Home / Products / Inogen One G4 Portable Oxygen Concentrator

Inogen One G4 Portable Oxygen Concentrator



Buy Now! Sale Ends in


Free Shipping

Enjoy free shipping, with 3-5 days delivery across the USA and 1-3 days in California.

Money Back Guarantee

Shop confidently with 30-day money back guarantee.

Best Price

Our prices ensure savings because we always compare and adjust them.


Introducing the Inogen One G4, a premier choice in our portable oxygen concentrator (POC) portfolio. Built with advanced technology and exceptional performance, the Inogen One G4 is a highly versatile Portable Oxygen Concentrator for patients needing reliable oxygen therapy. It meets stringent FAA requirements for travel and comes with a 3-year warranty.

System Includes:

  • Portable Oxygen Concentrator
  • One Single battery
  • Standard 3-year
  • AC & DC power supply
  • Carry bag
  • User manual
  • Inogen Connect App (where available)

Key Features:

  • 3 flow settings, providing flexibility for different oxygen requirements
  • Dependable, pulse-dose-based Intelligent Delivery Technology for medical-grade oxygen delivery 24/7
  • Lightweight design, weighing only 2.8 pounds (with Single Battery)
  • Compact dimensions: Height: 7.2 IN, Length: 5.91 IN, Width: 2.68 IN
  • Battery duration: Single Battery up to 5 hours at Flow Setting 1
  • Low sound level of 40 dBA at Flow Setting 2, ensuring quiet operation
  • Inogen Connect App for easy control and monitoring (where available)

Choose the Inogen One G4 for its robust performance, convenient features, and comprehensive warranty. Experience the freedom and flexibility of managing your oxygen therapy with this innovative portable oxygen concentrator.

Delivery and Return

We offer Free shipping on all orders. Our shipping is usually 3-5 business days across the United States.

Prescription is required prior to shipping, use the information below to forward your prescription:

Email: info@healthoutletstore.com

Our refund and returns policy lasts 30 days. If 30 days have passed since your purchase, we can’t offer you a full refund or exchange.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Note: Package should be sealed to be eligible for return, we cannot process a return on opened product due to obvious health reasons.

Only exception is that the product is defective from the factory. If it is the case, contact us at info@healthoutletstore.com