HUUM STEEL Mini 3.5 kW 240V Electric Sauna Heater- Complete Package Options

Name: HUUM STEEL Mini 3.5 kW 240V Electric Sauna Heater- Complete Package Options
Brand: HUUM
Price: 1576.0 USD
Availability: InStock

$1,576.00

$1,976.00 Save $400.00

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Authorized Dealer – Full Warranty Included

The compact HUUM STEEL Mini 3.5 kW sauna heater, with exceptionally short safety distances, is a wall-mounted model that is engineered for smaller sauna rooms. The STEEL Mini sauna heater is designed for sauna spaces from 106 to 177 cubic feet (CF).

Ideal for small saunas with limited space
For sauna rooms from 123 to 212 cu.ft.
133 lb stone capacity for long, gentle heat
Reaches up to 230 °F
Fast 20–30 min heat-up time
Stainless steel body & industrial-grade elements
Designed & handcrafted in Estonia

Questions or specifications please call/text: 360-360-6968 or email: info@nwimmersion.com for the Best Deal!

Required For Operation- Get the Complete Package!

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Required For Operation- Get the Complete Package!

Product Overview

The compact STEEL Mini 3.5 kW sauna heater, with exceptionally short safety distances, is a wall-mounted model that is especially suited for modest sauna rooms. The STEEL Mini 3.5kW sauna heater is designed for sauna spaces up to 212 cubic feet (CF). A wall-mounted sauna heater with exceptional safety features, perfect for smaller saunas. Designed for sauna spaces up to 212 cubic feet in size.

Required Control and sauna stones (4 boxes) sold separately

Features

Slender design
Suitable for use in small saunas with limited space
Small safety distances
Heats up to 25% faster due to internal air duct
For sauna rooms from 123 to 212 cu. ft.
Works with UKU controls (sold separately)
133 pound stone capacity (required 4 boxes sold separately)
Direct contact between stones and heating elements
More exposed stones creates a longer and milder heat
Stainless steel construction
Stainless steel, industrial quality heating elements
Wall-mount model
Designed, engineered, and made in Estonia

Why You'll Love it!

Designed for Comfort and Wellness

What sets HUUM apart is its dedication to providing a sauna experience that enhances both physical and mental wellness. The heater’s design maximizes the release of beneficial negative ions, promoting relaxation and a sense of calm. With its superior ability to regulate heat and humidity levels, this sauna heater allows you to enjoy soothing, rejuvenating steam that wraps your body in warmth without feeling too harsh or overwhelming. Additionally, HUUM’s simple, smart control system offers both local and WiFi-enabled options, giving you the flexibility to adjust settings and schedule sessions remotely, ensuring a perfectly tailored sauna experience at your convenience.

HUUM STEEL: Compact Design, Powerful Performance

The STEEL electric sauna heater has been specifically designed for modern home saunas with limited space. Its compact size and powerful performance make it a stylish addition to any interior. The heater is compatible with the UKU sauna control system, allowing you to adjust the sauna temperature remotely. Featuring an optimized structure, the heater offers minimal safety distances and an internal air tunnel that improves airflow and speeds up heating by 25%. The large stone capacity of up to 330 lbs ensures prolonged, mild steam, while the wall-mounted STEEL Mini accommodates up to 132 lbs of stones.

What’s Included

3.5kW Sauna Heater
Wall Fastening Bracket
Installation and Operation Manual
3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)

Specifications

Dimensions: 12.6″ W (320mm) x 6″ D (150mm) x 38.4″ H (975mm)
Limited 3-year warranty (excluding elements)
Construction material: Stainless steel
Dimensions: 12.6″ W (320mm) x 6″ D (150mm) x 38.4″ H (975mm)
Weight: 32 lbs (14.5kg)
Length / Width: 12.6″ (320mm)
Width / Depth: 6″ (150mm)
Height: 38.4″ (975mm)
UKU Control, 133 lbs stones (Qty 4 x 33 lbs of 1″ – 2″ (3-5 cm) stones boxes)
Package contents: 3.5kW sauna heater
Wall fastening bracket
Installation and operation manual

Resources & Guides

Resources- Click Links Below

HUUM Steel Manual

HUUM Steel Mini Spec Diagram

HUUM Stone Requirements

Elements Required

Huum warranty

Size Your Sauna

Shipping & Delivery

At NW Immersion, we believe your sauna experience should feel premium from the moment you place your order. Your Harvia KIP80B Electric Sauna Heater will be carefully packaged and shipped directly to your doorstep using trusted carriers such as FedEx or UPS for safe and reliable delivery.

Fast FREE Nationwide Shipping – Orders ship quickly from authorized U.S. distribution centers for efficient delivery.
Tracking Provided – You’ll receive tracking information as soon as your order ships so you can monitor delivery every step of the way.
Secure Premium Packaging – Your sauna heater is professionally packaged to help ensure it arrives in perfect condition.
Market-Leading U.S.-Based Customer Support – Our knowledgeable sauna experts are real, live professionals based in the United States and available to assist with product questions, heater sizing, installation guidance, safety clearances, shipping updates, and creating the perfect sauna setup for your space.

We’re committed to providing a seamless luxury buying experience from checkout to delivery.