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Kohler Invigoration Series Steam Shower Generator - 5kW, 7kW, 9kW, 11kW

Kohler Invigoration Series Steam Shower Generator - 5kW, 7kW, 9kW, 11kW

SKU: K-5525-NA

Regular price $2,025.00
Regular price $3,023.85 Sale price $2,025.00
Sale Temporarily Out of Stock

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Kohler Invigoration Series Steam Shower Generator - 5kW, 7kW, 9kW, 11kW

**Requires Control kit, Adapter kit and drain pan. Each sold additionally in the Add-ons, below Add To Cart button**


Break free from the stress of everyday life with the push of a button and just 60 seconds. This 5-kilowatt steam generator will transport you into total relaxation with the purifying benefits of steam in your own personal shower environment. The irresistible benefits involve cleansing the body of impurities and toxins along with respiratory relief.

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 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 want.

However 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. 

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 84 cu. ft.
  • 3 Year Limited Warranty


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



Kohler K-5525-NA - 5kW:

Model K-5525-NA
Kilowatt Rating 5.0 KW
Maximum Cubic Feet 84 CF
Heater Weight 29 lbs
240V Amperage 27 Amps
Width 19.25" (489mm)
Depth 8.5" (216mm)
Height 12.5" (318mm)


Kohler K-5526-NA - 7kW:

Model K-5526-NA
Kilowatt Rating 7.0 KW
Maximum Cubic Feet 112 CF
Heater Weight 29 lbs
240V Amperage 36 Amps
Width 19.25" (489mm)
Depth 8.5" (216mm)
Height 12.5" (317mm)


Kohler K-5529-NA - 9kW:

Model K-5529-NA
Kilowatt Rating 9.0 KW
Maximum Cubic Feet 240 CF
Heater Weight 29 lbs
240V Amperage 45 Amps
Width 19.25" (489mm)
Depth 8.5" (216mm)
Height 12.5" (318mm)


Kohler K-5531-NA - 11kW:

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)


Kohler K-5533-NA - 13kW:

Model K-5533-NA
Kilowatt Rating 13.0 KW
Maximum Cubic Feet 447 CF
Heater Weight 53 lbs
240V Amperage 59 Amps
Width 19.25" (489mm)
Depth 8.5" (216mm)
Height 12.5" (318mm)


Kohler K-5535-NA - 15kW:

Model K-5535-NA
Kilowatt Rating 15.0 KW
Maximum Cubic Feet 500 CF
Heater Weight 53 lbs
240 Amperage 68 Amps
Width 19.37" (492mm)
Depth 14" (356mm)
Height 13.75" (349mm)



Installation and Operation Manual:

Installation and Operation Manual:

Kohler Steam Generator (5,7,9,11,18,22) IOM.pdf

Spec Sheet:

Kohler K-5525 Spec Sheet.pdf

Service Parts:

Kohler K-5525 Service Parts.pdf


KOHLER® Steam Generator Three‐Year Limited Warranty.pdf

Product Registration:



Warranty information may vary depending on the manufacturer, so please refer to the individual product pages for details. It's important to note that warranties cover damages that occur over time and from use. If an item arrives damaged and is not reported within 30 days, it is not considered a warranty claim.

For any questions, please contact support @

Shipping & Returns

Cancellation & Refund Policy:

At The Home Upgrade, we take pride in offering one of the industry's best return policies. You can cancel your order free of charge at any time before it has shipped, with some exceptions for custom-made orders. For cancellations, please contact us at 469-809-4999 or email support @

Cancellations (Before Order Ships):

If you need to cancel an order, please contact us as within 24 hours so that we can process a full refund before your order is shipped from the warehouse. You can reach our agents during business hours at (469) 809-4999, through the chat in the bottom right, or by emailing at any time.

Cancellations of Custom Orders:

Custom or made-to-order products cannot be cancelled or refunded, as these products are specifically produced for your order. These units are custom made according to your specifications or created once you place your order. Your warranty ensures that you receive a fully functional and operational product. If you are unsure whether your order is custom or made-to-order, please message or call us for clarification. All sales are final for custom-made and made-to-order products.

Refunds and Returns:

If you need to exchange your product, you may do so, but please note that you, as the customer, are responsible for any shipping costs incurred during the returns and exchange process. Please be aware that not all orders are eligible for return once they have shipped, as we source our products directly from manufacturers. Therefore, if the manufacturer does not permit us to return a product, we are unable to offer you a return. This policy may vary on a case-by-case basis, so please reach out to us for specific information regarding your brand and/or product. Due to the increasing costs of LTL/freight shipping, outright returns will be subject to a 25% cancellation fee plus return shipping costs. However, if you are replacing the product with something else, we may be able to assist with covering some of the costs, depending on the product.

Shipping Times:

We strive to deliver your order as quickly as possible. Estimated shipping times provided on the product pages are based on information from our suppliers and freight companies, but these estimates may change or vary without notice due to factors such as supply chain issues, delays in steel mills, manufacturing delays due to mills, high demand on shipping, factory/warehouse and dock workers, and so on).

Order delays are beyond The Home Upgrade's control and have proven to be unavoidable. We understand that this may be frustrating, and we kindly ask for your patience and understanding during these challenging times. We appreciate your business and value your patience.


Frequently Asked Questions:

When will I know if my order has shipped?

Once you place your order, you will receive an order confirmation email. This means that we have received your order and authorized your credit card for the purchase. We immediately check with our suppliers to confirm stock availability for immediate shipment. If your item is on backorder or unavailable, we will void the pre-authorization and notify you by email. If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment. In case of any delay in stock, we will contact you before accepting payment.

When will my order be shipped?

If your order is in stock and we have processed the charges to your credit card, it will be shipped within 2-5 business days from the date of your order. We will send you tracking information within 24 hours of your order leaving the warehouse to the email address you provided during checkout. If you do not receive tracking information within six business days of your order, please feel free to follow up with us at support@

Shipping is limited to the lower 48 states of the USA. For any questions, please email us at support @ or call us at (469) 809-4999.

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