Kohler K-5531-NA

Invigoration Series 11kW Steam Shower Generator


We stock Kohler Invigoration Steam Shower Generators!

The Kohler Invigoration K-5531-NA 11kW steam shower generator, featuring Kohler's Fast Response Technology, is engineered to power steam baths up to 317 cubic feet (CF).

Required Control kit and drain pan sold separately.



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Kohler Invigoration Steam Showers

Buy the best steam unit for your shower with Kohler's Invigoration Series steam shower steam generators.

Cleanse your body of impurities, toxins, and get respiratory care with just the push of a button and 60 seconds. This 11kW steam bath generator will have you believing you are in paradise while in your personal shower environment. Let the stress wash down the drain with this innovative must have. 

Kohler Power Clean™ Feature which flushes sediment out of the generator through the steam head completely eliminates the need for manual flushing, all at the touch of a button. The Kohler Invigoration K-5531-NA 11kW steam shower generator is designed to greatly decrease temperature fluctuations by creating a consistent steam rate. Along with an easy to read and use interface controlling temperature, time, and operation gives you everything you could want.

This steam generator is also eco-friendly by using notably less water, approximately one gallon of water per 20-minute session. Along with innovative safety features like durable construction utilizing stainless steel to maintain temperature while still allowing the case to be safe to touch and auto shutoff after 20 minutes if not reactivated. 

  • Fast-response technology produces a luxurious steam shower in 60 seconds
  • Power Clean technology offers 1-touch automatic cleaning and safe maintenance
  • 317 cu. ft. maximum volume rating for custom showering applications
  • Compatible with the KOHLER DTV+ showering system
  • Requires K-5557 invigoration steam generator control kit or K-5548-K1 DTV+ steam adapter kit (sold separately)
  • Durable stainless steel construction for corrosion resistance
  • K-5559-NA drain is optional (sold separately)
  • 11kW power rating


Required Control kit, Adapter kit and drain pan sold separately.

  • Insulated Stainless Steel
  • Corrosion Resistant
  • Tarnish Resistant
  • Fast Response Technology Steam in 60 seconds
  • One touch automatic cleaning
  • Maintains Temperature
  • Safe to the Touch
  • Available in 240V
  • 19.25"W (489mm) x 8.5"D (216mm) x 12.5"H (318mm)
  • For steam rooms up to 317 cu. ft.
  • 3 Year Limited Warranty
  • Steam Generator
  • Installation & Operation Manual
  • 3 Year Limited Warranty
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Model K-5531-NA
Kilowatt Rating 11.0 KW
Maximum Cubic Feet 317 CF
Heater Weight 29 lbs
240V Amperage 46 Amps
Width 19.25" (489mm)
Depth 8.5" (216mm)
Height 12.5" (318mm)
Required for Operation
Invigoration Series Steam Generator Control Kit

The Kohler K-5557 Steam Generator Control Kit is designed for use with Invigoration™ Series 5kW - 15kW steam shower generators.

Steam Generator sold separately

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Invigoration Series Steam Generator Drain Pan, Small

The Kohler Invigoration K-5559-NA completes your Invigoration steam generator shower installation with this durable stainless steel drain pan. Works with Invigoration Series Steam Generators. See below for compatible generators.

Steam Generator sold separately

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