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.
The Air O Swiss 7142 digital humidifier uses high-frequency vibrations to quickly and silently produce a micro-fine mist. It features a pre-heating function to produce a warm mist. Air O Swiss ITC™ (Intelligent Temperature Compensation) technology automatically regulates the mist output to maintain the desired humidity level selected. Includes a Hydro Cell and a demineralization cartridge.
Type: Cool or warm mist with ultrasonic technology
Room coverage: 860 sq. ft.
Water capacity: 2 gallons
Auto shut-off: Yes
Warranty: 3 years
What a blessing by: Guenther (New York, Nassau County) "My wife and I are both over 65. I get nose bleeds from dry air at night. We have two Cavelier King Charles Spaniels. Because of their short snout they have breathing problems also because of dry air. This Airo Swiss unit does the job. I set the humidity at 55% with pre-heated and with a closed door ..." See entire review
Stadler Form continues to set the bar within the ultrasonic humidifier market with its slim and high-end Hera in white. 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
Awesome Little Machine by: Fargo (North Dakota) "We've had this humidifier for a couple of weeks now. We're very happy with it. We live in North Dakota where the air is cold and dry. The humidifier has two vents on top that allow you to direct the fine mist to where you want it to go. Ours is set up near a wall so that feature is great. It has an ..." See entire review
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
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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
Free Hydro Cell 2-Pack.
A $19.99 Value!
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
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
Worth the money by: mommy10 x (Tijeras, NM) "This machine is so quiet. I love all the features that go with it. It is very easy to refill." See entire review
With a distinctive and unique design, the Luma Comfort HC12W cool mist humidifier offers a stylish way to provide relief from dry air as well as cold, flu and allergy symptoms. This humidifier's decorative vase design is a perfect fit for a home or office setting where style and décor is important. The Luma Comfort HC12W humidifier uses ultrasonic technology to quickly and silently disperse a cool, micro-fine mist. It is very versatile with 8 adjustable mist settings and 3 height configurations that allow it to be placed on the floor or a tabletop.
Type: Cool or warm mist with ultrasonic technology Room coverage: 650 sq. ft. Water capacity: 1.19 gallons Auto shut-off: Yes Controls: soft-touch power button/remote control Warranty: 3 years
Nice by: vdawg (chicago,il) "I love my new humidifier its cool to look at and totally humidifies my whole room. Great product." See entire review
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
Good Product by: sunshine (Wisconsin) "If not using ro or distilled water, still puts out a white dust with a cartridge. Can't seem to regulate the mist output too well, but definitely humidifies the air!" See entire review
The pureguardian H1300 ultrasonic humidifier has a compact size yet holds 1 gallon of water for longer operation and less frequent refills. It provides cool mist humidification with variable mist control and a low water indicator. Featuring ultrasonic technology, the H1300 is virtually silent to operate and requires no costly replacement filters, wicks or pads. Uses Silver Clean technology embedded in the water tank to fight the growth of mold and mildew.
Type: Ultrasonic, Cool mist Room coverage: 150 sq. ft. Water capacity: 1.0 gallons Auto shut-off: Yes Controls: Manual dial Warranty: 3 years
Great Purchase by: Izzycat01 (Kannapolis, NC) "I would strongly recommend this pureguardian humidifier- great in the bedroom and no filters to replace." 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
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 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
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 pureguardian H1010 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: Ultrasonic, Cool mist Room coverage: 30 sq. ft. Water capacity: 0.21 gallons Auto shut-off: Yes Controls: variable dial Warranty: 3 years
Breathe Easier!! by: Marie (Boston,MA) "I found the Pureguardian Ultrasonic Humidifier very easy to use and simple to fill. It sits nicely on my desk and is very quiet. I definitely feel a difference in the air quality and it has helped ease my allergy symptoms and dry sinuses. I was breathing easier the first day I started using it." See entire review
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
Good Value by: BC (Central Massachusetts) "This humidifier is great in a small bedroom. It is quiet and you can get 12 - 24 hours of humidity depending on the dryness of the air.
It does have lights in the base which spread a blue glow through the water tank. If you like total dark when you sleep this would nr be the model for you." 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
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
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
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
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
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
The H7550 features SmartMist technology which monitors and senses the humidity in the room adjusting mist output to maintain the desired level of humidity. Silver Clean technology reduces the growth of mold and mildew in the water tank. Warm or cool mist humidification with variable mist settings, digital controls, 12 hour timer, low water indicator and optional nightlight. Its unique design can to be placed on a tabletop or the floor using the included extension tubes.
Type: Cool or warm mist with ultrasonic technology Room coverage: 300 sq. ft. Water capacity: 1.32 gallons Auto shut-off: Yes Controls: electronic, soft touch Warranty: 3 years
Out of Stock
needed this and they delivered ! by: Francesca (Parsons, PA) "I had to replace a humidifier I got just a few years ago from Homedics....There was a design flaw and after only about a month of use, it broke and I wrote to the company. Received NO answer at all. I have a lot of Homedics products but will never buy another one again. I'm so glad I found this p..." 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
Out of Stock
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
Air-O-Swiss U200 Ultrasonic humidifiers features attractive, European styling along with easy maintenance and admirable performance. Great compact size for smaller rooms or desktop use.
Type: Cool mist with ultrasonic technology Room coverage: 430 sq. ft. Water capacity: 1.0 gallons Auto shut-off: Yes Controls: Manual Warranty: 3 years
Out of Stock
Happy with product. by: PJ "I really like the size of this humidifier...great for a small/medium-sized bedroom. Very easy to clean and maintain. Quiet and I like the way it has a little light, too." 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 Cell 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
Out of Stock
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