HUUM STEEL Mini Wi-Fi Electric Heater Package

inc GST

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Legendary World No. 1 tennis player PAT RAFTER chooses SDS Australia because quality matters.

Made in Europe | Expertly Designed

The HUUM STEEL Electric Heater package is perfect for smaller saunas. Package includes a HUUM STEEL Mini 3.5kW Electric Heater, featuring a space-saving design, durable stainless steel build, and efficient heating, plus HUUM 3-5cm sauna stones for optimal heating, a HUUM UKU WiFi Controller for remote operation, and a ceiling heat shield.

1 × ~~HUUM STEEL Mini Electric Sauna Heater~~

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$1,169 inc GST

4 × HUUM Sauna Rocks 3-5cm – Box 15kg – Rounded

$460 inc GST

1 × HUUM UKU WiFi Black – Sauna Heater Controller

$1,578.50 inc GST

1 × Ceiling Heat Shield for HUUM CLIFF Mini & STEEL Mini

$358.60 inc GST

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Fast shipping Australia-wide

Australian after-sales support

Premium-quality materials

Easy 30-day returns

We want you to have the perfect Sauna Heater! If your electrician suggests a different model, no worries—you can easily exchange your unopened one within 30 days.

Any questions? We’re here to help. Send us an enquiry or chat with one of our Sauna experts.

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Overview
Important Information
Key Features
Documents & Files

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Overview

HUUM STEEL Mini 3.5kW Complete Sauna HEATER Package
SDS Exclusive

Exclusive to SDS Australia, the HUUM STEEL Mini 3.5kW Electric Sauna Heater Package is specifically designed for small home saunas and compact spaces. With an ultra-slim depth of just 150 mm and extremely small safety clearance distances, it mounts seamlessly against wall surfaces to maximise usable bench room. Its internal air tunnel speeds up heating times, while a generous 60 kg stone capacity ensures a soft, rich steam experience. This complete package comes bundled with the HUUM UKU Wi-Fi Controller for convenient smart control.

Wi-Fi Connectivity & Mobile Control

HUUM Mobile App Compatible: Pre-heat and operate your sauna heater from anywhere with the included HUUM UKU Wi-Fi Control Panel and the HUUM mobile app!

Package Specifications

HUUM STEEL Mini Electric Sauna Heater
Heater Unit

Model	STEEL Mini
Power Output	3.5 kW
Room Volume	3 m³ to 5 m³
Dimensions (W x D x H)	320 x 150 x 975 mm
Net Weight	15 kg
Stone Capacity	60 kg
Fuse Rating	16 A
Supply Voltage	1/N~230V
Power Cable	3 x 2.5 mm²

HUUM UKU WiFi Black – Sauna Heater Controller
Control Panel

Maximum Capacity	Power up to 18 kW
Temperature Adjustment	40 °C to 110 °C
Power Supply	3/N~400V, 1/N~230V
Heating Duration Options	3, 6, 12, or 18 hours
Control Interface	Physical Control Panel + HUUM Smartphone App

Important Information

Electrical Supply Requirements

3.5 kW Model (STEEL Mini): Compatible with standard Single-Phase power supply.

Warranty Information

Heater & Controller – Residential Use: 3-Year warranty.
Heater & Controller – Commercial Use: 1-Year warranty.

Key Features

Key Package Features

Complete Wi-Fi Bundle

Complete Compact Package: Includes the 3.5 kW HUUM Steel Mini heater, UKU Wi-Fi Black Control Panel, wooden safety railing, reflector, and 60 kg of rounded sauna stones.
Smart App Remote Control: Effortlessly preheat your sauna from anywhere using the HUUM mobile app, complete with digital temperature display, custom timers, and door safety switch integration.
Ultra-Thin Wall Mount Profile: Exceptionally shallow depth mounts directly to the wall, preserving valuable bench area in small to intimate residential saunas.
Generous 60 kg Stone Capacity: Holds an impressive quantity of natural rounded stones for a compact wall unit, delivering rich, long-lasting steam (*Löyly*).
Integrated Heat Reflector & Railing: Includes a dedicated heat reflector shield and protective safety railing to maximize safety and efficiency in tight sauna spaces.