FreeStyle Comfort Portable Oxygen Concentrator (Certified Pre-Owned) Breathe Easier, Move Freely — Affordably The FreeStyle Comfort Portable Oxygen Concentrator (Certified Pre-Owned) is a premium solution for patients who need reliable, lightweight, and mobile oxygen therapy—at a fraction of the cost of new units. Its ergonomic curved design fits naturally against the body for maximum comfort during daily use. With pulse dose settings from 1 to 5, it delivers up to 1050 mL/min of oxygen, covering a wide range of respiratory needs. You’ll enjoy up to 8 hours of runtime on the 16-cell battery and peace of mind with FAA approval for flight travel. Plus, this unit includes advanced technology like UltraSense™ for responsive oxygen delivery based on your breathing pattern. This Certified Pre-Owned unit is professionally restored, performance tested, and backed by a full 1-year warranty, including battery and power supplies. Battery Runtime Table Flow Setting 8-Cell Battery 16-Cell Battery Setting 1 ~4.0 hours ~8.0 hours Setting 2 ~3.5 hours ~7.0 hours Setting 3 ~3.0 hours ~6.0 hours Setting 4 ~2.5 hours ~5.0 hours Setting 5 ~2.2 hours ~4.4 hours *Battery life may vary depending on use and environmental conditions. Specifications Feature Details Flow Settings Pulse Dose 1–5 Oxygen Output Up to 1050 mL/min Oxygen Purity Up to 95% Battery Runtime Up to 8 hours (16-cell) Weight 5–6 lbs (2.3–2.7 kg) Dimensions 10″–11″ H × 7.3″ W × 3.1″ D Noise Level 39.9 dBA at Setting 2 Power Supply AC 100–240V FAA Approved Yes Warranty 1 Year (device & accessories) Comparison Table Feature FreeStyle Comfort (Certified pre-owned) Inogen One G3 (Certified pre-owned) SimplyGo Mini (Certified pre-owned) Oxygen Delivery Pulse 1–5 (1050 mL/min) Pulse 1–5 Pulse 1–5 Battery Runtime (max) Up to 8 hrs (16-cell) ~9 hrs (16-cell) ~6 hrs Weight 5–6 lbs 4.8–5.7 lbs 5.5 lbs FAA Approved ✅ Yes ✅ Yes ✅ Yes Noise Level ~39.9 dBA ~39 dBA ~41 dBA Warranty (Pre-Owned) 1 Year 1 Year 1 Year Price $1495 $1350-$1500 $1395-$1495 What’s in the Box? FreeStyle Comfort Portable Oxygen Concentrator (Certified Pre-Owned) 1x 16-Cell Lithium Battery AC Power Supply with Cable DC Vehicle Power Cord Carry Bag User Manual 1-Year Warranty Frequently Asked Questions (FAQs) Q1: What does Certified Pre-Owned mean?A: It means the unit has been professionally refurbished, performance-tested, and certified to meet manufacturer standards. Q2: How is this different from a brand-new unit?A: You receive the same therapy and performance, but at a reduced cost—and with faster service if any issue arises. Q3: Is this concentrator FAA-approved for flying?A: Yes, the FreeStyle Comfort is FAA-compliant and safe for use on flights. Q4: Can I use it while charging?A: Absolutely. The unit works while connected to AC or DC power sources. Q5: What happens if something goes wrong during the warranty?A: American Oxygen will replace the unit directly—no long factory wait times like with new equipment warranties.
