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Winix Air Purifier C545 Review

Winix has been involved in the manufacture of air purification products for more than 40 years. The intention was very clear to manufacture only high quality air purifiers that produce the cleanest air possible while maintaining the highest standards of living environment. To meet the ever-increasing demands of their customers, they create a different series of air purifiers that cover all main streams. Winix Air Cleaner C545 is one of their product. Here is the Winix Air Cleaner C545 Review.

Design and Dimensions

The Winix C545 air purifier has a clean and modern design. The front has a matte finish and doesn’t reflect much light, making it easy on the eyes. You can easily replace or clean the filter by removing the front panel.

The device is bright white with a hint of gray on the front. In terms of dimensions, the air purifier measures 23.3 x 15.4 x 11 inches and weighs around 15.97 pounds (7.24 kg). Depending on the size of the device, it can be easily hidden in corners or behind furniture.

Types of Air Filters

This is a unique Winix technology that improves air purification by the purifiers. It uses natural water vapor to capture toxins such as viruses, bacteria, toxic gases, and bacteria. This is an added benefit as it safely cleans the surrounding air and makes it suitable for breathing.

Winix C545 is more advanced because it works with a four-stage air purification system.

Pre-filter well

This filter is fitted well net pre-filters to capture large harmful particles. This filter is permanent and easy to clean frequently without having to buy a new one.

Activated carbon purifier

Activated carbon filters are positioned correctly to minimize odors from smoke, pets, food, and office assets. It can also remove toxin particles that are invisible in the office or at home.

True HEPA filter

This filter is powerful because it traps small pollutants that can float in the air. These atomic particles include bacteria, smoke, and pollen.


The final stage of air purification is PlasmaWave technology. This is a major difference on Winix air purifiers and you can see the same with the C545. This technique is especially effective in reducing airborne viruses and bacteria. PLasmaWave technology produces hydroxyl to kill bacteria and viruses. PlasmaWave does not produce ozone in the process.

Winix C545 Air Cleaner Room Coverage

When it comes to fan power, all Winix air purifiers are designed for use in medium and large rooms. The Winix C545 can handle rooms up to 360 square feet, validated by AHAM.

Winix C545 ACH is 4X. This evaluation of the air changes per hour allows the Winix C545 to clean the room every 15 minutes.

Winix C545 Air Purifier Noise

Quiet operation has been a major selling point for Winix air purifiers in recent years, and the Winix C545 is not trying to break out of this trend. This air purifier can be kept as low as 28 decibels (db), even quieter than whisper like Medify ma-35 air purifier. Even at maximum speeds, the Winix C545 releases only white noise. In fact, this can improve sleep and work efficiency.

Winix C545 Power Consumption

Winix C545 seems to be optimized to perform air cleaning tasks without consuming too much power. This is an Energy Star air purifier rated at 65 watts, which is slightly lower than the other Energy Star Winix C535.

If you use the Winix C545 8 hours a day, you will have to spend $ 23 each year.

Filter Replacement and Warranty

Regarding filter replacement, activated carbon filters may need to be replaced in as early as 3 months. The package includes eight carbon filters, so that’s two years worth of carbon filters. True HEPA filters should be replaced every 12 months, depending on usage and air quality. Replacement filters are easily available.

This product comes with a 2-year manufacturer’s warranty that covers manufacturing issues. It will not cover any handling issues or damage that may occur to the product after purchase.

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