How PSA Oxygen Concentrators Working?

PSA Oxygen Concentrators Working Principle

 

Air enters the compressor after filtered by the air inlet filter and is compressed into molecular sieve tower for separation of oxygen gas and nitrogen gas. Then, oxygen gas passes through the molecular sieve tower and enters the fine sieve tower smoothly, while nitrogen gas is discharged into the atmosphere through the separating valve after adsorbed by the molecular sieve. After the concentration of oxygen gas is further increased in the fine sieve tower, the flow rate is controlled by the flow control valve, and then oxygen gas is wet through the humidification water tank and

finally flows through the oxygen delivery pipe for supplementary oxygen inhalation by users.

 

Schematic Diagram of Oxygen Making Machine

Buy DEDAKJ Oxygen Concentrator

 

DEDAKJ oxygen concentrators adopt AC 220V (110V) voltage as power source, air as raw material, as well as pure copper oil-free compressor and imported high-quality molecular sieve with original packaging, so as to produce high-purity oxygen gas for supplementary oxygen for domestic use by a new Pressure Swing Adsorption (PSA) method under normal temperature. This product is designed as per the standard higher than that for household appliances and equipped with large and clear LED, intelligent chip automatic control circuit and automatic fault alarm function. It is easy to operate and provided with timing and overheat protection circuit. When the working temperature of the compressor is too high, it will stop working automatically to better protect the safety of the compressor and the whole machine. Moreover, this product is light and handy and easy to move, and it is suitable for not only household use but also vehicle-mounted use through the automotive power supply. It is suitable for the majority of supplementary oxygen and oxygen users.

 

DEDAKJ Oxygen Concentrators Oxygen Making Machine

DEDAKJ Oxygen Making Machines Features:

(1)With medical grade oxygen concentration is adjustable, about 90% better treatment effect for patients with pulmonary fibrosis.

(2)Innovative cooling technology to ensure 24/7/365 operation. Also support whole night working.

(3)Humidifier bottle with a pressure relief value of 6PS safer and more comfortable.

(4)With Hand hold on the top of the machine, ( The battery oxygen concentrator comes with the oxygen backpack,) very portable and lightweight for home oxygen therapy, safer and more convenient.

(5)Simple operation functions and easy-to-read LCD display.

(6)Support to use in the car/ vehicle with the transformer.

(7)Connected to HFNC,provide oxygen with stable high concentration, more comfortable

(8)Connected to HBOC, rapidly and effectively increase the patients' SPO2.

 

Fast Shipping &USA Mexico & EU Local warehouses

Reliable Quality DEDAKJ Oxygen Concentrator, Helps to Treat Sleep Apnea, Asthma, Emphysema, COPD, Oxigenoterapia and Other Common Respiratory Diseases.

DEDAKJ Oxygen Official Store is Professional Home Care Medical Oxygen Breathing Oxygen Concentrator Supplier— DEDAKJ Oxygen Concentrator Store Nearby, USA Canada Mexico EU &UK Local Warehouses (2-5 Days Delivery)

 

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🔥🔥🔥Buy One, Get One Free (BOGO)

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Buy Portable Machine Get Home Machine FREELY


Customer Care Program:
BOGO

📢📢📢First come first served! —Only 20 Available

🔥🔥Buy portable machine get home machine FREELY. 
Buy a Mini Oxygen Machine —Get a free Re-K1L Home Oxygen Machine (1–7L)!

Steps:
1: Add a portable oxygen machine into shopping cart
2: Add the RE-K1L home unit into shopping cart
3: Checkout together, the home oxygen device free.
 * Agreement: By applying for the free RE-K1L, you accept Customer Care Program requirement below.

 

Model: RE-K1L

DEDAKJ Home Oxygen Concentrators 7 Liters Continuous Flow Oxygen Generator O2 Breathing Equipment for Home Personal Care 110V/220V

 

 

Requirements for Free Home Device:

Mandatory Requirements for Free Device:
Within 7 days of receipt:

  • 1️⃣Record a short, positive video using or unboxing your machines.
  • 2️⃣Post it on at least 3 platforms (Reddit, TikTok, YouTube, Facebook, X, or Instagram).
  • 3️⃣Include this purchase link in each post: https://dedakjoxygenconcentrators.com/collections/amazing-deals
  • 4️⃣Send us all post links or screenshots as proof of completion, dedakj@yahoo.com

Completion of these steps is mandatory to retain your free device.

 

 

👀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

 


Mini Portable Oxygen Concentrators

 

 



Feature Cheap Price Continuous Flow Upgraded Smallest Low Noise TOP
Model TB-1 Y5 Y7 RES-4/5/6 REA-6/7 REC-6/7/8/9
Flow rate 3L/Min 5L/Min 7L/Min 4/5/6 L/Min 6/7 L/Min 6/7/8/9 L/Min
Size (cm) 25x15x12 19.8x9.3x21 17.5x8.6x19 15x7.5x16 17x8x19.8 17.8x8x21
Weight (Pound) 4.4 4.6 4.1 2.4 3 4.8
Product Link >>>>Click >>>>Click >>Click >>Click >>Click >>Click

1-9 Liters Home Oxygen Concentrators

 


 

Feature 2026 Newest Low Price Powerful Hot Sales Upgraded Classic
Model RE-KL/ K2L RE-R1L RE-P2L RE-S2L DE-1A/1B/1LW DE-C1L DE-Q1W DE-2A/ 2AW DE-2SW/ 1SW
Flow rate, L/Min 1-7L ; 2-9/Min 1-8L/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) 23x23x34 24x15x25 37x18x29 37x28x19 34x18x31 20x21x28 36x19x34 40x18x38 35x19x31
Weight (Pound) 11.5 8.8 11.5 11.5 14.3 10.5 11.5 17.6 15.8
Product Link >>Click >>Click >>Click >>Click >>Click >>Click >>Click >>Click >>Click

10-60 Liters Medical Oxygen Concentrators

 





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

 

 

Look the video below:

 

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