Kohler 18KW Steam Shower Generator
Kohler 18KW Steam Shower Generator

Kohler 18KW Steam Shower Generator

We stock Kohler Invigoration Steam Shower Generators!

The Kohler Invigoration K-5539-NA 18kW steam shower generator, featuring Kohler's Fast Response Technology, is engineered to power steam rooms up to 550 cubic feet (CF).

  • 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
  • Eco-friendly
  • Safe to the Touch
  • Available in 240V
  • 19.25" W (489mm) x 8.5" D (216mm) x 12.5" H (317mm)
  • For steam rooms up to 550 cu. ft.
  • 3 Year Limited Warranty


  • Steam Generator
  • Installation & Operation Manual
  • 3 Year Limited Warranty


Model: K-5539-NA

Kilowatt Rating: 18KW

Maximum Cubic Feet: 550 CF

Heater Weight: 29 lbs (Per Generator)

240V Amperage: 45 Amps (Per Generator)

Width 19.25" (489mm Per Generator)

Depth 8.5" (216mm Per Generator)

Height 12.5" (318mm Per Generator)

Kohler Steam Generator IOM

See Kohler K-5539 Spec Sheet

Kohler K-5539 Service Parts

Kohler Steam Generator Three-Year Limited Warranty