What Size Generator Do I Need For An Oxygen Concentrator?

Most oxygen concentrators will typically require around 500 watts of power to operate. Some models may require less, while others may require more.

To determine the size of the generator needed, it is important to add up the wattage requirements of all the devices that will be running off of the generator, including the oxygen concentrator.

In this blog post, we’ll explore the factors you should consider when selecting a generator for your oxygen concentrator and provide guidance to ensure you have a reliable backup power source.

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What Size Generator Do I Need For An Oxygen Concentrator?

To find the appropriate generator size for an oxygen concentrator, determine the concentrator’s power needs between 75 W to 300 W. Add the wattage of all devices to be powered and choose a generator that can meet or exceed the total wattage needed, ensuring uninterrupted operation.

Generator size chart for oxygen concentrators:

Oxygen Concentrator Power (W)	Generator Size (Running Watts)	Generator Type	Fuel Type
75	600	Gasoline	Gas
100	700	Propane	Propane
150	800	Solar	Solar
200	1000	Gasoline	Gas
250	1200	Propane	Propane
300	1400	Solar	Solar

Power required for Oxygen concentrator 

An oxygen concentrator concentrates the oxygen from a gas supply (typically ambient air) by selectively removing nitrogen to provide an oxygen-enriched product gas stream.

For most models, oxygen concentrators consume 120 to 600 watts of power based on their size, capacity, and efficiency.

Oxygen Concentrator Power Consumption:

The power consumption of an oxygen concentrator is measured in watt-hours (Wh), which is the product of the power (in watts) and the time (in hours) that the device operates.

For example, if an oxygen concentrator consumes 300 watts and runs for 10 hours, then the power consumption is 300 x 10 = 3000 Wh or 3 kWh.

Energy Needs of Different Models:

The energy needs of different models of oxygen concentrators vary depending on their flow rate, purity level, and pressure output.

Some examples of energy needs for different models are:

Model	Flow Rate (LPM)	Purity (%)	Pressure (PSI)	Power Consumption (W)
Invacare Perfecto2 V	0.5 – 5	87 – 95.6	5.5 – 9.5	280
Philips Respironics EverFlo Q	0.5 – 5	93 +/- 3	5.5	350
AirSep VisionAire 5	0.5 – 5	Up to 95	8.5	290
DeVilbiss Compact 525DS	0.5 – 5	Up to 96	8.5	310
Inogen At Home GS-100	1 – 5	Up to 96	NA	120

Oxygen Concentrators Need Adequate Power:

Oxygen concentrators need adequate power to operate safely and efficiently.

If the power supply is unstable or insufficient, the oxygen concentrator may malfunction, produce low-quality oxygen, or stop working altogether.

Therefore, it is important to ensure that the power source is reliable and compatible with the oxygen concentrator’s specifications.

Power Requirements for Mitigating Risks:

Using a backup battery or generator can provide enough power for oxygen concentrators and other essential devices during a power outage or interruption to mitigate the risks.

In order to protect your oxygen concentrator from power fluctuations and spikes, use a voltage stabilizer or surge protector.

Reducing the dependency on grid power can be achieved by using solar panels or wind turbines.

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Factors to Consider When Selecting a Generator for Your Oxygen Concentrator

Power Output

The power output of a generator is measured in watts and determines the amount of electrical power it can provide.

When selecting a generator for your oxygen concentrator, you need to make sure that the generator can provide enough power to meet the requirements of your oxygen concentrator.

Generally, a generator with a power output of at least 1000 watts should be sufficient to power an oxygen concentrator.

However, it’s important to check the power specifications of your particular oxygen concentrator before selecting a generator.

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Fuel Type

Generators are available in different fuel types, including gasoline, diesel, propane, and natural gas.

The fuel type you choose will depend on your specific needs and preferences.

Gasoline-powered generators are the most common and affordable, but they can be noisy and emit harmful fumes.

Diesel generators are more efficient and quieter, but they can be more expensive.

Propane and natural gas generators are cleaner-burning and quieter, but they require a separate fuel tank and may not be as widely available.

Noise Level

The noise level of a generator is an important consideration, especially if you plan to use it indoors or in a residential area.

Look for a generator with a noise level of 60 decibels or less. Some generators also come with noise-reducing features such as soundproof enclosures.

Portability

If you plan to move your generator frequently, consider a portable model that is easy to transport.

Look for generators with built-in handles and wheels. Portable generators are typically smaller and lighter than stationary models, making them more convenient to move around.

Runtime

The runtime of a generator refers to the amount of time it can operate on a single tank of fuel. Look for a generator with a runtime that meets your needs.

If you plan to use your generator for extended periods, consider a model with a large fuel tank or one that can be connected to an external fuel source.

Voltage Requirements

Oxygen concentrators typically operate on 120 volts or 220 volts AC power. It’s important to check the voltage requirements of your oxygen concentrator before selecting a generator.

Using a generator that provides the wrong voltage can damage the oxygen concentrator and void the warranty.

Ease of Use

Make sure the generator you choose is easy to use and maintain. Look for models with simple controls and easy-to-read displays.

Also, consider the maintenance requirements of the generator, such as oil changes and filter replacements, and make sure they are manageable for you.

Types of Generators for Oxygen Concentrators

Inverter Generators

Inverter generators are a newer type of generator that are designed to be more fuel-efficient and produce cleaner power than traditional generators.

They are also quieter and more compact, making them a popular choice for users who require a more portable and convenient power source for their oxygen concentrators.

Inverter generators are available in different sizes and power outputs, ranging from 500 watts to 5,000 watts or more.

Gasoline Generators

Gasoline generators are the most common type of generator and are widely used to power oxygen concentrators.

They are affordable and easy to find, making them a popular choice for many users.

Gasoline generators come in different sizes and power outputs, ranging from 500 watts to 10,000 watts or more.

However, they can be noisy and emit harmful fumes, so they are not recommended for use in enclosed spaces.

Diesel Generators

Diesel generators are more efficient and quieter than gasoline generators, making them a popular choice for users who require a more reliable and quieter power source for their oxygen concentrators.

Diesel generators are also available in different sizes and power outputs, ranging from 500 watts to 10,000 watts or more.

However, they are typically more expensive than gasoline generators and require more maintenance.

Propane Generators

Propane generators are a cleaner-burning and quieter alternative to gasoline and diesel generators.

They are also more efficient and produce fewer emissions, making them a popular choice for users who prioritize environmental sustainability.

Propane generators are available in different sizes and power outputs, ranging from 500 watts to 10,000 watts or more.

However, they require a separate propane tank, which can add to the overall cost of using a propane generator.

Battery Backup Systems

Battery backup systems are another alternative to traditional generators for powering oxygen concentrators.

They are designed to provide backup power in case of a power outage or emergency and typically use rechargeable batteries to store power.

Battery backup systems are available in different sizes and capacities, ranging from a few hours to several days of backup power.

However, they may not be suitable for users who require continuous oxygen therapy for extended periods.

Best Generator For Oxygen Concentrator

1. Honda 1000 Watt Portable Inverter Generator

If you are looking for a reliable and powerful generator to power your oxygen concentrator, the Honda 1000 Watt Portable Inverter Generator with Co-Minder is a great choice.

This gasoline-powered generator is lightweight, compact, and easy to carry, making it perfect for outdoor activities such as camping, RVing, or boating.

Key Features:

Co-Minder

The Honda 1000 Watt Portable Inverter Generator comes equipped with a CO-Minder feature that continuously monitors the levels of carbon monoxide (CO) emitted by the generator.

The generator automatically shuts down before the CO levels become dangerously high, ensuring your safety and the safety of those around you.

Lightweight and Compact

At only 28.7 pounds, this generator is incredibly lightweight and easy to carry. Its compact design also makes it easy to store and transport, so you can take it with you wherever you go.

Parallel Capability

If you need more power, you can easily connect two identical Honda 1000 Watt Portable Inverter Generators using an optional parallel cable or cord.

This will give you up to 2000 watts of power, enough to run larger appliances or multiple devices at the same time.

Super Quiet Operation

The Honda 1000 Watt Generator operates at 42 to 50 dB(A), which is quieter than a normal conversation. This makes it perfect for camping or other outdoor activities where you want to enjoy the peace and quiet of nature without any disturbance.

Pros:

• Lightweight and portable
• CO-Minder feature for added safety
• Super quiet operation
• Parallel capability for more power

Cons:

• Limited power output
• Runs on gasoline, which can be expensive and hard to find in some areas

FAQs:

Q: Can this generator power an oxygen concentrator?

A: Yes, the Honda 1000 Watt Portable Inverter Generator can easily power an oxygen concentrator, as well as other small appliances and devices.

Q: How long can this generator run on a full tank of gasoline?

A: The runtime of the generator depends on the load and the capacity of the fuel tank. On a full tank of gasoline, the Honda 1000 Watt Portable Inverter Generator can run for up to 8.3 hours at 25% load.

2. A-iPower 1500 Watt Portable Inverter Generator

If you are in need of a reliable and quiet generator for your oxygen concentrator, the A-iPower 1500 Watt Portable Inverter Generator may be just what you need.

This gas-powered generator produces 1500 starting watts and 1200 running watts of clean and safe power, making it ideal for sensitive electronics like phones, laptops, and televisions.

Key Features:

Low Idle Technology for Extended Run Time

The A-iPower generator is equipped with Low Idle Technology, which allows it to run for up to 4 hours at 100% load and 6.5 hours at 50% load.

This means you can rely on it to power your oxygen concentrator throughout the day without worrying about running out of power.

Low Oil Alert and Automatic Shutdown

The generator comes with a low oil alert light and automatic shutdown feature, which helps keep it performing at its best year after year.

This feature ensures that the engine will shut down if the oil level drops too low, protecting the generator from damage.

Super Quiet Operation

The A-iPower generator boasts a powerful 79cc OHV 4-Stroke engine that provides an abundant power supply while running at a super quiet operation of only 52 decibels. This means you can use it without disturbing your surroundings or anyone nearby.

Lightweight and Compact Design

At only 46 pounds, the A-iPower generator is lightweight and compact, making it easy to take with you wherever you go.

This makes it perfect for tailgating, camping, or any other outdoor activity where you need reliable power.

Portable and Easy to Use

The A-iPower generator is designed with portability and ease of use in mind. It features a simple control panel with easy-to-read gauges and controls, making it simple to operate even for beginners.

Pros:

• Low Idle Technology allows for extended run time
• Low oil alert and automatic shutdown help protect the generator
• Super quiet operation makes it ideal for use in any setting
• Lightweight and compact design makes it easy to transport

Cons:

• Only produces 1500 starting watts, which may not be sufficient for larger devices
• Runs on gasoline, which can be expensive and difficult to store

FAQs:

Q: Is this generator suitable for use with an oxygen concentrator?

A: Yes, the A-iPower 1500 Watt Portable Inverter Generator is suitable for use with an oxygen concentrator due to its clean and safe power output.

Q: Is this generator easy to start?

A: Yes, the generator is designed for easy starting, even in cold weather. It features a simple pull-start mechanism and a choke for easier starting.

3. WEN 2000-Watt Portable Inverter Generator

If you’re looking for a portable generator that’s ultra-lightweight, super quiet, and produces clean power, the WEN 56203i Super Quiet 2000-Watt Portable Inverter Generator is a great choice.

This generator is CARB compliant, meaning it meets the air quality standards of California, and it’s ideal for camping, tailgating, or as a backup power source for your home.

Key Features:

Ultralight Body

The WEN 56203i is incredibly lightweight, weighing in at just 39 pounds. This makes it easy to transport and store, so you can take it with you wherever you go.

Its compact design also means it won’t take up too much space in your trunk or storage area.

Super Quiet Operation

According to the US Department of Health and Human Services, the WEN 56203i is as quiet as a normal conversation, which means you can use it without disturbing your neighbors or fellow campers.

This makes it a great choice for outdoor activities or as a backup power source in residential areas.

Clean Power

The WEN 56203i produces clean power, which means it’s safe to use with sensitive electronics such as phones, tablets, televisions, and computers.

This is important because traditional generators can produce power that’s not as stable, which can damage your devices.

Fuel Shutoff

The fuel shutoff feature maximizes the generator’s lifespan by using up the remaining fuel in the carburetor before shutting down.

This helps to prevent buildup and damage to the carburetor, which can be expensive to repair or replace.

Multiple Outlets and Warranty

The WEN 56203i includes two three-prong 120V receptacles, one 12V DC receptacle, and two 5V USB ports, so you can charge multiple devices at once.

It also comes with a two-year warranty, which gives you peace of mind knowing that you’re covered if something goes wrong.

Pros:

• Ultralight body makes it easy to transport and store
• Super quiet operation is ideal for outdoor activities and residential areas
• Produces clean power that’s safe for sensitive electronics
• Fuel shutoff feature maximizes the generator’s lifespan
• Multiple outlets and a two-year warranty for added convenience and peace of mind

Cons:

• Some users have reported issues with the generator’s reliability over time
• The generator may not be powerful enough for larger devices or appliances

FAQs:

Q: Is the WEN 56203i CARB compliant?

A: Yes, the WEN 56203i is CARB compliant, meaning it meets the air quality standards of California.

Q: How much does the WEN 56203i weigh?

A: The WEN 56203i weighs just 39 pounds, making it ultra-lightweight and easy to transport.

Safety Precautions When Using a Generator with an Oxygen Concentrator

Keep the Generator Outdoors

Generators emit harmful fumes, such as carbon monoxide, which can be deadly if inhaled.

Always operate your generator outdoors in a well-ventilated area. Never use a generator indoors, in a garage, or in any enclosed space.

Properly Ground the Generator

To prevent electrical shocks, it’s important to properly ground your generator.

Follow the manufacturer’s instructions for grounding and ensure that the generator is connected to a ground rod or grounding stake.

Use a Heavy-Duty Extension Cord

If you need to use an extension cord to connect your oxygen concentrator to the generator, use a heavy-duty extension cord rated for outdoor use.

The extension cord should be grounded and have a three-pronged plug.

Don’t Overload the Generator

Generators have a limited power output and can only handle a certain amount of electrical load.

Don’t overload your generator by connecting too many devices or appliances to it.

Always check the wattage requirements of your oxygen concentrator and other devices before connecting them to the generator.

Keep the Generator Dry

Generators should be kept dry at all times to prevent electrical shock and other hazards.

If you need to use your generator in wet conditions, cover it with a waterproof tarp or shelter.

Turn Off the Generator Before Refueling

Never refuel your generator while it’s running. Turn off the generator and allow it to cool before refueling.

Keep the generator and fuel containers away from any open flames or sources of ignition.

Store Fuel Safely

Store your generator fuel in a well-ventilated, dry area away from any heat sources or open flames. Always store fuel in approved containers designed for that purpose.

FAQs About Generator For Oxygen Concentrators

Final words

A generator is a smart solution for ensuring the continuous run of an oxygen concentrator for the patient during a power outage.

However, it requires a minor consideration of what size generator do I need for an oxygen concentrator.

Hopefully, you have learned the real-life factors and are ready for action.