Germ Guardian AP5800W Review: High-Performance Air Purifier

by GermGuardian

powerful air purifier review

Are you tired of breathing in dust, allergens, and unpleasant odors at home?

Look no further than the Germ Guardian AP5800W Air Purifier. It captures 99.97% of dust and allergens as small as 0.1 microns, ensuring clean and fresh air.

The activated carbon filter reduces odors from pets, smoking, cooking, and more.

With its Air Quality Monitor and Auto Mode, it adjusts fan speeds based on air quality.

Enjoy library quiet operation and user-friendly controls.

Experience cleaner air with the Germ Guardian AP5800W.

Key Takeaways

  • The Germ Guardian AP5800W is a high-performance air purifier tower console with a 360-degree HEPA filter that captures 99.97% of dust and allergens.
  • It also has an activated carbon filter that reduces odors from pets, smoking, cooking, and household products.
  • The air purifier has an air quality monitor with an indicator display that detects particulate matter and adjusts to optimize room air quality.
  • It is best used for rooms up to 298 square feet and has features like auto mode, sleep mode, and easy-to-use digital touch controls.

When it comes to maintaining optimal air quality in your home, the Germ Guardian AP5800W offers high-performance purification.

With its 360 Degree HEPA Filter, it captures 99.97% of dust and allergens as small as 0.1 microns, ensuring that your air is clean and free from harmful particles.

The activated carbon filter also helps to reduce odors from pets, smoking, cooking, and household products, leaving your home smelling fresh and clean.

The built-in Air Quality Monitor detects particulate matter and adjusts the fan speeds accordingly, ensuring that your room air quality is optimized at all times.

This air purifier is best suited for rooms up to 298 square feet, and it filters and circulates the air over 4 times per hour.

With its easy-to-use digital touch controls and auto mode, the Germ Guardian AP5800W makes maintaining clean air in your home a breeze.

Design and Size

To understand the design and size of the Germ Guardian AP5800W, consider its compact yet sleek construction.

This air purifier features a tower console design that isn't only aesthetically pleasing but also space-saving. With dimensions of approximately 19 inches in height, it can easily fit into various rooms without taking up too much space.

The white plating of the unit gives it a clean and modern look, except for the colored GermGuardian logo, which some users may find less appealing.

The digital touch controls on the front panel allow for convenient and intuitive operation.


You'll frequently need to replace the filters in the Germ Guardian AP5800W to maintain optimal air purification performance. The air purifier uses a single filter cartridge with three stages of filtration: a pre-filter, an activated carbon filter, and a HEPA filter.

The pre-filter should be vacuumed monthly to remove larger particles and prolong the lifespan of the other filters. The activated carbon filter helps reduce odors from pets, smoking, cooking, and household products. The HEPA filter captures 99.97% of dust and allergens as small as 0.1 microns.

Replacement filters for the AP5800W last 6-8 months and cost $99, with a sale price of $72. It's important to note that the replacement filters aren't currently available on Amazon, but they can be purchased from other competitors for around $85 shipped.


Achieving high CADR (Clean Air Delivery Rate) and ACH (Air Changes per Hour) is crucial for an air purifier, such as the Germ Guardian AP5800W. Here are four key points to consider regarding CADR and ACH:

  • CADR: The Germ Guardian AP5800W has a CADR rating of 125 for pollen, 125 for dust, and 108 for smoke. This means it can effectively filter and deliver clean air at a fast rate, ensuring a healthier indoor environment.
  • ACH: With its high-performance capabilities, this air purifier can filter and circulate room air over 4 times per hour. This high ACH ensures that the air in your room is constantly being refreshed and purified.
  • Optimal room size: The Germ Guardian AP5800W is best used for rooms up to 298 square feet. This ensures that the air purifier can effectively cover the entire room and provide clean air throughout.
  • Auto mode: The auto mode feature of this air purifier automatically adjusts the fan speeds based on the air quality level. This ensures that the purifier works efficiently to maintain clean air in your space.

Customer Ratings

Moving on to customer ratings, let's delve into what people have to say about the Germ Guardian AP5800W high-performance air purifier.

Users have generally provided positive feedback about this air purifier. They appreciate its ability to filter and remove bad air, as well as its effectiveness in eliminating odors. Many users also find the controls to be user-friendly, making it easy to adjust fan speed, activate sleep mode, set a timer, and use the child lock feature.

However, some users have mentioned that changing the filter isn't a simple task and can be a bit costly. Additionally, there have been reports of the white plating yellowing when exposed to sunlight.

Frequently Asked Questions

What Is the Power Consumption of the Germ Guardian AP5800W Air Purifier?

The power consumption of the Germ Guardian AP5800W air purifier is not specified in the current question. However, the product is Energy Star Certified, indicating it meets energy efficiency standards.

Can the Germ Guardian AP5800W Be Used in Larger Rooms or Open Floor Plans?

Yes, the Germ Guardian AP5800W can be used in larger rooms or open floor plans. It is best for rooms up to 298 Sq. feet and filters and circulates room air over 4x per hour.

Does the Germ Guardian AP5800W Have a Timer Function?

Yes, the Germ Guardian AP5800W has a timer function. You can easily set the timer using the digital touch controls, allowing you to customize the operating time of the air purifier.

Can I Use the Germ Guardian AP5800W in My Office or Workplace?

Yes, you can use the Germ Guardian AP5800W in your office or workplace. It is a high-performance air purifier that filters and circulates room air over 4x per hour, improving air quality.

Is the Germ Guardian AP5800W Compatible With Smart Home Systems or Voice Control Assistants?

Yes, the Germ Guardian AP5800W is compatible with smart home systems and voice control assistants. You can easily control it using your smart devices or voice commands, adding convenience to your air purification experience.

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I am Ahmad Yar, an air purification expert specializing in all aspects of creating a healthier and cleaner environment.

If you would like to learn more about me check the about page here.

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