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HUUM STEEL Mini 3.5 Sauna Heater

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Estimated Ship Date: Jun 23, 2024 - Jun 26, 2024

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HUUM STEEL Mini 3.5 Sauna Heater

Estimated Ship Date: Jun 23, 2024 - Jun 26, 2024

Need help?  Our experts are here to help!

  • 123000

Discover the Magic of Mini

Step into a world where compact meets power. The HUUM STEEL Mini 3.5 kW sauna heater is tailor-made for modest sauna rooms, offering efficient heating without the bulk. Exceptionally short safety distances combined with a sleek wall-mounted design make it the ideal choice for intimate sauna spaces.

Why Elevate Your Sauna Experience with STEEL Mini?

  • Rapid Heating: Heats up to 25% faster, thanks to its innovative internal air duct. No more long waiting times.
  • Maximized Stone Exposure: Offers prolonged and gentler heat with more exposed stones.
  • Safety First: Ultra-small safety distances, ensuring a safe sauna experience.
  • Elegant Aesthetics: Slender design that's both functional and visually appealing, crafted to perfection.
  • Authentic Craftsmanship: Designed, engineered, and proudly made in Estonia.

Grab Yours Now!


  • Sleek and slender design, perfect for smaller saunas.
  • Heats up rooms ranging from 123 to 212 cu. ft.
  • Compatible with advanced UKU controls (sold separately).
  • Generous 133-pound stone capacity for an immersive heat experience.
  • Direct stone-to-heating element contact for optimized heat distribution.
  • Robust stainless steel build, coupled with top-grade heating elements.
  • Easily mountable on walls, maximizing space.
  • Comes with a limited 5-year warranty (excluding elements).


  • Model: STEEL Mini 3.5
  • Necessities: UKU Control, 133 lbs of stones (4 x 33 lbs of 1" - 2" stones).
  • Requires a minimum 133 lbs of stones (4 boxes sold separately)
  • Weight: 32 lbs
  • Dimensions: 12.6" W x 6" D x 38.4" H
  • Output: 3.5 Kw, 3500 Watts
  • Voltage: 240 Volts
  • Current: 14.58 Amps
  • Phase: 1PH
  • Room Capacity: 123 - 212 CU. FT.
  • Stone Capacity: 133 lbs

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