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Stadler Form Oskar Cool Mist Humidifiers #O021, O020

Stadler Form Oskar evaporative cool mist humidifier makes an excellent room humidifier for areas up to 500 square feet. Fast, reliable shipping. Humidifier reviews and comparisons.

Stadler Form O-020 Oskar Humidifier
Includes 2 filter cassettes. Colors: black, lime and white. Details

Availability: In Stock. Ships Same or Next Business Day.
Choose Color

Description of Stadler Form Oskar Humidifiers

Introduce comfortable and healthy humidity into your home with our new stylish Stadler Form Oskar cool mist evaporative humidifier. Oskar quietly produces cool invisible moisture to alleviate discomfort caused by dry air in rooms up to 500 square feet. A wonderful benefit from Oskar's contemporary design is its side pour-in door allowing one to refill the unit during operation. With the simple touch of a button you can control the integrated hygrostat, output levels and LED night-light intensity. Lastly, Oskar will provide optimal humidity with the least possible energy consumption. Includes an Ionic Silver Cube to keep the water inside clean and 2 filter cassettes.

Stadler Form Oskar Humidifiers are ideal for someone who...

  • Wants relief from a dry environment – for irritated skin and nasal passages, chapped lips, sore throat, itchy eyes and respiratory issues.
  • Would like an evaporative filter wick humidifier that won't product white dust.
  • Wants a humidifier with an integrated humidistat for controlling the humidity level one prefers.
  • Would like a functional humidifier with contemporary styling.

Features of Stadler Form Oskar Humidifiers

  • Emits cool invisible moisture
  • Integrated manual hygrostat supports exact humidification
  • Side pour-in door for easy refilling while in operation
  • Ionic Silver Cube controls microbial growth
  • Auto shut-off with empty indicator
  • Night mode (dimmable LED lights)
  • Virtually silent operation
  • Low energy consumption
  • Fragrance dispenser
  • Color options: black, lime and white


Care of:

For hygienic and optimum operation of the humidifier, the filter cassettes should be replaced at least every 2 – 3 months.

Craftsmanship of:

Designed in Switzerland, made in China


Reports by Experts - Stadler Form Oskar Humidifiers

Expert Review:    Courtesy of

1. Room Coverage
2. Level of Quietness
3. Filter Life & Cost of Replacement Cartridges
4. Amount of Maintenance Required
5. Anti-bacterial Features
6. Ease of Filling
7. Ease of Operation and Filter Replacement
8. Quality of Construction
9. Humidistat to select desired humidity level & hygrometer to display the actual humidity in the room
10. Frequency of Filling
11. Value for Price

If your environment is excessively dry, our Stadler Form Oskar humidifier will quietly fill a decent sized area with cool, invisible moisture.


  • Will quietly disperse comfortable moisture while also looking great anywhere in the room.
  • Integrated hygrostat keeps the room at the desired humidity level.
  • Easy top fill design from the side door – no tanks to carry.
  • Evaporative wick humidification eliminates white dust.
  • Simple, manual controls located on the top of the unit.
  • Consumes very little energy.
  • LED control lights can be dimmed for nighttime use.


  • Need to maintain and replace filter wicks for optimal performance and the prevention of bacteria and mold growth.
  • The humidifier does emit a faint glow around the unit that may be bothersome to those highly sensitive to light while sleeping.


In addition to the array of Stadler Form ultrasonic humidifiers, they now offer a reliable, energy efficient evaporative humidification system. The Stadler Form Oskar features no-frills operation yet has a contemporary design that will blend in nicely in almost any setting. Easy operation is maintained by subtle control buttons located directly on top of the unit. Overall, the Oskar is a classy humidifier that will prevent the negative health effects caused by lack of moisture in the air.


Technical Specifications of Stadler Form Oskar Humidifiers

Stadler Form O-020 Oskar Humidifier
Stadler Form Oskar Humidifiers - White
Room Coverage 500 sq. ft.
Tank Capacity 0.8 gallons
Humidification Performance Up to 1.9 gallon per 24 hours
Auto Shut-Off Yes
Noise Level <26dB(A)
Power Supply (Volt, Hertz, Watts) 6 - 18 watts, 120V, 60Hz
Color Black, Lime and White
Weight 6.9 lbs. (without water)
Dimensions 11.4"H x 9.7"W x 9.7"D
Warranty 1 year


Customer Reviews

of 3 (100%) customers would recommend this product to a friend.
Customer Reviews Write a review  
Overall Rating:

Written By: Cold weather (CT)
I have used this product for: 3-6 months
Expertise: expert
This product is: a replacement for another, similar product
Fantastic humidifier design Date: December 31, 2015
Pros: quiet, easy to use, brilliant design
This Stadler Form Oskar humidifier is the most brilliant design of anything I have seen in ages! It is very easy to fill-- just push the side door and it opens at an angle, and pour water. The humidif... (see entire review)
Overall Rating:

Written By: Soccer Mom x 2 (Lincoln, RI)
I have used this product for: 6-12 months
Expertise: intermediate
This product is: a replacement for another, similar product
Easiest Humidifier to Fill Date: March 10, 2014
Pros: effective, quiet, reliable, easy to use, met my expectations
Great humidifier for a sitting area. Easy to fill humidifier via the side fill opening. I use tap water and fill a water bottle twice and pour it in. Love not having to lug a tank to the sink. Bought ... (see entire review)
Overall Rating:

Written By: harleyd317 (Michigan)
I have used this product for: less than a month
Expertise: novice
This product is: the first product I have had like this
good and bad Date: December 18, 2011
Pros: effective, high quality, quiet, easy to use
Cons: humidistat accuracy
The product seems decent. I love the look of it. Very modern looking. And everyone asks "what is that?" and are always surprised by the answer. I'm not sure how the Humidistat works as I have never se... (see entire review)
1 of 1 people found this review helpful.
1-3 of 3


Supplies & Accessories for Stadler Form Oskar Humidifiers

Stadler Form A-111 Ionic Silver Cube
Stadler Form Water Cube
Replace once a year or at the beginning of every humidifying season. For all Stadler Form humidifiers.

more info
Availability: In Stock. Ships Same or Next Business Day.

Stadler Form O-030 Oskar Replacement Filter Pack – Set of 2
Stadler Form O-030 Oskar Humidifier Replacement Filter Pack - Set of 2
Features antibacterial treatment against formation of bacteria in the water. Needs to be replaced every 2 – 3 months. Contains 2 filter cassettes.

more info
Availability: In Stock. Ships Same or Next Business Day.