Lightest and Smallest Portable Concentrators

  • Lightest and Smallest Portable Concentrators
We carry the lightest and smallest portable oxygen concentrators that include the Airsep Focus and Freestyle 3, Inogen G3, Life Choice, and Activ Ox. These concentrators all weigh less than 5 pounds and are smaller than most backpacks or purses! They are pulse dose only units and are very sensitive so if you are the right patient, you can use these machines to sleep with!

We carry the largest selection of lightest and smallest portable oxygen concentrators at the lowest prices! Please call us at 1-877-774-9271 if you have any questions.

6 Item(s)


  1. SeQual Eclipse 5 Double Battery Package
    • Water-resistant unit
    • Invacare Sensi-Pulse technology delivers the correct amount of oxygen
    • Incredibly portable – less than 5 pounds and under 10 inches in every dimension.
    • Simple LCD Interface with large LCD buttons that are water and bacteria resistance
  2. Respironics Simply Go Mini Portable Concentrator
    • Easy-to-use readable LDC user screen
    • Five pulse dose settings
    • Lightweight and easy to carry
    • Rugged, impact-resistant design
  3. AirSep Freestyle 3 Portable Oxygen Concentrator
    • Features UltraSense technology to automatically calibrate oxygen level to your needs.
    • FAA Approved for on board/in-flight usage.
    • Fully functional on AC or DC power.
    • Three pulse setting choices deliver up to 500 mL/min of oxygen.
  4. Inogen One G3 Best Seller
    • Weighs less than 5 pounds with 8 Cell battery in a pulse dose system that operates from 1 to 5
    • 8 cell battery lives up to 4 hours and the 16 cell can go up to 8 hours, depending on your flow setting
    • Extremely quiet with a noise level at 39 decibels
    • Besides normal filters charging and cleaning, there is no other maintenance
    Accessories Included
    G3 Unit (IS-300), 8 cell battery (BA-300) custom carry case (CA-300), AC power adapter (BA-301), DC power cord (BA-306), cannula (C-7), and user’s manual (RP-311).
  5. Lifechoice ActivOx Pro 4L Portable Concentrator
    • Pulse-Wave Oxygen Delivery
    • Weighs 4.8 pounds
    • Provides up to 4 LMPeq
    • No tanks or carts required
    Accessories Included
    ActivOx 4L Unit (AOX-P4L-US), 10 hour internal battery, AC power adapter (XYC103AC), DC power adapter (XYC104DC), carry case, cannula (C-7) and manual (XYC276BRF).
  6. Airsep Focus Portable Oxygen Concentrator
    • Extremely lightweight at less than 2 pounds
    • Operates up to 3 hours between charges
    • FAA Approved
    Accessories Included
    Focus unit (AS078-1), two micro batteries (BT023-1), universal power supply (PW023-1), shoulder strap and carrying bag (MI345-1), cannula (C-7), and user's manual (MN 170-1).
6 Item(s)