repeated refills. Equipped with a long-lasting rechargeable battery, our devices offer all-day battery life, granting you full freedom and independence to head out and stay away from home all day long.





















