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HUUM HIVE 12.0kW Sauna Heater

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Customer Reviews

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The HIVE 12kW electric sauna heater offers contemporary sophistication, ideal for larger saunas found in health clubs, spas, and gyms. This floor-mounted heater boasts a capacity of 552 lbs of stones (463 lbs with HIVE air tunnel), ensuring unparalleled efficiency and performance in saunas of up to 883 cubic feet (CF). Crafted with precision engineering in Estonia, it delivers an authentic European sauna experience.


Required control, extension box and sauna stones (17 boxes) sold separately.



  • 12.0kW Sauna heater
  • Adjustable legs
  • Installation and operation manual
  • Limited 5-year warranty (excluding elements)



  • Sleek and refined design
  • Ideal for commercial applications
  • Operates at 240V/1PH
  • Suited for sauna rooms ranging from 424 to 883 cu. ft.
  • Compatible with UKU controls (available separately)
  • Compatible with UKU extension box (available separately)
  • Holds a large capacity of 552 pounds of stones (requires 17 boxes, sold separately) or 463 lbs with HIVE air tunnel
  • Direct contact between stones and heating elements
  • Increased stone exposure results in a longer and gentler heat
  • Constructed with stainless steel for durability
  • Features stainless steel, industrial-quality heating elements
  • Floor model with adjustable legs for easy installation
  • Crafted with precision engineering in Estonia
  • Dimensions: 22" Diameter x 29.5" H (560mm x 750mm)
  • SGS Listed for safety
  • Comes with a limited 5-year warranty (excluding elements)



Model HIVE 12
Kilowatt Rating 12KW
Minimum Cubic Feet 424 CF
Maximum Cubic Feet 883 CF
Heater Weight 44.1 lbs
Shipping Weight with Sauna Stones 596.1 lbs
240V, Single Phase Amperage 50 Amps
Circuit Breaker 30 + 30
Wire Size AWG 10 + 10
Diameter 22" (560mm)
Height 29.5" (750mm)


Buyer is obligated to read user manual and follow instructions and requirements presented. Damage to the product caused by not following instructions and requirements will void warranty


If any defects are found on the product, where manufacturer can be blamed, then buyer has the right to demand fixing or replacing the product. Demands must be made not later than 5 years after buying the product. Purchase receipt needs to be presented when warranty demands are made.


Warranty Terms:

  • Warranty applies only to electric heaters that have been used according to the manual.
  • NB! Warranty does not cover heating elements. They are considered as consumable parts.
  • Warranty does not cover wear that occurs from natural usage.
  • Warranty does not cover defects or wear caused by planned use.
  • Warranty does not imply when:
    • Damage or defects are caused by transportation or other actions not controlled by the manufacturer.
    • The product has been damaged by carelessness or overload.
    • The product has not been installed correctly.
    • The product has been modified in any way.
    • The warranty period is over.
    • The product is not complete.


Return Policy

If you are unsatisfied with the components within your purchase and they are not considered a “special order”, you may return the item(s) in original re-salable condition, in the original unopened packaging for a refund within 30 days of the original purchase date.If you receive an order that is damaged, defective, or incomplete, please don't hesitate to get in touch with us using the following contact information:


Items must be returned within 30 days of delivery to be eligible for a refund. Please note that returns received without a return authorization number will not be refunded.