A: Yes, a prescription is required for the purchase of the Rhythm P2 Portable Oxygen Concentrator. This is to ensure the device is appropriate for your specific needs and condition.
SKU: P2-OB
Rhythm P2 Portable Oxygen Concentrator - Open Box
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$1,999.00
$2,999.00
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Size
If you're unsure about which size to choose, make sure to check out the CPAP mask size gauge. Using a size gauge can help you accurately measure your face and determine which size is the best match for you. Don't let an ill-fitting size hinder your CPAP therapy progress.
Key Features
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Used Rhythm P2 Portable Oxygen Concentrator
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Note: This is a pre-owned oxygen concentrator. It has been fully tested and inspected to ensure it meets quality and performance standards. The machine is in excellent working condition and has been cleaned and sanitized for safe use.Ā
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Affordable, lightweight oxygen therapy for home use and travel
If you are looking for an affordable portable oxygen concentrator, a used Rhythm P2 is a practical way to get mobility at a lower cost. The Rhythm P2 from Rhythm Healthcare is a compact oxygen therapy device designed for people who want to stay active while following a prescribed oxygen plan. At 4.37 pounds, it is easy to carry for daily errands, appointments, and travel days.
This model is a pulse dose oxygen concentrator, meaning it delivers oxygen when it detects inhalation. It includes settings 1 to 5, giving users adjustable levels based on their prescription and activity.
Important: The Rhythm P2 is not a continuous flow oxygen concentrator. Always confirm the right device type and setting with your clinician.
Key Specs (Manufacturer Listed)
ā¢ Condition: Used, pre-owned
ā¢ Weight: 4.37 lb (with battery)
ā¢ Dimensions: 8.70 in (L) Ć 3.35 in (W) Ć 6.30 in (H)
ā¢ Oxygen delivery: Pulse dose
ā¢ Settings: 1 to 5
ā¢ Oxygen concentration: 90% (ā3% / +6%)
ā¢ Maximum oxygen output: Up to 1,000 ml per minute
ā¢ Warm-up time: About 2 minutes
ā¢ Noise level: 38 dBA at setting 2 (up to 49 dBA at setting 5)
ā¢ Power options: AC and DC power supported
Battery Runtime (Typical Maximums)
Battery life depends on setting, breathing rate, environment, and battery condition. Used batteries may have lower runtime than new batteries.
ā¢ Setting 1: up to 5 hours
ā¢ Setting 2: about 4 hours
ā¢ Setting 3: about 3 hours
ā¢ Setting 4: about 2 hours 14 minutes
ā¢ Setting 5: about 1 hour 50 minutes
If you want more predictable runtime, many buyers add a new replacement battery or keep a spare battery for longer days.
Why Choose a Used Rhythm P2
More affordable than new
A used portable oxygen concentrator can reduce upfront cost while still giving you a lightweight, travel-friendly setup.
Portable and easy to carry
At only 4.37 lb, the Rhythm P2 is a convenient choice for daily mobility.
Simple controls and clear display
The easy-to-read screen helps you monitor settings and battery status, which is especially helpful for seniors and caregivers.
Flexible charging options
Use AC power at home, DC power in a vehicle, and charge spare batteries separately if you have an external charger.
Travel-friendly design
The manufacturer states the unit meets FAA acceptance criteria. Airline requirements vary, so confirm policies and battery planning before flying.
Who a Used Rhythm P2 Is Best For
ā¢ Seniors who want a lightweight oxygen machine
ā¢ Caregivers who need a simple device to support daily routines
ā¢ COPD and respiratory patients prescribed pulse dose oxygen
ā¢ People who want an oxygen concentrator for travel and short outings
ā¢ Anyone seeking a more affordable oxygen therapy device
What to Expect When Buying Used
A used unit may show normal cosmetic wear. What matters most is performance, included accessories, and battery condition.
Before ordering, it helps to confirm
ā¢ what accessories are included in this listing (battery type, charger, carry bag)
ā¢ return and warranty terms (if offered)
ā¢ whether you want an extra battery for longer days
Basic Setup Overview
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Insert the battery until it clicks into place
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Attach a nasal cannula to the oxygen outlet
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Press the power button and allow the warm-up period
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Adjust the setting (1 to 5) according to your prescription
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Keep the unit well ventilated during use
Cleaning and Maintenance (High-Level)
ā¢ Wipe the exterior with a soft, slightly damp cloth
ā¢ Keep air inlets and outlets free of dust and debris
ā¢ Clean or replace filters as directed by the manufacturer
ā¢ Avoid exposure to moisture, rain, or extreme heat
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Need an Affordable Portable Oxygen Concentrator
If you want a lightweight, affordable option and are not sure whether the Rhythm P2 is the right fit, open a chat with us. Tell us your prescribed oxygen type and how you plan to use it (home, walking, travel), and we will help you choose the best setup.
Related parts
| Tube Connection | Standard Cannula Connection |
| Model | P2 - PreOwned |
| HCPCS Codes | E1392, E1390 |
| Color | White |
| Operating Modes | Pulse Dose |
| Altitude Adjustment | Auto-adjust up to 10,000 ft |
| Sound Level | 49 dBA |
| Carrying Case | Included |
| FAA-Approved | Yes |
| Smartphone App | No |
| Machine Size Only | 3.3" W x 8.7" D x 6.3" H |
| Machine Weight | 4.37 lbs |
| Weight with Battery | 5.37 lbs |
| AC Input | 100-240 VAC, 50/60 Hz |
| AC Power Supply | Included |
| DC Converter | No |
| Maximum Pressure | 25 PSI |
| Output | 1-5 LPM (Continuous Flow) |
| Breath Rate | Up to 10 Breaths per Minute |
| Oxygen Purity | 90% (-3%, +6%) |
| Battery Duration | Up to 5 hours (Setting 1) |
| Battery Recharge | 4 Hours Approx. |
| Weight with Battery | 5.37 lbs |
| Battery Warranty | 1 year |
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FAQs
How long does a Rhythm P2 battery last?
The Rhythm P2 portable oxygen concentrator features a lithium-ion battery that provides up to 4 hours of supplemental oxygen therapy on a setting of 2 before requiring a recharge. Stay mobile and enjoy reliable oxygen support with the Rhythm P2.
Is the Rhythm P2 portable oxygen concentrator FAA approved?
Yes, the Rhythm P2 portable oxygen concentrator is FAA approved for air travel, making it convenient to carry on flights. Experience peace of mind knowing you can bring your oxygen concentrator with you while traveling. āļø
What is the noise level of Rhythm P2?
The Rhythm P2 portable oxygen concentrator is designed for quiet operation, ensuring minimal disruption to your surroundings with a noise level of 877.303.9289. Enjoy the benefits of oxygen therapy discreetly and comfortably.
How many hours does a portable oxygen concentrator last?
Depending on the model, a single-battery portable oxygen concentrator like the Rhythm P2 can last between two to six hours. For extended usage, consider a double-battery option, which can provide oxygen therapy for up to 13 hours. Stay powered wherever you go with reliable oxygen support.
How much does the Rhythm P2 portable oxygen concentrator weigh?
The Rhythm P2 portable oxygen concentrator offers a lightweight solution, weighing only 4.37 lbs. Enjoy the freedom to move around comfortably with pulse settings of 1-5, designed for continuous 24/7 use. Experience reliable oxygen therapy without the burden of heavy equipment.
Can portable oxygen concentrators be used while charging?
You can use your portable oxygen concentrator, such as the Rhythm P2, while it's plugged in and charging. The device's cooling fan will activate during charging. Once fully charged, you can disconnect the power cord for storage or continue using the concentrator while it's plugged in. Stay powered up and mobile with your oxygen therapy.
How long does the battery last on a single charge?
The Rhythm P2 Portable Oxygen Concentrator can operate for up to 5 hours on a single charge with the Rhythm P2 Portable Oxygen Concentrator Battery. This extended battery life allows for prolonged use without frequent recharges. However, the actual duration can vary based on factors such as the oxygen flow setting, altitude, and temperature.
Can I use this oxygen concentrator on airplanes?
Yes, the Rhythm P2 Portable Oxygen Concentrator is FAA approved for use on commercial flights. This means you can continue your oxygen therapy while traveling. However, it's important to contact your airline in advance to inform them of your need for oxygen and to ensure they have the necessary facilities to accommodate your device.
Is this oxygen concentrator noisy?
The Rhythm P2 Portable Oxygen Concentrator is designed to be quiet, ensuring discreet use in various settings. However, it's important to note that some users may perceive the noise level differently. Factors such as the specific model and individual sensitivity to noise can influence the perceived noise level.
How easy is it to maintain and clean?
The Rhythm P2 Portable Oxygen Concentrator is relatively easy to maintain and clean. Regular cleaning and filter checks are recommended to ensure optimal performance. The manufacturer's user manual provides detailed instructions on how to clean the device and replace the filters. It's important to follow these instructions carefully to maintain the efficiency and safety of your portable oxygen concentrator model P2.
Can I adjust the oxygen flow rate?
Yes, the Rhythm P2 Portable Oxygen Concentrator has adjustable pulse flow settings from 1 to 5 to match your individual needs. This allows you to customize the oxygen flow rate based on your specific condition and activity level. Consulting with your healthcare provider is recommended to determine the appropriate oxygen flow setting for you.
What power sources can I use with this concentrator?
The Rhythm P2 Portable Oxygen Concentrator can be powered by AC, DC, or an external battery adapter, providing flexibility in different settings. This means you can use it at home, in the car, or on the go without worrying about power availability. The included power adapters make it easy to connect the concentrator to various power sources.
Is this oxygen concentrator suitable for travel?
Yes, the Rhythm P2 Portable Oxygen Concentrator is designed for portability and travel, with its lightweight design and FAA approval. Its compact size and multiple power options make it convenient to take with you on trips. However, it's important to check with your airline and destination's regulations regarding the transportation of medical devices to ensure a smooth travel experience.
What types of conditions is this oxygen concentrator suitable for?
The Rhythm P2 Portable Oxygen Concentrator is suitable for individuals with chronic respiratory conditions such as COPD, pulmonary fibrosis, or emphysema. It can also be used by those who require oxygen therapy for other reasons, such as sleep apnea or altitude sickness. However, it's essential to consult with your healthcare provider to determine if the Rhythm P2 Portable Oxygen Concentrator is the right oxygen concentrator for your specific needs.