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GermGuardian AC5900WCA

Room Air Purifiers / Large Room (350 to 650 sq. ft.)
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AC5900WCA
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The GermGuardian AC5900WCA air purifier is designed for floor or tabletop use in a large room, up to 365 square feet. It uses A HEPA filter, activated carbon filtration, and UV technology as its primary air-cleaning mechanisms. It has 3 fan speeds and is Energy Star certified. This model comes with a carrying handle and the following features: filter-life indicator and programmable timer. The unit is 20.9" high, 15.95" wide, 9.65" deep, and weighs 14 pounds. It comes with a 3-year warranty.
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Description
The GermGuardian AC5900WCA air purifier is designed for floor or tabletop use in a large room, up to 365 square feet. It uses A HEPA filter, activated carbon filtration, and UV technology as its primary air-cleaning mechanisms. It has 3 fan speeds and is Energy Star certified. This model comes with a carrying handle and the following features: filter-life indicator and programmable timer. The unit is 20.9" high, 15.95" wide, 9.65" deep, and weighs 14 pounds. It comes with a 3-year warranty.
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GermGuardian AC5900WCA
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air-purifiers

CR's Expert Take

How did it perform in our owner surveys and expert lab testing?

Overall Score

The Overall Score for this model incorporates our expert lab test results, as well as ratings for that brand’s reliability and owner satisfaction from our annual product owner survey of members.
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Current Range of Tested Room Air Purifiers
What goes into the Overall Score?

OWNER SURVEYS

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Predicted Reliability
 /  5
Owner Satisfaction
 /  5
Dust, pollen, smoke removal (low)
 /  5
Dust, pollen, smoke removal (high)
 /  5
Noise (low speed)
 /  5
Noise (high speed)
 /  5
Ease of use
 /  5
Annual cost

About

The GermGuardian AC5900WCA is part of the Air Purifiers test program at Consumer Reports. In our lab tests, Room Air Purifier models like the AC5900WCA are rated on multiple criteria, such as those listed below.

Dust, pollen, smoke removal (low): How well a model clears air of dust and smoke when operating at a lower, quiet speed.

Dust, pollen, smoke removal (high): How well a model clears air of dust and smoke when operating at its highest speed.

Noise (low speed): How loud a model is at the speed used for Low Speed testing.

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