DEDAKJ Manufacturer Guide: How to Choose the Best Portable Oxygen Concentrator for Home Oxygen Therapy

A portable oxygen concentrator (POC) is a medical device that provides a continuous supply of oxygen, playing a critical role in home oxygen therapy, chronic respiratory care, and emergency oxygen support. Portable oxygen concentrators primarily use Pressure Swing Adsorption (PSA) technology to separate nitrogen from ambient air, delivering high-purity oxygen efficiently.

The working mechanism of a portable oxygen concentrator is:
inhaled air → filtration → compression → nitrogen adsorption via dual-tank PSA molecular sieve → release of high-concentration oxygen → continuous or pulse oxygen delivery through flow control → exhaust and heat dissipation.

With advancements in medical-grade portable oxygen devices and compact design technology, the performance, portability, and reliability of POCs have significantly improved. Today, more patients rely on home oxygen therapy for COPD, emphysema, chronic bronchitis, or other lung diseases, while the types of portable oxygen concentrators have diversified—from traditional stationary models to miniaturized, high-efficiency devices like the DEDAKJ RESPIREASY portable oxygen concentrator.

Portable oxygen concentrators are designed to be lightweight, travel-friendly, and suitable for daily use, whether at home, outdoors, or during travel. They are especially helpful for patients who need oxygen support during physical activity, travel, or emergency situations.

 


8 Essential Tips for Choosing a Portable Oxygen Concentrator for Home Oxygen Therapy

1. Prioritize Portability and Lightweight Design
Portability is key. Look for travel-friendly oxygen concentrators that are compact, lightweight, and battery-powered, allowing you to enjoy outdoor activities or trips without interruption. For older adults or patients who are active outdoors, a portable oxygen concentrator ensures continuous oxygen supply anytime, anywhere.

 

2. Check Oxygen Concentration and Flow Rate
Stable oxygen output and adjustable flow rates (1–6L/min or higher) are crucial for effective therapy. Patients with COPD, lung disease, or respiratory distress benefit from precise oxygen delivery, improving quality of life and physical performance. The DEDAKJ RESPIREASY POCs offer pulse and continuous flow settings to meet diverse patient needs.

 

3. Low Noise for Comfortable Home Use
For home therapy, a quiet oxygen concentrator is essential. Many modern portable oxygen concentrators operate under 30dB, ensuring undisturbed sleep and a comfortable home environment.

 

4. Easy Maintenance and Cleaning
Regular cleaning ensures hygiene and device longevity. Choose a POC with removable, washable filters and easy-to-clean components. This prevents infection risks and reduces treatment interruptions. The DEDAKJ RESPIREASY models are designed for simple maintenance, making them ideal for home caregivers.

5. Cost-Effectiveness and Long-Term Value
Consider price, warranty, and after-sales support. Devices with long-term warranties and reliable customer service help reduce repair costs over time. Investing in a cost-effective POC ensures therapy efficiency while minimizing financial burden.

6. Durability and Reliability
A durable portable oxygen concentrator maintains performance over years of use. High-quality materials and advanced engineering ensure stability during travel and daily use. The DEDAKJ RESPIREASY series is known for robust design and long-term reliability.

7. User-Friendly Interface and Simple Operation
An intuitive interface is critical for elderly users or those with limited technical skills. Look for large display screens, one-button operation, and clear indicators. Easy operation ensures accurate oxygen delivery without confusion.

8. Additional Features and Smart Monitoring
Some high-end POCs provide oxygen concentration monitoring, battery life indicators, and alerts. These features allow patients to track device performance and oxygen levels, crucial for individuals requiring precise oxygen therapy.

 

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  • Best portable oxygen concentrator 2025

  • Oxygen concentrator for seniors

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🔥🔥🔥Buy One, Get One Free (BOGO)

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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-R1L Home Oxygen Machine (1–8L)!

Steps: Add a portable oxygen machine and the RE-R1L home unit to your cart — get the home device free at checkout.
 * Agreement: By applying for the free RE-R1L, you accept Customer Care Program requirement below.

 

Free Home machine:
https://dedakjoxygenconcentrators.com/products/buy-dedakj-portable-oxygen-concentrators-8-liters-continuous-flow-oxygen-generator-o2-breathing-equipment-for-home-personal-care-110v-220v

 

BOGO 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.

 

 

 

-----------------------------------------

 

Customer Care Program: 

📢📢📢Buy portable machine get home machine FREELY

🔥🔥First come first served! —Only 20 Available
Buy a Mini Oxygen Machine —Get a FREE RE-R1L Home Oxygen Machine (1–8L)!

Free Home machine:
https://dedakjoxygenconcentrators.com/products/buy-dedakj-portable-oxygen-concentrators-8-liters-continuous-flow-oxygen-generator-o2-breathing-equipment-for-home-personal-care-110v-220v

 


Customers Care-$80 Gift Card, Open Enrollment Period Is Here

We offer specialized care for our customer. Discover Customers Care Plan that connect you to us oxygen concentrator manufacturer.

 

Understanding each part of Customers Care Plan

 

Customers Care Plan Enrollment Process

Step 1

Please shoot a product video (≥35s) which shows the good using feeling of our machine.

Step 2

Please upload this video to 3 social media platforms, such as TikTok/

You tube / Facebook etc.

(Please note: the link of our official website must be included in the description of the short video.)

Step 3

With these video links, contact our official staff.

You can get a free value $80 original oxygen accessories.

 

Customers Care-$80 Gift Card Advantage

When you choose a Customers Care-$80 Gift Card Plan, RESPIREASY is your best option in providing quality oxygen breathing care to you. We are here for you, every step of the way.

Accessibility  – We have an extensive network of healthcare professionals providing comprehensive oxygen breathing care.
Diversity  – We are a culturally aligned care team, committed to embracing diverse cultures with compassion and understanding.
Excellence – We strive for the highest quality in patient  breathing care.
Collaboration – We work as a team with our physicians, localized clinics, and ancillary providers, bringing a full spectrum of care to our patients.
Innovation – We embrace new ideas and technologies to enhance patient care and outcomes.

Customers Care FAQ

 

Who is eligible for Customers Care Plan? 
People who are our customers and holding our oxygen concentrators directly from our official store.

When can I enroll in Customers Care Plan?
Now, just please follow our Enrollment Process (3 Steps above).

What is the next step after I enroll in Customers Care Plan?
Contact our official staffs, you can get a free value $80 original oxygen accessories  (filters/ oxygen tube/ oxygen mask etc.) 

dedakj oxygen  concentrator parameters

 

👀Compare All DEDAKJ Models

Compare All DEDAKJ Models: to get the most suitable oxygen concentrator machine


All DEDAKJ RESPIREASY Oxygen ConcentratorsHome Oxygen Generator; Portable Oxygen Machine; and Medical-Grade O₂ Therapy Units


Compare the key features, oxygen purity, flow rate, and battery life differences of each model in the comparison chart below.


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 Low Price Low Price Powerful 2025 Newest Upgraded Classic
Model RES-R1L RE-E1L RE-P2L RE-S2L DE-1A/1B/1LW DE-C1L DE-Q1W DE-2A/ 2AW DE-2SW/ 1SW
Flow rate, L/Min 1-8L/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) 24x15x25 18x31x31 37x18x29 37x28x19 34x18x31 20x21x28 36x19x34 40x18x38 35x19x31
Weight (Pound) 8.8 11 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

 

 

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