GCE Zen-O Lite Portable Oxygen Concentrator Review

GCE Zen-O Lite Portable Oxygen Concentrator Review

The GCE Zen-O Lite is one of the best POCs available on the market. If you’re looking for GCE Zen O Lite reviews, you’ve come to the right place.

All portable oxygen concentrators (POCs) available now differ significantly in what they can offer. This article focuses on the smallest and the quietest — the GCE Zen-O Lite!

Keep reading to know more about its specifications, features, and other relevant information.

Bottom Line Up Front

The GCE Zen-O Lite portable oxygen concentrator is a great device for individuals who are always on the go. It weighs only 5.5 lbs of 2.5 kg. Aside from its lightweight feature, it’s also considered one of the quietest portable oxygen concentrators, with only 37 dBA!

Here’s what you should consider before buying a GCE Zen-O Lite:

What You’ll Like

  • Extremely quiet
  • Compact and lightweight
  • Easy and straightforward to use
  • Responds to your breathing rate

What You Won’t

  • It doesn’t offer continuous flow

What is GCE Zen-O Lite Portable Oxygen Concentrator?

The GCE Zen-O Lite is a portable oxygen concentrator that delivers excellent oxygen therapy for patients who are living active lives. It’s a compact and travel-friendly companion for when you’re outside.

Continue reading this article to read an in-depth GCE Zen-O Lite review!

How Does GCE Zen-O Lite Portable Oxygen Concentrator Work?

GCE Zen-O Lite works just like any other portable oxygen concentrator out there. One cool feature of GCE Zen-O Lite that makes it stand out is its ability to detect your breathing rate. The machine automatically adjusts the oxygen delivery needed by your system in real-time.

Related: GCE Zen-O Portable Oxygen Concentrator Review

GCE Zen-O Lite Portable Oxygen Concentrator Features

When choosing a portable oxygen concentrator, you must ensure you’re getting the best product that suits your needs. Most of us are strict on the budget, but it’s important to remember that when it comes to health care, you get what you’re paying for.

While GCE Zen O Lite is a little bit more expensive than others, we guarantee it has excellent features!


Being diagnosed with breathing problems while having an active lifestyle is not a good combination. The GCE Zen O Lite portable oxygen concentrator’s design is best for people who want to do their daily routines without bringing heavy, bulky oxygen tanks.

Size and Weight

The actual dimensions of the GCE Zen O Lite are:

  • Height: 9.8”
  • Depth: 3.8”
  • Width: 0.25”

The GCE Zen O Lite weighs only 5.5 lbs or 2.5kg without a carry bag!


As mentioned, the GCE Zen O Lite has a compact and lightweight feature. This device has a dimension of 9.8” x 3.8” x 9.25” — small enough to take it wherever you go. In terms of its weight, the GCE Zen O Lite is only 5.5 lbs, meaning you can move it around smoothly.

Additionally, GCE Zen-O Lite comes with a protective carry bag that is stylish and convenient to use when you’re outside. When you’re riding a motorcycle or driving a car and want to use your device hands free, you can purchase a custom carrying bag.

LCD screen

When you turn on the device, you’ll immediately appreciate the display. The GCE Zen O Lite LCD screen display is easy to read and understand. It shows what pulse flow you’re currently using. The screen ensures that you’re currently receiving the amount of oxygen you need.


As a patient, you sure don’t want to complicate your life regarding the health devices you use. Lucky for you, GCE Zen O Lite is easy to use and very straightforward.

Here are the five main buttons on the device:

  • The Power button to turn your device on and off
  • The Battery button that displays your battery life
  • The Alarm button to adjust your alarm settings
  • The two Flow Rate buttons to adjust your flow rate (up or down)


Aside from visual alarms, GCE Zen-O Lite features an audible one too. These alarms provide peace of mind, especially if you keep forgetting to check the device itself. Low battery, no breath detected, and service required are some of the alarms you’ll receive.

If your oxygen level is less than 82%, it will alarm in less than 10 seconds after detection.

The table below shows what you need to know about each alarm status. The information used is according to the user instruction manual of the GCE Zen-O Lite.

Alarm Status

Audible Tone

Visual Indicator

Critical High Priority

10 beeps per burst

(burst repeats every 3 seconds)

Solid red LED (the device is automatically disabled)

High Priority

10 beeps per burst

(burst repeats every 3 seconds)

Flashing red LED

Medium Priority

3 beeps per burst,

(burst every 8 seconds)

Flashing yellow LED

Low Priority

3 beeps per burst (burst every 10 minutes)

Solid yellow LED

Sound Level

You can use your GCE Zen-O Lite in quiet places such as libraries and movie theaters. It only produces a noise level of 37 dBA — beating Inogen One G3 in their silent game!

Regarding GCE Zen-O Lite’s alarm sound level, it ranges from 68.1 dBA up to 69 dBA.


GCE Zen-O Lite comes with an 8-cell rechargeable battery that lasts up to 4 to 5 hours and a battery charging time that lasts up to 3 hours. If you need the device and don’t want to wait 3 hours before using it, we suggest you buy an additional battery. This way, you can use your GCE Zen-O Lite whenever possible.

Battery Life

The battery life has got to be one of our top priorities when choosing the best portable oxygen concentrator. Short battery life is a red flag when buying oxygen devices.

The table below indicates the battery life of the GCE Zen-O Lite in corresponds to all five pulse flow settings:

Pulse Flow Rate

Approximate Battery Life

Pulse 1

Up to 5 hours

Pulse 2

Up to 4 hours and 30 minutes

Pulse 3

Up to 2 hours and 30 minutes

Pulse 4

Up to 2 hours

Pulse 5

Up to 1 hour and 30 minutes

Charging Time

The full charging time of each GCE Zen-O Lite is about 3 hours.

Power Sources

You don’t need to worry if your device’s battery gets low when you’re outside. The GCE Zen-O Lite offers different charging options for your convenience.

AC Power Supply 

You can plug this into one of your house wall’s power outlets.

DC Power Supply

You can plug this in a car while on a road trip.

External Battery Charger

If you’re neither at home nor in a car and need to charge your device, then an external battery charger is what you should consider buying. However, an external battery charger doesn’t come with the GCE Zen-O Lite, so you have to pay extra for this one.

Power Consumption

The power consumption of one GCE Zen Lite is 100v to 240v.

Flow Type

The GCE Zen O Lite has five flow settings adjustable in 0.5 increments from 1.0 to 5.0. 

Sieve Beds

You don’t have to call any oxygen concentrator specialists to replace your GCE Zen-O Lite sieve beds because you can replace them in the comfort of your home.

Warm Up Time

It takes a minute or two before a GCE Zen-O Lite starts functioning fully.

Oxygen Concentration

One of the first things patients look at in a portable oxygen concentrator is its oxygen concentration. The GCE Zen-O Lite operates through a pulse dose of up to 1,050 ml per minute.

Given this wide range of pulse oxygen, you can adjust your flow rate depending on your system’s needs. However, you have to consult your doctor first.


Too much or too little oxygen delivery can put you at risk. Always check with your doctor before making any changes regarding your oxygen flow.

Check the table below to see how much oxygen output is equivalent to each flow rate setting.

Flow Setting

Oxygen Output (Milliliters per minute)


220 ml/min


440 ml/min


660 ml/min


880 ml/min


1050 ml/min


The device uses a Zen-O Lite cannula filter pk of 10.

Available Accessories

Each GCE Zen-O Lite portable oxygen concentrator comes with the following accessories:

  • 8-cell battery
  • AC power supply
  • DC Power supply
  • Carry bag
  • Replacement sieve bags
  • Cannula wrench
  • Backpack
  • External battery charger


The GCE Zen-O Lite is FAA-approved, meaning you can use this device for any in-flight and air travel.

International Approvals

Aside from the FAA approval, the European Medical Directive and the United States Food and Drug Administration (FDA) have also approved the GCE Zen-O Lite.


The GCE Zen-O Lite has an operating altitude of up to 13,000 ft. or up to 4,000 m.


The machine has a 3-year warranty.

Manufacturer Country

These machines are manufactured in the UK.


GCE Zen-O Lite is available on our website at only $2,995.00.

Available GCE Zen-O Lite Portable Oxygen Concentrator Discount

The GCE Zen-O Lite’s price dropped from $3,995 to $2,995. That’s a 25% discount waiting for you.

GCE Zen-O Lite Portable Oxygen Concentrator Alternatives

If you’re still unsatisfied with all the GCE Zen O Lite reviews out there, we’ve listed some alternatives below for you to check.

1. Inogen One G5 Portable Oxygen Concentrator

Following the success of the previous models, Inogen released a new model of their portable oxygen concentrators called Inogen One G5. It has a flow setting range of 1 to 6 and approximately 6.5 and 13 hours of battery life with single and double batteries, respectively. It can also be connected to a health app (Inogen Connect) to monitor your POCs anytime and anywhere.

For more information, you can read our Inogen G5 review here.

You can also watch our video comparing the two concentrators here:

2. ARYA Portable Oxygen Concentrator

ARYA is the only company that offers a five-year warranty on their sieve beds. Although a bit more expensive than the GCE Zen-O Lite, ARYA Portable Oxygen Concentrator is a close alternative. This device offers the same pulse flow range of 1 to 5. ARYA portable oxygen concentrator weighs 5 lbs only — almost the same but lighter than GCE Zen-O Lite.

3. ResMed Mobi Portable Oxygen Concentrator

The ResMed Mobi Portable Concentrator is the first portable oxygen concentrator manufactured by ResMed. This device has 6 hours of battery life using flow setting 2. It has an auto-adjusting feature that depends on your activity, whether you’re resting, doing something, or sleeping.

For more information, you can read our product review of ResMed Mobi concentrator here.

FAQs About GCE Zen-O Lite Portable Oxygen Concentrator

Does the GCE Zen-O Lite have a filter?

Yes, the GCE Zen-O Lite has a filter. All units have a designated series of filters that separate nitrogen from oxygen.

How long do Zen-O Lite batteries last?

Zen-O Lite battery life lasts up to 4 to 5 hours, depending on your breathing rate. That’s why we suggest you buy an additional battery charger just in case there are no AC/DC power supplies near you.

Is Zen-O Lite FAA-approved?

Yes, it is FAA-approved! You’re safe to use your GCE Zen-O Lite in in-flight scenarios. 

Is Zen-O Lite continuous flow?

No, the GCE Zen-O Lite does not provide continuous flow oxygen therapy. However, we have an available GCE unit that provides a continuous flow. Try the classic GCE Zen-O!

A POC Where Protection Matches Comfort: GCE Zen-O Lite

GCE Zen-O Lite upped the game for flow concentrators with its ability to provide patients with the comfort of not bringing heavy oxygen tanks wherever they go while still getting the efficient oxygen therapy they need.

With its straightforward control panel operations, younger and older generations won’t have a hard time operating their GCE Zen-O Lite independently. Plus, the audio and visual indicators where it notifies you of the necessary alarms are something you don’t want to miss when looking for a portable oxygen concentrator.

If you want to buy GCE Zen-O Lite online or any portable oxygen concentrators to match your needs, visit us at SpryLyfe. Don’t hesitate to give us a call at (800) 314-8225 or send an email at hello@sprylyfe.com.
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Joseph Darbonne - July 25, 2022

Where do I purchase replacement parts for my GCE Zen-O Lite Portable Oxygen Concentrator?

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