Kohler 30kW steam generator K-32335-NA Invigoration 2.0 dual 15kW, designed for steam rooms.
Kohler

Kohler 30kW Steam Generator | K-32335 Invigoration 2.0

Sale price$8,100.00 Regular price$10,667.00
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Kohler 30kW Steam Generator K-32335-NA Invigoration 2.0

Dual 15kW Residential Steam Generator — Covers Up to 1,000 Cubic Feet

The Kohler 30kW steam generator K-32335-NA is the flagship 30kW residential steam generator in the Kohler Invigoration® 2.0 Series — built for large home steam shower installations. With a dual-generator configuration (2 × 15kW), it delivers consistent, powerful steam output for enclosures up to 1,000 cubic feet, making it the top choice for expansive steam rooms with demanding material loads.

Engineered for seamless integration with compatible Kohler digital controls and adapter kits, the K-32335-NA gives you precise temperature management and a reliable, repeatable steam experience — at the highest output level in the Invigoration® 2.0 lineup.

Not sure which size you need? Use our Kohler Steam Generator Sizing Guide to find the right generator for your enclosure.

Important: Control kits, adapter kits, steam heads, and installation components are required and sold separately.

▶ Watch: Kohler Invigoration Steam Shower Overview

Who This Is For

The Kohler 30kW steam generator K-32335-NA is the right choice for homeowners and contractors installing a residential steam shower in a large enclosure up to 1,000 cubic feet. It's the top of the Kohler Invigoration® 2.0 tandem lineup — ideal for steam rooms with natural stone walls, high ceilings, or multiple glass panels that significantly increase the effective load.

Key Features

  • 30kW total output via dual-generator configuration (2 × 15kW) — the highest in the Invigoration® 2.0 lineup
  • Designed for steam enclosures up to 1,000 cubic feet
  • Compatible with Kohler Invigoration® Series digital controls and accessories
  • Fast steam production with consistent, reliable output
  • Insulated stainless steel construction for durability and efficiency
  • Designed for installation outside the steam enclosure
  • 240V electrical connection required

Compare Kohler Invigoration 2.0 Steam Generators

  • K-32332-NA — 18kW | Up to 550 cu ft | Best for smaller steam rooms
  • K-32333-NA — 22kW | Up to 634 cu ft | Best for medium steam rooms
  • K-32334-NA — 26kW | Up to 894 cu ft | Best for medium–large steam rooms
  • K-32335-NA (This Model) — 30kW | Up to 1,000 cu ft | Best for large steam rooms

Specifications

  • Model: K-32335-NA
  • Total Power: 30kW (2 × 15kW dual-generator)
  • Maximum Room Size: Up to 1,000 cubic feet
  • Voltage: 240V
  • Installation Location: Outside steam enclosure (required)
  • Water Supply Connection: Required
  • Construction: Insulated stainless steel

Required Components Sold Separately

Shipping & Delivery

This product ships free via freight carrier to the contiguous United States. Freight delivery is curbside with a scheduled appointment — the carrier will contact you prior to delivery to arrange a delivery window. Estimated Delivery Time: Most orders arrive within approximately 4–7 business days, including processing and transit time.

Installation Requirements

  • Must be installed outside the sealed steam shower enclosure
  • Requires a dedicated 240V electrical connection — consult a licensed electrician
  • Requires a cold water supply connection
  • Professional installation by a licensed plumber or steam shower contractor is strongly recommended
  • Follow all manufacturer guidelines and applicable local building codes

Warranty

This product includes Kohler's full manufacturer warranty. As an authorized Kohler retailer, Prime Regeneration ensures complete warranty coverage is passed through to you at the time of purchase.

Manuals & Documentation

Complete Your Steam Shower System

Build out your full Kohler Invigoration® steam shower with compatible generators, controls, and accessories.

FAQ

What size steam room does the K-32335-NA support?
This generator is rated for steam enclosures up to 1,000 cubic feet. Room size calculations should account for ceiling height, wall materials, and any glass surfaces. Use our Sizing Guide for help.

Is the 30kW the right size for my steam room?
The K-32335-NA is the top of the Kohler Invigoration® 2.0 lineup and is best suited for large enclosures up to 1,000 cu ft — especially those with natural stone walls, high ceilings, or extensive glass. If your room is under 894 cu ft, the 26kW K-32334-NA may be sufficient.

What electrical requirements does this generator have?
The K-32335-NA requires a dedicated 240V electrical connection. Consult a licensed electrician to confirm your panel and wiring can support this load before installation.

What control kit is required?
The Kohler K-5558 Tandem Control Kit and the Kohler K-5549-K1 Tandem Steam Adapter Kit are both required and sold separately.

Where does the generator need to be installed?
The generator must be installed outside the steam shower enclosure — typically in a nearby mechanical closet or utility space.

Does this ship for free?
Yes — free freight shipping is included to the contiguous United States. The carrier will contact you to schedule a curbside delivery appointment.
Kohler 30kW steam generator K-32335-NA Invigoration 2.0 dual 15kW, designed for steam rooms.
Kohler 30kW Steam Generator | K-32335 Invigoration 2.0 Sale price$8,100.00 Regular price$10,667.00

The products available at Prime Regeneration are intended for general wellness, relaxation, and personal recovery use only. Unless a product page specifically identifies an FDA-cleared intended use, these products are not medical devices and are not intended to diagnose, treat, cure, or prevent any disease or medical condition. FDA clearance is product- and indication-specific and differs from FDA approval or establishment registration.

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