WILLIAM Ultrasonic Humidifier

The Masterpiece


Stadler Form Ultrasonic humidifier - WILLIAM

Stadler Form


Ultrasonic Humidifier



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WILLIAM is the master ultrasonic humidifier equipped with all that is possible in modern engineering. Built to cover areas up to 1,000 sq ft WILLIAM is extremely quiet and powerful yet uses very little power.


Standard features include an off timer, preheating (enhanced mist distribution), sleep mode (with dimmed lights) and adjustable mist diffuser with fine mist selection. Like all Stadler ultrasonic humidifiers it comes with the unique anti-calcium cartridge and Ionic Silver Cube™. This process will keep the water clean and fresh.


  • Rated power: 40 Watts (Preheating 125 Watts)
  • Tank capacity: 1.5 gallon
  • Dimensions: 9.1’’W x 12.2’’H x 6.3’’D
  • Night mode
  • Automatic shut-off
  • Weight : 7.3 lbs
  • Room size: up to 860 sq ft.


  • Anti-Calcium Cartridge
  • Ionic Silver Cube

NOTE: Ultrasonic humidifiers are not to be used with water that has been through a water softener. In that event use distilled water or try an evaporative humidifier such as OSKAR .

Replacement Filters

A -111 Ionic Silver Cube $24.99
A -112 Anti-Calcium Cartridge $15.99

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