Iki Corner Electric Sauna Heater

Soft steam, optimized design for the corner of your sauna.

The authentic Finnish corner heater that delivers traditional löyly steam with modern Wi-Fi convenience and space-maximizing design.

iki corner sauna heater w wifi control
iki corner electric sauna heater in cedar sauna

Why The iki corner heater?

The IKI Corner transforms any corner of your sauna into a powerful steam-generating powerhouse that delivers authentic Finnish löyly.

This ingenious corner-mounted design maximizes your sauna space while providing the genuine Finnish sauna experience that only comes from proper stone heating and traditional airflow patterns.

With its unique mesh construction and generous stone capacity, the IKI Corner creates the soft, enveloping steam that makes Finnish saunas legendary worldwide.

Key Benefits

The Iki Corner is a part of one of our most popular electric heater series along with the Iki Pillar and Iki Wall heaters. 

Authentic Finnish Löyly Experience

With generous 90-198 lb stone capacity creates the soft, humid steam that defines authentic Finnish saunas, transforming your relaxation ritual into a genuine Nordic wellness experience.

Corner Space Optimization

Ingenious corner mounting design reclaims valuable sauna real estate while providing 176-565 cubic feet of heating capacity, giving you more room for benches and movement without sacrificing heating power.

Wi-Fi Control Convenience

Program your sauna to be ready exactly when you want it. Set it before work and come home to a perfectly heated sauna, or delay the start time up to 9 hours for ultimate flexibility in your daily wellness routine.


Premium Stainless Steel Construction

Durable stainless steel mesh frame and heating elements resist corrosion and maintain their appearance through years of high-heat, high-humidity use, protecting your investment for decades.


Built-in Safety Systems

Integrated high-temperature limit controls and proper electrical certifications ensure safe operation, giving you peace of mind during every sauna session.


 

Flexible Power Options

Available in 6kW and 9kW configurations to perfectly match your sauna size and electrical capacity, preventing over-heating or under-performance issues.

 

Iki Corner Models & Specs

Choose from four expertly engineered configurations designed to deliver optimal performance for your specific sauna requirements. Each model combines traditional Finnish design principles with modern safety and efficiency standards.

Models

IKI Corner 6kW Models:

  • Sauna Capacity: 176-317 cubic feet
  • Dimensions: 54.7″ H × 11.8″ radius (139cm × 30cm)
  • Stone Capacity: 90 kg / 198 lbs
  • Power Requirements: 240V, 28.75 amps, 30A breaker
  • Wire Size: 10 AWG copper
  • Heating Coverage: Perfect for compact family saunas and intimate spaces

IKI Corner 9kW Models:

  • Sauna Capacity: 282-565 cubic feet
  • Dimensions: 50.8″ H × 14.9″ radius (129cm × 38cm)
  • Stone Capacity: 140 kg / 308 lbs
  • Power Requirements: 240V, 37.5 amps, 40A breaker
  • Wire Size: 6 or 8 AWG copper
  • Heating Coverage: Ideal for larger family saunas and entertaining spaces

 

Both power configurations feature identical safety systems, premium stainless steel construction, and traditional Finnish mesh design for authentic steam production.

Additional Product Details

Specs

Premium Construction & Materials

  • Authentic Finnish stainless steel mesh design for traditional airflow patterns
  • Corrosion-resistant heating elements rated for high-humidity environments
  • Professional-grade electrical components with UL certification
  • Steam guide and heat deflector included for ceiling protection

Complete Installation Package

  • Detailed professional installation manual with step-by-step instructions
  • Required safety warning placards and mounting hardware included
  • Compatible with standard residential electrical systems

Stone Requirements & Recommendations

  • Proper stone arrangement critical for performance and safety
  • Annual stone inspection and replacement recommended

Energy Efficiency & Operating Costs

  • Efficient airflow design minimizes electricity consumption
  • Precise temperature control prevents energy waste from overheating
  • Low-maintenance operation reduces long-term ownership costs

Safety Certifications & Warranty

  • UL Standard 875 certified for North American electrical safety
  • Built-in high-temperature limit controls with manual reset
  • Professional installation ensures code compliance
  • 24-month manufacturer warranty on all components

 

Download the Iki Corner Installation Manual here.

Product Images

Uku Wi-Fi Control - A Smarter Way To Sauna

UKU makes your sauna simple. Turn it on from your phone. Set the temperature and timer.

Get it hot before you even get home. It’s safe, easy, and ready when you are.

*Iki Corner sauna heaters are available with built-in knob controls. 

UKU Wifi Sauna Control

How It Works

  • Download the HUUM app
  • Create an account
  • Connect the app to your sauna using the code on the main module
  • Pick your temperature and set the timer
  • Tap “Start” — your sauna heats up and notifies you when it’s ready

Specs & Features

  • Easy-to-use interface 
  • Works with the HUUM app (Wi-Fi or 4G versions)
  • Set temperature up to 194°F
  • Schedule heating times
  • Built-in safety: door sensor, child lock, overheat shutoff
  • Made in Estonia

Why It's a Game-Changer

  • No more waiting for the sauna to heat up.
  • Built-in sensors and locks give you peace of mind.
  • Control it all from your phone, wherever you are.
  • UKU works for you. Set your schedule, get your heat, and enjoy your sauna on your terms.

Local Support & Finnish Expertise

We’re not just a sauna dealer—we’re sauna users, builders, and enthusiasts with Finnish roots and Minnesota values.

With 45+ five-star Google reviews and a showroom where you can experience authentic Finnish sauna firsthand, we’re proud to be one of Minnesota’s most trusted sauna builders—transforming homes one beautiful sauna at a time.

image of the sauna supply company team

Your Next Step - Submit a Form

The IKI Corner Electric Sauna Heater transforms unused corner space into the heart of your authentic Finnish sauna experience, delivering traditional löyly steam with modern convenience and space-maximizing design.

Whether you choose the 6kW model for intimate family sessions or the 9kW for entertaining, you’re investing in genuine Finnish craftsmanship backed by Minnesota’s trusted sauna experts.

Common Questions

Here are some of the most common questions people ask.

The 6kW model holds 198 lbs of stones, while the 9kW holds 308 lbs. We stock appropriate sauna stones and can guide you through proper stone selection and arrangement techniques. Correct stone placement is critical for both performance and safety, and we provide detailed guidance to ensure optimal results.

The Iki Corner Heater operates on 240 volt power.  The amperage depends on the model chosen.  View installation manual for more information.  

Yes, the IKI Corner works excellently as an upgrade to existing saunas, especially those with inadequate corner space utilization. We’ll help you verify proper clearances (4 inches from combustible surfaces) and ensure your room’s electrical capacity can handle the power requirements.

The UKU Wi-Fi system connects to your home network and provides smartphone app control for preheating, temperature adjustment, and session monitoring. It’s designed specifically for high-heat environments and includes backup manual controls. The system maintains connection reliability even in the challenging sauna environment.

The Iki Corner has a limited 2 year warranty on the heater and 10 year warranty on the stainless steel mesh.  

Still have other questions?

If you have other questions or need specific information, don’t hesitate to ask. We have years of sauna experience and will help you with what you need.

Visit Our MN Sauna Showroom

Experience the difference quality makes at our Cokato showroom, where you can see, touch, and even try our saunas before making your decision. Our showroom features models of custom indoor, custom outdoor and modular saunas, allowing you to compare construction quality, experience different wood types firsthand, and feel the authentic heat firsthand. Whether you’re drawn to the aromatic Western Red Cedar, the clean look of Canadian Hemlock, or the traditional Nordic Spruce (and more), seeing and smelling these woods in person makes all the difference.

Our sauna experts are here to answer your questions, explain the differences between modular and custom construction, and help you visualize how a sauna would fit into your lifestyle and property. Many customers tell us that visiting the showroom transformed their understanding of what they wanted—there’s simply no substitute for experiencing seeing and sitting in a sauna before you buy.

Our sauna showroom is located at 500 Cokato St W in Cokato, Minnesota.  View our current business hours on Google Business Profile here or call 612.505.9700 to schedule an appointment. 

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Submit the form, and we’ll be in touch to discuss your project.