Portable Oxygen

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The Inogen One G2 provides pulse flow adjustable up to 6 equivalent liters per minute, and is one of the lightest and quietest systems available today. Powered with a wall outlet, auto cigarette lighter (power port), or custom rechargeable battery. Experience the ease of travel with the Inogen One G2.

Rentals starting at $230.00 per week
Request a Purchase Price Quote Here!

Purchase new includes:
  • Battery duration up to 8 hours on the 24-cell battery, 2 setting (equivalent to 2 liters/min) OR
  • Battery duration up to 4 hours on the 12-cell battery, 2 setting (equivalent to 2 liters/min)
  • Adjustable pulse flow up to 5 equivalent liters per minute
  • Battery/AC/DC operation 12-cell battery or 24-cell battery
  • 7.25 pounds with the 12-cell battery OR
  • 8.5 pounds with the 24-cell battery
  • FAA approved
  • Free ground shipping in the 48 states included (for purchases not rental)
  • 3 year limited manufacturer’s warranty
  • Basic system includes: G2 unit, cart, shoulder carry bag, one 12 or 24 cell battery, manual, AC/DC power inverter


Rental includes:
  • Inogen One G2 travel concentrator
  • Rechargeable 24-cell battery (1)
  • 100-240 Volts AC power adapter
  • Automobile power adapter
  • Carry bag and wheeled cart
Dimensions 9.5” h x 10.7” w x 3.9” d
Weight 8.5 lbs. with 24-cell battery
Power AC power 100-240 VAC @ 50-60 Hz
DC power 12 V nominal
Battery Duration 3.5 to 4.0 hours at 2.0 pulse flow setting using the 12-cell battery
7 to 8 hours at 2.0 pulse flow setting using the 24-cell battery
Flow Settings 1-6 (Some Liberty Medical rental Inogen G2 models are limited to flow settings 1-5)
Batteries Rental 24 cell battery: $20 per day or $100 per week (each)
Purchase New: $325 each 12-cell battery (warranty, 90 days through Inogen)
Purchase New: $495 each 24-cell battery (warranty, 90 days through Inogen)

Purchase New: $275 battery charger for 12 & 24 cell batteries

Specifications subject to change