Description

The HUUM STEEL 6.0kW Sauna Heater is a compact, space-efficient electric sauna heater designed for rooms between 212 to 353 cubic feet. Engineered in Estonia, it blends sleek Nordic aesthetics with advanced thermal performance. The slim profile and reduced safety clearance—just 2″ from walls—make it an ideal choice for home saunas with limited space. The internal air duct system improves heating speed by up to 25%, while the large 331 lb stone capacity delivers a more consistent, milder heat. Sauna stones and control system are sold separately.

Features

• Minimalist Slim Design: Perfect for compact or narrow sauna layouts
• Accelerated Heating: Internal air duct increases efficiency by up to 25%
• Stone Capacity: Holds 331 lbs of stones for longer-lasting, softer heat (stones sold separately)
• Control Compatibility: Works with HUUM UKU Local or Wi-Fi controllers (sold separately)
• Optimized safety distances – as low as 2″ to nearby surfaces
• Floor-mounted design for easy integration and stability
• Stainless steel construction for durability and modern style
• Designed and manufactured in Estonia
• 5-Year Limited Warranty (excludes heating elements)

Technical

The STEEL 6.0kW sauna heater offers premium heating performance in a slim, vertical format. With dimensions of 12.6″ W x 12.6″ D x 38.4″ H, it fits neatly into tight spaces without compromising on output. Its 331-pound stone capacity supports prolonged, even heating and rich steam, and the internal air duct minimizes heat-up time. Designed to work seamlessly with HUUM’s UKU series of controllers (available separately), this heater is a modern and functional upgrade for small to mid-size sauna rooms.

Specifications

In the Box

• HUUM STEEL 6.0kW Sauna Heater (Main Unit)
• Installation & User Manual
• Mounting Brackets & Hardware