
Product Information
The HUUM UKU Wi-Fi Digital Controller offers effortless sauna heating, either directly or via the HUUM mobile app. It requires a Wi-Fi connection to enable remote operation, providing convenience at your fingertips.
Compatible with HUUM heaters up to 11kW (and up to 18kW with an additional Ext Box), it ensures versatile use. Safety features like overheating protection and a child safety lock enhance reliability.
The user-friendly digital interface allows precise control of time and temperature settings. With smart automation, it delivers a seamless and comfortable sauna experience.



Product Features
The HUUM UKU Wi-Fi Controller features a sleek black display for heaters up to 18kW (extension box needed for over 11kW) and offers settable time, temperature (122-230°F), and delay start (up to 48hrs).
It supports remote control via the HUUM app, includes safety features like overheat protection and child safety lock, and connects to lights and ventilation.
Additional features include temperature and door sensors, smart heating, and decorative panel options.

HUUM UKU Wi-Fi Digital On/Off, Time, Temp Control with WiFi
- Compatibility: Supports heaters up to 18kW (extension box required for over 11kW).
- Control Options: Set on/off, time, temperature (122-230°F), and delayed start (up to 48hrs).
- Multi-Language Support: Available in English, German, Russian, Italian, Finnish, and Estonian.
- Smart Features: Optional smart heating, unlimited users, and temperature notifications.
What’s Included?
- Black control display panel, 4.13" x 2.17" x 0.87"
- Main control module, 5.59" x 3.54" x 2.28"
- Temperature sensor
- Door sensor
- Control display panel cable, 9.84', 22AWG
- Temperature sensor cable, 16.4', 24AWG
- Door sensor cable, 16.4', 24AWG
- Installation and Operation manual
- Limited 5-year warranty (excluding elements)

Additional Features
The HUUM UKU Wi-Fi controller offers advanced features such as a remotely located main control module,
notifications when the set temperature is reached, and compatibility with lights and ventilation
systems.
It supports unlimited users, has smart heating options, and can be installed inside or outside the
sauna. The controller also includes multilingual support and decorative panels.

Remote Notifications
Alerts when the set temperature is reached.

Smart Heating
Optional setting for enhanced energy efficiency and comfort.

Flexible Installation
Can be installed inside or outside the sauna room.

Integrated Connectivity
Connects to lights and ventilation for added convenience.
About HUUM
HUUM is an innovative Estonian company creating high-quality sauna heaters that blend exquisite design, smart technology, and traditional craftsmanship.
Founded by Siim Nellis, a third-generation sauna stove producer, HUUM draws on decades of expertise and Nordic sauna traditions.
Their award-winning designs, like the DROP heater, prioritize gentle steam, efficiency, and sustainability. Made in Estonia, HUUM brings the authentic sauna experience to the world.


Why Choose Us?
Choose Peak Primal Wellness for a personalized, community-driven approach to health. We prioritize your well-being with high-quality products, tailored solutions, and 24/7 support.
As a family-owned business, we build lasting relationships, offering authentic, effective solutions to help you achieve your wellness goals.
Join our thriving community and embark on a journey toward optimal health with passionate professionals who genuinely care. At Peak Primal Wellness, you're not just a customer—you're family.
Specifications
Brand | HUUM |
SKU | H2004012 |
Model | UKU Wi-Fi |
Minimum Temperature | 104 F |
Maximum Temperature | 230 F |
Dimension (W x D x L) | 2.2 in x 0.9 in x 4.1 in |
Installation and Operational Manual | UKU Local/WiFi IOM |
Warranty & Returns
Return Policy
Bathing Brands accepts returns of new, uninstalled items within 30 days of purchase. Contact us
promptly for a Return Authorization Number. For shipping damage, include photos and note if damage was
recorded upon delivery. Bathing Brands covers return shipping for damages or errors. For
change-of-mind returns, restocking fees are case-by-case, and customers cover shipping both ways. We
recommend insured shipping via the original method (Ground or LTL). Once returned, items are
inspected, and if damaged, you’ll be notified to file a claim with your shipper. Refunds are processed
after inspection. Custom or special-order items are non-returnable.
To request a return or refund, customers can use our contact form, email
(info@peakprimalwellness.com) , or phone
- (877) 689-4898. Once the product is inspected and confirmed to be in brand new condition, we will initiate the
refund, which typically takes 5-7 business days to post back to the original payment method. Refunds
can be applied via the customer’s preferred method, including card or bank transfer. Shipping
instructions and the return address will be provided upon contacting customer service. Please include
photos if the product arrives damaged.
Click here
to view our complete return policy for more details.
Shipping Policy
Customers may contact us by phone or email anytime to inquire about the status of their order. While we may not always have a tracking link available before the order ships, we are happy to check its current status for you. If an item is never received, please contact us immediately. We will promptly file a claim on your behalf and ship a replacement to ensure you receive your product as soon as possible. Click here to view our complete Shipping policy for more details.
Frequently Asked Questions
What is the HUUM UKU Wi-Fi controller?

The HUUM UKU Wi-Fi controller is a smart sauna control system that allows you to manage your sauna’s on/off, temperature, and timer settings locally or remotely via the HUUM mobile app.
Is the HUUM UKU Wi-Fi compatible with all sauna heaters?

It is compatible with HUUM sauna heaters up to 18kW. An extension box is required for heaters over 11kW.
Can I start the sauna in advance?

Yes, the controller supports a delayed start feature that allows you to schedule sauna heating up to 48 hours in advance.
How many users can access the system?

The system supports an unlimited number of users via the mobile app.
What safety features does it include?

The controller has overheat protection and a child safety lock for secure operation.
Does it notify when the sauna reaches the set temperature?

Yes, the system sends notifications when the desired temperature is reached.
What is the purpose of the smart heating feature?

Smart heating optimizes energy use and ensures the sauna is ready at your preferred time and temperature.