Used Oxygen Concentrators----DDT-1A

Regular price $ 698.00 USD Sale price $ 229.00 USD

Our Used Oxygen Concentrators are ideal for users who are searching for a more affordable alternative instead of purchasing a new oxygen concentrator. There are their own advantages of whether buying a brand new or a used oxygen concentrator with good quality. An important point in purchasing a used unit is that the price is very affordable. We can provide you the used units with the same high quality and service. 

Our technical experts conducted a quality inspection on these items. Each of our units has been cleaned and thoroughly tested to ensure the highest level of operation. We are not only refurbished machines, and the only downside is that there may be some scratches on the outside and the outer box is slightly damaged.

Attention: Because of the location of our warehouse, the used oxygen concentrators are only available in United States. And our used machines need more time to repack. It takes 5-7 days to prepare for shipment. After that, it will takes 3-5 days to arrive.

If you want to buy a brand new one, please click here.


DDT-1A Oxygen Concentrator is a kind of healthy living concept with high concentration and 1-6 L adjustable oxygen flow. It can be used in beauty salons, offices, homes, and travel, suitable for all ages.

  • Concentrations up to 90%
  • the flow can be adjusted from 1L to 6L
  • Mute design more comfortable, noise less than 45 dB
  • Small volume, convenient to carry.Especially for home care, traveling, car, etc
  • Bacteria filter oxygen safer
  • Timing function
  • Product Size:13.39*7.09*12.21 inches 
  • Weight: 14.33 lb
  • Support two people using simultaneously.
  • (Welcome to click here to purchase this device. It is not included in the oxygen concentrator package)


1X Oxygen concentrator with an instruction manual
1X 3 meter oxygen tube(including water storing equipment)
1X Earhook oxygen inhaler
1X Nasal cannula
1X Remote control
1X Power cord
1X Nose-sucking oxygen outlet mouth
1X Filter and plug
1X Oxygen outlet mouth and fuse
1X Warranty card


Our pre-owned, the used oxygen concentrator inventory does vary from time to time. We will not always have the same amount of models in stock; however, you can contact us and left your information and need, when we have the inventory, we will contact you as soon as possible.

Our used unit does not support an return policy.

If you are looking to save money, check with us to see if your model is in the used stock first for a much lower price. You will receive the same reliability.

✅Delivery:Fast Delivery 3-5 business days
✅Free Shipping
✅30 Days-Money-Back Guarantee Easy Return

If you have any questions about pre sale and after sales,contact us through:

Livechat: You can start a talk with us in the lower right corner of the page.
Phone:   626 807 5271 Monday to Friday: 09:00 am - 18:00 pm (West Coast)

                213 370 6080 Monday to Friday: 18:00 pm - 24:00 pm (West Coast)

 (Due to our rapid growth our call volume is high and hold time is much longer than we would like. For fastest service and help resolving order issues please contact us with the livechat “we are here” button in the lower right corner of our website, or you can send us emails. )




Ask a Question
  • Does it come with attachments

    Yes, all the components will be shipped with DDt-1A oxygen concentrator.