Ultrasonic humidifiers use high-frequency vibrations to generate a micro-fine cool or warm mist. This micro-fine mist is blown into the room where it immediately evaporates to create a comfortable environment. Ultrasonic humidifiers are virtually silent and make for an excellent choice in the bedroom. Our Air-O-Swiss humidifiers are best in class and meets all your needs when it comes to efficient humidification. The pureguardian™ humidifier is our top value ultrasonic humidifier that is easy to clean and maintain.
Air-O-Swiss 7144 Ultrasonic humidifiers utilize an abundance of features to achieve optimum humidity levels while also fitting into any room décor with its attractive, modern look. The Intelligent Temperature Compensation (ITC) technology and built-in hygrometer monitors the temperature and humidity levels in order to provide the perfect amount of micro-fine mist for unsurpassed air quality.
Type: Cool or warm mist with ultrasonic technology Room coverage: 650 sq. ft. Water capacity: 1.5 gallons Auto shut-off: Yes Controls: Digital Warranty: 3 years
Customer Reviews
4.6/5
Best Humidifier Ever Used! by: Gofish (Myrtle Beach, SC) "After living in the greater NYC area for most of my life, my husband and I relocated to the Myrtle Beach, SC area 2 years ago. Since it's quite humid down here, it never occurred to us that we'd be needing a humidifier. However, after we upgraded our heat pump to a Carrier Infinity System, (you can ..." See entire review
The thoughtfully designed Air-O-Swiss U650 Cool and Warm Mist humidifier includes Intelligent Temperature Compensation (ITC) technology to monitor the temperature and automatically adjust the humidity output for the perfect comfort level. Ultra-quiet operation, a sleep mode function and a display dimmer for the controls allow you to sleep even more soundly. Operation is a breeze with its digital soft-touch controls and the large LCD display!
Type: Warm or Cool mist with ultrasonic technology Room coverage: 650 sq. ft. Water capacity: 1.46 gallons Auto shut-off: Yes Controls: Soft-touch digital controls Warranty: 3 years
Customer Reviews
4.8/5
Great and accurate humidifier by: Steve (DC) "I've owned the new AIR-O-SWISS U650 for about a week now. I have a single bedroom loft-style condo with 11 foot exposed concrete ceilings that measures about 650 sq ft of open space not including closets, utility area, etc. As of the this review the outside temperature is about 30 F here in DC and I..." See entire review
The stylish, smooth Stadler Form William Ultrasonic Warm & Cool Mist Humidifier will fill your bedroom, nursery or office with gentle comforting moisture and help relieve dry skin, sore throats, swollen nasal passages and asthma. The 1.5 gallon tank is equipped with a patented Ionic Silver Cube™ to inhibit the growth of harmful mold and bacteria that could potentially enter the air. Outfitted with all that is possible in modern engineering, the William humidifier also features an integrated hygrostat, off timer, preheating (enhanced mist distribution), sleep mode with dimmed lights and 3 output levels.
Type: Cool or warm mist with ultrasonic technology Room coverage: 650 sq. ft. Water capacity: 1.5 gallons Auto shut-off: Yes Controls: Digital Warranty: 1 year
Customer Reviews
5.0/5
Quiet, effective, and easy to clean by: Chris (Washington, USA) "Disclaimer: I do not have allergies. I searched for a humidifier after moving into an apartment with forced air, in the Pacific Northwest.
The Stadler Form "William" model -- First impressions: I have used this product for three months. I unboxed the "William" and was excited to try it out..." See entire review
The Air-O-Swiss Ultrasonic humidifiers are nicely designed with a transparent, easy-to-remove cover and convenient controls. A high frequency vibration generates your choice of warm or cool micro-fine mist and a demineralization cartridge prevents white dust. The Air-O-Swiss 7135 humidifiers include a Hydro Stick and demineralization cartridge.
Type: Cool or warm mist with ultrasonic technology Room coverage: 650 sq. ft. Water capacity: 1.7 gallons Auto shut-off: Yes Controls: Digital Warranty: 3 years
Customer Reviews
4.3/5
Love it, Recommend it by: Annie Blair (Utah) "I have been using the Air-o-Swiss humidifier for about 3 years now, and it has been a reliable and effective humidifier, more than meeting my expectations, especially since it is so quiet.
Like almost all humidifiers, I do find turning it upside down to fill it up a bit awkward[I fill it u..." See entire review
The simple, retro styled pureguardian™ ultrasonic humidifiers give you an option of warm or cool mist. Silver Clean™ technology fights the growth of mold and mildew on the surface of the water tank. The ultrasonic technology allows for virtually silent operation; a perfect choice while sleeping. Our pureguardian™ humidifiers are maintenance-free with no expensive wicks or messy filters to replace.
Type: Cool or warm mist with ultrasonic technology Room coverage: 200 sq. ft. Water capacity: 2 gallons Auto shut-off: Yes Controls: Digital Warranty: 3 years
Customer Reviews
4.0/5
Great Buy! by: Josh M. (Massachusetts) "This is the perfect fix during those drier, cooler months as well as those long and hot days working in a room with poor Air Conditioning. The product is so quiet you will not know it's even there. I like that there is no filter to change with this product that makes it so much easier to use. It eve..." See entire review
Stadler Form continues to set the bar within the ultrasonic humidifier market with its slim and high-end Hera unit. This virtually silent cool and warm mist humidifier boasts a large two gallon tank and exceptional humidification performance for medium to larger sized bedrooms. Hera includes all the bells and whistles such as a built-in hygrostat, sleek digital display, bidirectional nozzle and night mode with dimmed lights for an even more restful sleep.
Type: Cool or warm mist with ultrasonic technology Room coverage: 600 sq. ft. Water capacity: 2 gallons Auto shut-off: Yes Controls: Digital Warranty: 1 year
Customer Reviews
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Your choice of a warm or cool micro-fine mist is dispersed to help restore a healthy level of moisture to the room and relieve dry skin, sinuses and cold symptoms. The ITC technology monitors the temperature and automatically adjusts the output when conditions change. Other features include easy-to-operate soft-touch digital controls, a built-in hygrostat, programmable timers and ultra-quiet operation.
Type: Cool and warm mist humidifier Room coverage: 650 sq. ft. Water capacity: 1.32 gallons Auto shut-off: Yes Controls: Soft-touch digital controls Warranty: 3 years
Customer Reviews
4.7/5
Head colds are now gone by: Reed (New York) "Year after year I was getting sick and tired of getting sick and tired when the fall/winter months started to turn cold and dry. My bedroom becomes extremely dry the second I turn on the heat and I wake up with the usual head cold that would seem to linger for weeks on end. I would always go out and..." See entire review
A tried and true humidifier to eliminate the effects of winter dryness! The Air-O-Swiss 7133 ultrasonic humidifier gives you the choice of warm or cool mist with near silent operation. Euro-styling complements any room decor. Easy-to-use manual knob controls and a transparent removable cover make this unit one of our most popular. A demineralization cartridge and Hydro Stick keeps the humidifier clean and fresh longer.
Type: Cool or warm mist with ultrasonic technology Room coverage: 650 sq. ft. Water capacity: 1.7 gallons Auto shut-off: Yes Controls: Manual dial Warranty: 3 years
Customer Reviews
4.3/5
Simple and Effective by: Trisha W (Albany, NY) "This is another nice humidifier. I got this and the Air O Swiss 7135. This one and the other one both have clear covers so you can see the water level inside. This is a more basic model and doesn't have a LCD screen but it's very easy to use. It fills up easily too! It comes with a demineralization ..." See entire review
With its sleek, high-quality design, efficient air humidification, and multitude of features, the Air-O-Swiss U600 Manual Ultrasonic Humidifier is the ultimate solution for those seeking to relieve dry skin, swollen nasal passages, asthma and other issues caused by dry air. A Hydro Stick provides fresh humidication performance while a demineralization cartridge prevents white dust.
Type: Warm or Cool mist with ultrasonic technology Room coverage: 650 sq. ft. Water capacity: 1.46 gallons Auto shut-off: Yes Controls: Manual controls Warranty: 3 years
Customer Reviews
5.0/5
High quality, powerful humidifier by: West (Maine) "The Air-O-Swiss U600 is certainly a high quality humidifier that has brought much needed relief from the dry air in my bedroom. It immediately emits a powerful, soothing mist throughout the night and I now wake up feeling refreshed without the usual stuffiness, sore throat and cough. It's true that ..." See entire review
Our Sunpentown SU-4010 Ultrasonic Dual Mist Humidifier is perfect for those who seek a simple, low maintenance, no frills humidifier to help relieve dry skin, itchy throat and sinus headaches. A thoughtfully designed ION Exchange Filter removes minerals from your hard water, such as calcium and magnesium, to prevent white dust emissions.
Type: Cool or warm mist with ultrasonic technology Room coverage: 500 sq. ft. Water capacity: 1.05 gallons Auto shut-off: Yes Controls: Manual knobs Warranty: 1 year
Customer Reviews
5.0/5
Excellent humidifier by: India (Yorktown, VA) "I've had great results using this product. Its quiet and very simple to use. I can't believe how silent this effective humidifier has helped my sinus. I would highly recommend this product." See entire review
The Air-O-Swiss 7145 Ultrasonic cool mist humidifier restores a healthy level of moisture to the air for rooms up to 600 square feet. These powerful humidifiers use high-frequency vibrations and an internal hygrostat to monitor and adjust the perfect level of micro-fine cool mist. A demineralization cartridge and Hydro Stick keeps the humidifier clean and fresh longer.
Type: Cool mist with ultrasonic technology Room coverage: 600 sq. ft. Water capacity: 1.3 gallons Auto shut-off: Yes Controls: Manual dial Warranty: 3 years
Customer Reviews
5.0/5
Works great and easy to operate by: Froggie (Michigan) "This humidifier takes care of our entire 1500 sq ft house. It is easy to fill, quiet, and you don't have to worry about allergens or bacteria in the water. I found I was allergic to the chemicals you have to put in the wicker type humidifiers, so this was a great solution. I love that it doesn't tak..." See entire review
The pureguardian™ H1500 model features manual knobs to control mist output, choice of warm or cool humidification and virtually silent operation. Also features nightlight option and low water indication light. Silver Clean™ technology fights the growth of mold and mildew on the surface of the water tank.
Type: Cool or warm mist with ultrasonic technology Room coverage: 200 sq. ft. Water capacity: 1.2 gallons Auto shut-off: Yes Controls: Manual dial Warranty: 3 years
Small in stature, but big in performance the Anton quietly and quickly delivers a soothing cool mist for areas up to 250 square feet. An anti-calcium cartridge and Ionic Silver Cube keeps the water clean and pure by protecting the tank from bacterial and lime scale build-up. Easy operation is maintained by control buttons located out of sight on the underside of the unit. Another nice feature is the slim water level window which is lit up by a smooth whitish blue LED light that can be turned off for night time use. When the tank is empty the LED indicator light will switch to red.
Type: Cool mist with ultrasonic technology Room coverage: 250 sq. ft. Water capacity: 0.8 gallons Auto shut-off: Yes Controls: Manual controls underside of the unit Warranty: 1 year
Customer Reviews
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Transform your personal space into a comfort zone with our Stadler Form Aquila Ultrasonic Humidifier. The Aquila may be compact in size but it still comes with all of the comforts included with larger ultrasonics including silent operation, anti-bacterial features and dispersion of an ultra-fine cool mist to relieve symptoms associated with dry indoor air. Includes an anti-calcium cartridge and Ionic Silver Cube. The Aquila is ideal for office cubes, smaller nurseries and dorms and other personal areas.
Type: Portable cool mist Room coverage: personal areas up to 100 sq. ft. Water capacity: 0.8 gallons Auto shut-off: Yes Controls: on/off button Warranty: 1 year
Customer Reviews
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The Stadler Form Jerry is truly the smallest and most lightweight ultrasonic personal humidifier we’ve seen! Jerry can quietly provide powerful humidification while traveling, in the office, right at your bedside or in any other small space. Simply add your own water bottle, plug in and enjoy clean, moist air! Jerry includes a bottle adapter which will fit most PE bottles and a transcontinental AC adapter. Features auto shut-off.
Type: Portable cool mist Room coverage: 15 sq. ft. Water capacity: max. 17 oz water bottle Auto shut-off: Yes Controls: Manual dial Warranty: 1 year
Customer Reviews
5.0/5
Great Humidifier-works good, very small, quality by: Oirish (Columbus, OH) "12/31/2011
I don't write too many reviews but when I find an excellent product I take the time to let others know. I purchased a Stadler Form Jerry EMS-200 Ultrasonic Humidifier from Boston Green Products and I am so impressed with the quality, ease of use, compact size, and effective oper..." See entire review
Our Crane Germ Defense EE-8064 Humidifier is an economical unit designed to improve your health by increasing moisture in the air. The unique benefit of antimicrobial protection in the water tank will fight mold and mildew and help the humidifier disperse a clean, germ-free mist. It features an integrated humidistat and straightforward digital controls for quick and hassle-free operation day and night. Other useful features include 3 mist output levels, 12 hour timer and automatic shut-off when tank is empty.
Type: Cool or warm mist with ultrasonic technology Room coverage: 500 sq. ft. Water capacity: 1.2 gallons Auto shut-off: Yes Controls: digital Warranty: 1 year
Customer Reviews
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Increase air moisture for easier breathing and a good night's sleep with our Crane Germ Defense EE-8065 Ultrasonic Humidifier. The Germ Defense provides relief by releasing 2.5 gallons of soothing cool or warm moisture through its 360° multi-directional nozzle per day. The unique benefit of antimicrobial protection embedded in the water tank helps to fight mold and mildew, ultimately producing a germ free mist. The extremely user-friendly humidifier features variable humidity control and auto shut-off and indicator when tank is empty.
Type: Cool or warm mist with ultrasonic technology Room coverage: 500 sq. ft. Water capacity: 1.2 gallons Auto shut-off: Yes Controls: Manual knobs Warranty: 1 year
Customer Reviews
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With its higher capacity tank, the H4500 humidifier goes a step above and will disperse a soothing cool or warm mist for up to 120 hours at a time depending on atmospheric conditions. Features silent operation, user-friendly manual controls, low water indicator, 2-way mist output directional and soft blue night light option.
Type: Cool or warm mist with ultrasonic technology Room coverage: 500 sq. ft. Water capacity: 2.4 gallons Auto shut-off: Yes Controls: Manual dials Warranty: 3 years
Customer Reviews
4.0/5
Used for over a year "Great mist provider.
Noise- gurgles off and on during operation.
Don't use anything but the vinegar and supplied brush to clean mist making area." See entire review
Our pureguardian™ H1000 Humidifiers are perfect for those who need relief from dry environments while in an office all day or traveling frequently. Despite only being 8 inches in height and compact, this personal humidifier provides a powerful cool mist to help relieve dry skin, sore throats and allergies. The unit does not require any replacement filters, wicks or pads and is very easy to clean and maintain.
Type: Cool mist with ultrasonic technology Room coverage: 15 sq. ft. Water capacity: 0.23 gallons Auto shut-off: Yes Controls: On/off button Warranty: 3 years
Customer Reviews
5.0/5
I love it! by: Kimber (New York City, NY) "Its really cute and small! There is a faint blue glow coming from it, but I barely notice it at all. It does work best for small spaces... Definitely not meant for a whole house. But it works just fine for my bedroom! Its very quiet, and is easy to clean and refill." See entire review
Our Sunpentown SU-1051 Portable Humidifier is the perfect fit for those seeking relief from dry weather while traveling or at your desk in the office! Just simply fill up a water bottle, turn on the humidifier and allow the ultrasonic technology to provide a comfortable cool mist with quiet operation. The compact humidifier features two different sized bottle adapters and AC adapter for convenience and portability while traveling, at work or in a nursery.
Type: Portable cool mist Room coverage: 15 sq. ft. Water capacity: 10.2 oz - 17 oz. water bottle Auto shut-off: Yes Controls: Manual dial Warranty: 1 year
Customer Reviews
4.8/5
Great for the office by: Sassy K (Boston, MA) "My office during the winter months can get really dry and uncomfortable and this little humidifier provides instant relief. I can't live a day without it! It includes an adaptor that easily attaches to a standard water bottle you can find at any store. I've been using this humidifier for about 2 yea..." See entire review
This unique humidifier features a contemporary design and all the features needed to provide suitable moisture for smaller areas up to 440 square feet. Balancing a comfortable and healthy humidity level is no longer a complicated task since the Hydra includes a manual hygrostat to control the desired level of moisture. Similar to our larger ultrasonic humidifiers, the Hydra is equipped with a patented Ionic Silver Cube to inhibit the growth of mold and bacteria in the tank and an anti-calcium cartridge to avoid white dust.
Type: Cool mist ultrasonic humidifier Room coverage: 440 sq. ft. Water capacity: 1.6 gallons Auto shut-off: Yes Controls: Manual dials Warranty: 1 year
Customer Reviews
5.0/5
Great for sinuses by: JG (chicago, IL) "I really like this room humidifier. It keeps my bedroom air humid and is very quiet. It is easy to clean and store. It helps me avoid sinus headaches at night due to dry air." See entire review
The new pureguardian™ Ultrasonic Manual Humidifier combines warm and cool humidification with Silver Clean™ technology to fight the growth of mold and mildew on the surface of the water tank. Other useful features include user-friendly manual controls, low water indicator light and auto shut-off when the tank is empty.
Type: Cool or warm mist with ultrasonic technology Room coverage: 400 sq. ft. Water capacity: 1.4 gallons Auto shut-off: Yes Controls: Manual dial Warranty: 3 years
Customer Reviews
Be the first to write a customer review about pureguardian™ H2000 Ultrasonic Humidifiers.
Humidifiers Guide
- A Guide to Different Types of Humidifiers, their Benefits and Cautions
Product Comparisons:
Compare Ultrasonic Humidifiers
- Compare Ultrasonic Humidifiers: Comparison includes ultrasonic humidifiers from top brands on AllergyBuyersClub
Product Listings:
Ultrasonic Humidifiers. Warm and Cool Mist Humidifiers
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