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EOS Invisio Midi
EOS Invisio Midi

The EOS Invisio Midi 9kW – Stainless Steel is a sophisticated underbench sauna heater designed for rooms up to 495 cubic feet, delivering powerful, even heat while preserving a sleek, minimalist interior. Crafted from premium stainless steel, this heater offers corrosion resistance and a modern aesthetic that complements any sauna design. Installed discreetly beneath the bench, it frees up space without sacrificing performance, and its quiet operation ensures a tranquil sauna experience. Handcrafted in Germany, the Invisio Midi features a stone chamber supporting up to 44 lbs of stones, allowing for gentle, steam-ready radiant heat. Safety-focused design elements, including internal heat shields and proper clearances, make it suitable for compact installations. Compatible with advanced EOS control units, this modular heater also provides easy maintenance access. Combining high-efficiency heating, elegant craftsmanship, and thoughtful engineering, the EOS Invisio Midi 9kW delivers a luxurious and seamless sauna experience.

  • Hidden Underbench Design – Installs discreetly beneath the sauna bench, maximizing usable space while preserving a clean, minimalist interior for a seamless and elegant sauna environment.
  • Powerful 9kW Heating – Delivers even, consistent heat for sauna rooms up to 495 cu. ft., ensuring rapid warm-up and a comfortable, immersive experience without cold spots.
  • Premium Stainless Steel Finish – Corrosion-resistant and visually striking, this durable construction enhances sauna aesthetics while maintaining long-lasting performance in high-humidity environments.
  • Quiet, Efficient Operation – Engineered with low-noise airflow and high-efficiency heating, providing a tranquil, relaxing sauna session without distracting mechanical sounds.
  • Stone Chamber Heating – Supports up to 44 lbs of stones, enabling gentle, steam-ready radiant heat that enhances humidity control and overall sauna comfort.
  • Safety-Oriented Design – Internal heat shields and proper clearances protect users and ensure safe installation even in compact or tight sauna layouts.
  • Handcrafted in Germany – Precision-engineered using high-grade components, guaranteeing reliability, longevity, and premium performance for both residential and commercial use.
  • MPN: EOS-14-947547
  • Compatibility: Residential or commercial sauna up to 495 cu ft
  • Part Type: Underbench Electric Sauna Heater
  • What’s Included: Installation components (control units sold separately)
  • Voltage / Phase: 240V / 2 Phase, 60 Hz
  • Wattage: 9 kW
  • Dimensions (H×W×D): 2.3–2.5 ft × 3.8 ft × 1.2 ft
  • Weight: 53–55 lbs (without stones)
  • Material: Stainless steel
  • Room Size (cu ft): 313–495
  • Stone Capacity: 44 lbs
  • Control Compatibility: EOS EmoTouch 3, Emotec D, and other EOS control units (sold separately)
  • Installation: Hidden underbench design with minimum air inlet/outlet 1.2 × 0.2 ft
  • Country of Origin: Germany

EOS Invisio Midi 9kW - Stainless Steel

by EOS
SKU: EOS-14-947547
$5,860.00
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✓ FREE Sauna Stones: Includes 44 lbs diabase sauna stones.

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The EOS Invisio Midi 9kW – Stainless Steel is a sophisticated underbench sauna heater designed for rooms up to 495 cubic feet, delivering powerful, even heat while preserving a sleek, minimalist interior. Crafted from premium stainless steel, this heater offers corrosion resistance and a modern aesthetic that complements any sauna design. Installed discreetly beneath the bench, it frees up space without sacrificing performance, and its quiet operation ensures a tranquil sauna experience. Handcrafted in Germany, the Invisio Midi features a stone chamber supporting up to 44 lbs of stones, allowing for gentle, steam-ready radiant heat. Safety-focused design elements, including internal heat shields and proper clearances, make it suitable for compact installations. Compatible with advanced EOS control units, this modular heater also provides easy maintenance access. Combining high-efficiency heating, elegant craftsmanship, and thoughtful engineering, the EOS Invisio Midi 9kW delivers a luxurious and seamless sauna experience.

  • Hidden Underbench Design – Installs discreetly beneath the sauna bench, maximizing usable space while preserving a clean, minimalist interior for a seamless and elegant sauna environment.
  • Powerful 9kW Heating – Delivers even, consistent heat for sauna rooms up to 495 cu. ft., ensuring rapid warm-up and a comfortable, immersive experience without cold spots.
  • Premium Stainless Steel Finish – Corrosion-resistant and visually striking, this durable construction enhances sauna aesthetics while maintaining long-lasting performance in high-humidity environments.
  • Quiet, Efficient Operation – Engineered with low-noise airflow and high-efficiency heating, providing a tranquil, relaxing sauna session without distracting mechanical sounds.
  • Stone Chamber Heating – Supports up to 44 lbs of stones, enabling gentle, steam-ready radiant heat that enhances humidity control and overall sauna comfort.
  • Safety-Oriented Design – Internal heat shields and proper clearances protect users and ensure safe installation even in compact or tight sauna layouts.
  • Handcrafted in Germany – Precision-engineered using high-grade components, guaranteeing reliability, longevity, and premium performance for both residential and commercial use.
  • MPN: EOS-14-947547
  • Compatibility: Residential or commercial sauna up to 495 cu ft
  • Part Type: Underbench Electric Sauna Heater
  • What’s Included: Installation components (control units sold separately)
  • Voltage / Phase: 240V / 2 Phase, 60 Hz
  • Wattage: 9 kW
  • Dimensions (H×W×D): 2.3–2.5 ft × 3.8 ft × 1.2 ft
  • Weight: 53–55 lbs (without stones)
  • Material: Stainless steel
  • Room Size (cu ft): 313–495
  • Stone Capacity: 44 lbs
  • Control Compatibility: EOS EmoTouch 3, Emotec D, and other EOS control units (sold separately)
  • Installation: Hidden underbench design with minimum air inlet/outlet 1.2 × 0.2 ft
  • Country of Origin: Germany