HUUM compact sauna heater kit with vertical stone container and digital control panel
HUUM compact sauna heater kit in various colors and finishes including black, white, gray, gold, wood, and metallic options
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HUUM sauna heater stones for compact sauna heater kit providing efficient heat retention

HUUM CLIFF Mini 4kW Sauna Heater Kit

Regular price$2,739.00
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HUUM CLIFF Mini 4kW Sauna Heater Package with UKU Controller & Stones

Transform your small sauna into a luxurious retreat with the HUUM CLIFF Mini 4kW Sauna Heater Package. Crafted in Estonia for compact spaces, this wall-mounted electric heater combines rapid heat-up, elegant Scandinavian design, and complete digital control with the HUUM UKU controller. With a 132 lb. stone capacity and optional Wi-Fi app integration, the CLIFF Mini delivers soft, long-lasting steam in saunas from 106 to 177 cu. ft.

Key Features

Design Wall-mounted, slender vertical profile — perfect for compact saunas
Rapid Heating Internal air duct system warms sauna up to 25% faster
Stone Capacity 132 lbs. (1"–2" Olivine Diabase stones included)
Heat Quality Direct stone-to-element contact for mild, long-lasting steam
Precision Stone Stacking Removable ribs allow optimal stone placement for performance & aesthetics
Build Quality Durable stainless steel housing with industrial-grade heating elements
Controls UKU Black digital control system with temperature, timer, safety lock, delay start, and optional Wi-Fi app
Safety Overheat protection, child lock, and SGS-certified heating elements
Craftsmanship Designed, engineered, and manufactured in Estonia
Warranty 5-Year Limited Warranty (excluding heating elements)

UKU Control System (Black)

Interface Sleek touchscreen panel with multilingual display (EN, DE, RU, IT, FI, EE, PL, FR)
Functions Set temperature (104°F–230°F), on/off scheduling, 48-hour delay start, lighting & ventilation control
Wi-Fi Optional — mobile app integration available
Safety Overheat protection, child lock
Dimensions Control Panel: 2.2" W x 0.9" D x 4.1" H
Main Module: 3.5" W x 2.3" D x 5.6" H

What’s Included

CLIFF Mini 4kW Sauna Heater Wall-mounted heater, 2 prop blocks, installation & operation manual
UKU Control System (Black) Control console, main control module, temperature sensor, door sensor, necessary cables, manuals
Sauna Stones 132 lbs. of Olivine Diabase stones (1"–2" / 3–5 cm, rounded)
Warranty 5-Year Limited Warranty (excluding heating elements)

Technical Specifications

Model CLIFF Mini 4STU
Power Output 4kW
Sauna Room Size 106–177 cu. ft.
Stone Capacity 132 lbs. (included)
Construction Stainless steel
Dimensions 10.6" W x 6.3" D x 38.4" H (270 x 160 x 975 mm)
Mounting Wall-mounted
Control Type UKU Digital Controller (Black, Wi-Fi optional)
Warranty 5 years (excluding elements)
Origin Estonia

Why Choose the HUUM CLIFF Mini 4kW Package?

The HUUM CLIFF Mini 4kW is purpose-built for compact saunas, combining modern design, fast heating, and long-lasting performance. With included premium stones and the UKU smart control system, it offers a seamless sauna experience with traditional heat and modern convenience — perfect for residential wellness spaces.

Shop with Confidence at MyLuxuryHomeSpa.com

We are an authorized HUUM dealer offering genuine products, warranty coverage, and expert support. Whether you’re upgrading your current sauna or building new, our specialists can help you plan the perfect setup.

Order your HUUM CLIFF Mini 4kW Sauna Heater Package today and bring premium European craftsmanship and intelligent heating into your home spa.

Pro Tip: For the best steam quality, stack stones loosely and pair the UKU controller with Wi-Fi for preheating your sauna before you step inside.

Technical Specifications 

Installation and Operation Manual 

Warranty

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