HUUM STEEL 9kW Sauna Heater Durable Stainless Steel
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The HUUM STEEL 9.0kW Sauna Heater delivers modern vertical styling with robust, efficient heating—an excellent choice for medium-to-large sauna rooms. With a massive 331 lb. stone capacity and an internal air duct that speeds warm-up while protecting elements, it produces soft, long-lasting steam in a compact footprint. Handcrafted in Estonia, this free-standing electric heater blends HUUM’s craftsmanship with contemporary design.
Key Features
- Slim vertical design — modern, space-saving form for flexible placement
- Large stone capacity — holds up to 331 lbs. (≈10 boxes, sold separately)
- Room size range — ideal for 318–529 cu. ft. sauna rooms
- Efficient heating — internal air duct speeds warm-up and extends element life
- Soft, consistent steam — direct contact between stones and heating elements
- Durable build — stainless steel body & SGS-certified industrial-grade elements
- Flexible installation — compact clearances allow versatile floor placement
- Compatible controls — works with HUUM UKU digital control systems (sold separately)
- Designed in Estonia — Nordic craftsmanship backed by a 5-year warranty
What’s Included
- HUUM STEEL 9.0kW Electric Sauna Heater
- Installation & Operation Manual
- 5-Year Limited Warranty (excluding heating elements)
Technical Specifications
Model | STEEL 9.0 |
Power Output | 9.0kW |
Voltage | 240V / 1PH |
Recommended Room Size | 318–529 cu. ft. |
Stone Capacity | 331 lbs. (≈10 boxes, sold separately) |
Mounting Type | Floor-mounted (free-standing) |
Controls | HUUM UKU (sold separately) |
Construction | Stainless Steel |
Dimensions (W × D × H) | 12.6″ × 12.6″ × 38.4″ (320 × 320 × 975 mm) |
Certification | SGS Listed |
Origin | Estonia |
Warranty | 5-Year Limited (excluding heating elements) |
Why Choose the HUUM STEEL 9.0?
The HUUM STEEL 9.0 balances modern design with dependable performance. Its slim, vertical form saves space, while the oversized stone bed ensures soft, prolonged löyly. Ideal for medium-to-large saunas, it reflects Estonian quality engineering and is backed by a 5-year warranty.
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Installation and Operation Manual
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FAQs
Shipping & Delivery
Free curbside shipping on all orders. White-glove delivery/setup available at checkout in most areas. We’ll confirm your preferred date after purchase.
Warranty
Full manufacturer warranty, registered at purchase. Need help with a claim? Our U.S. support team handles it directly with the brand.
Returns
New, uninstalled items can be returned within the brand’s policy window. We’ll help coordinate pickup and any restocking requirements.
Installation & Power
Most saunas/hot tubs require dedicated circuits. We provide spec sheets and can recommend licensed installers in your area.