Your prescription
For medical use, match the delivery mode and settings to your prescription. Your healthcare provider should confirm the device meets your medical needs. No Rx is required for nonmedical use.
Portable Concentrators
Explore portable oxygen concentrators for use away from home, with new and reconditioned options.
What to Compare
Your daily routine
Consider weight, carrying options, battery specifications, charging options, and time away from a power source.
Your package
Check which batteries, chargers, and accessories are included, along with equipment condition and warranty terms.
A prescription (Rx) is required only for medical use. No Rx is required for nonmedical use.
Compare Portable Oxygen Concentrators
Pulse dose settings are not equivalent to liters per minute. For medical use, confirm the delivery mode and settings with your prescribing healthcare provider.
| Model & condition | Delivery mode | Settings | Weight with battery | Battery | Product & price |
|---|---|---|---|---|---|
| Inogen One G5 8 Cell Reconditioned |
Pulse dose | Settings 1 through 6 | Approximately 4.7 lb with single battery | 8 cell battery system | View product & price |
| Philips Respironics SimplyGo Reconditioned |
Pulse dose and continuous flow | Settings 1 through 6; continuous Up to 2 LPM | Approximately 10 lb with battery | Battery included; ask Patrick for configuration | View product & price |
| Inogen One G5 8 Cell New |
Pulse dose | Settings 1 through 6 | Approximately 4.7 lb with single battery | 8 cell battery system | View product & price |
| Philips Respironics SimplyGo Mini Reconditioned |
Pulse dose | Settings 1 through 5 | Approximately 5 lb with standard battery | Standard battery | View product & price |
| Inogen One G4 8 Cell New |
Pulse dose | Settings 1 through 3 | Approximately 3.3 lb with extended battery | 8 cell extended battery | View product & price |
| Inogen One G5 16 Cell New |
Pulse dose | Settings 1 through 6 | Approximately 5.7 lb with 16 cell battery | 16 cell battery system | View product & price |
| Caire FreeStyle Comfort 16 Cell New |
Pulse dose | Settings 1 through 5 | Approximately 6 lb with 16 cell battery | 16 cell battery system | View product & price |
| Caire FreeStyle Comfort 8 Cell New |
Pulse dose | Settings 1 through 5 | Approximately 5 lb with 8 cell battery | 8 cell battery system | View product & price |
| Inogen One G4 4 Cell New |
Pulse dose | Settings 1 through 3 | Approximately 2.8 lb with standard battery | 4 cell battery system | View product & price |
Weights and battery configurations shown are from the product listings. Battery runtime depends on the battery, settings, breathing rate, and condition; ask Patrick about the unit you are considering. Open each product link for current pricing and availability. On mobile, swipe across the table to see all columns.
Need help choosing? Ask Patrick about a model, package, or current availability.
The Bradshaw Oxygen Promise
- Trusted by customers nationwide with over 250 five-star Google Reviews
- Family owned and operated
- Personalized consultations
- Expertise across multiple trusted brands
- Warranty assistance
- Customer support Monday through Saturday, 7:00 AM to 7:00 PM Eastern Time, with 24/7 after-hours support
- White glove delivery available on qualifying equipment
- Nationwide sales and support
Looking for an owner's guide? Visit our portable oxygen concentrator manuals and setup videos library.
Regular price
$1,245.00
— Sold Out
Regular price
$2,795.00
— Sold Out
Sale price
$945.00
Regular price
$1,225.00
Sale
