12 KW
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EOS Invisio Midi Under-Bench Sauna Heater | 6 / 9 / 12 kW
Price range: $5,641.00 through $5,860.00The heater your guests never see. The EOS Invisio Midi, from Germany’s 80-year sauna engineering house, installs under the bench behind a builder-made dividing wall: heat rises through the supplied 48.8-inch protective grill, and water reaches the hidden stones through an included trough, hose, and internal stainless channel. 6, 9, or 12 kW covers rooms from about 35 to 102 sq ft; stainless steel or anthracite; every variant a genuine EOS North America SKU. Requires the matching 9 kW (6/9 kW heaters) or 15 kW (12 kW heater, 208V 3-Phase only) EOS USA control system, sold separately – select below. Dividing wall and bench are builder-supplied; stones selected separately. Ships freight via EOS’s official US distribution; lead time confirmed with your order.
EOS Mythos S45 Design Sauna Heater | 12 / 15 kW
$10,441.00The statement heater for big rooms. The EOS Mythos S45 scales the iF Design Award-winning Mythos design to 12 or 15 kW at 208V three-phase: a 99 lb published stone load, a 24-piece hand-cut Cubius soapstone crown, and a finished-on-every-side body still only 14.6 inches deep. Covers EOS room ranges from 80 to 142 sq ft, private or commercial. Requires one matching 15 kW EOS USA control system (sold separately, select below); no power extension needed. Ships freight via EOS’s official US distribution; lead time confirmed with your order.
HUUM HIVE Electric Sauna Heater with Included Air Tunnel | 12, 15 & 18 kW
Price range: $2,848.00 through $3,356.00Full-size HUUM HIVE is built around 528 lb of stones for large residential and commercial-style sauna rooms from 424 to 989 cubic feet. The current 2025+ U.S. heater includes HUUM’s stainless-steel air tunnel to improve airflow, support the elements, and help them last longer. UKU control, UKU Extension Box, and sixteen 33-lb boxes of 2 to 4-inch stones are required and sold separately.
Harvia Club Series
Price range: $2,023.00 through $2,286.00The Harvia Club series represents a line of premium electric sauna heaters, offering a range of power ratings to suit various sauna room sizes. These heaters embody the traditional Finnish sauna experience, combining modern craftsmanship with the age-old sauna bathing tradition. Exceptionally engineered for reliability, safety, and efficiency, the Club series heaters are ideal for homes, health clubs, hotels, and spas. With a high stone capacity and the need for separate Xenio control units, these heaters ensure a consistent and pleasurable heat distribution. Given their robustness and versatility, the Harvia Club series stands as an excellent choice for both residential and commercial settings.
Homecraft Apex Commercial-Grade Electric Sauna Heater | 10, 12, 15 and 18 kW
Price range: $2,050.00 through $3,100.00A commercial room that goes cold on a Saturday morning costs more than the heater ever did. Apex is the Homecraft built for rooms that open early and run late: an 18-inch stainless tower carrying 350 lbs of igneous rock, elements set back inside a protected air chamber instead of sitting out in the rock, and four outputs covering rooms from 400 to 1,150 cubic feet. Built in Surrey, British Columbia, CSA and UL certified. We sell the contactor box, the touchpad and the rock alongside it, so nothing lands on your dock half finished.
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