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Free Shipping / No Sales Tax / Call Us 725-777-5484

HUUM STEEL Mini Series 3.5kW Sauna Heater Package

Original price $2,272.00 - Original price $3,649.00
Original price
$2,272.00 - $3,649.00
Current price $2,272.00
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This HUUM Steel Mini sauna heater package comes complete with the traditionally designed STEEL Mini 3.5kW sauna heater, UKU control (WiFi optional), and sauna stones - everything you need to build your dream sauna experience. The package has been combined for use in sauna rooms up to 212 cubic feet (CF).


STEEL Mini 3.5kW Sauna Heater

  • Slender design
  • Suitable for use in small saunas with limited space
  • Small safety distances
  • Heats up to 25% faster due to internal air duct
  • For sauna rooms from 123 to 212 cu. ft.
  • Works with UKU controls (sold separately)
  • 133 pound stone capacity (required 4 boxes sold separately)
  • Direct contact between stones and heating elements
  • More exposed stones creates a longer and milder heat
  • Stainless steel construction
  • Stainless steel, industrial quality heating elements​
  • Wall-mount model
  • Designed, engineered, and made in Estonia
  • Dimensions: 12.6" W (320mm) x 6" D (150mm) x 38.4" H (975mm)
  • Limited 5-year warranty (excluding elements)


  • Sleek Black control display panel
  • Multiple Color Options available (additional charges apply)
  • Settable on/off, time, temperature, and delay
  • Settable temperature range of 104-230F
  • Delayed start up to 48hrs in advance
  • Optional Built-in Wi-Fi interface for HUUM mobile app (additional charges apply)
  • 8 Language options: English, German, Russian, Italian, Finnish, Estonian, Polish and French
  • Inside/outside sauna room installation
  • Optional smart heating setting
  • Available decorative control display panels
  • Displays set temperature and room temperature
  • Temperature sensor
  • Door sensor to keep the heat inside the room
  • Remotely located main control module
  • Connects to lights and ventilation
  • Overheat protection
  • Child safety lock
  • Control Console Dimensions: 2.2"W (55mm) x 0.9"D (22mm) x 4.1"H (105mm)
  • Main Control Module Dimensions: 3.5"W (90mm) x 2.3"D (58mm) x 5.6"H (142mm)

Stones 12

  • Olivine diabase sauna stones
  • Rounded shape to complement heater design
  • Durable with high-heat capacity
  • Stones range from 1" to 2" (3-5 cm)

                          Package Includes

                          STEEL Mini 3.5kW Sauna Heater

                          • 3.5kW sauna heater
                          • Wall fastening bracket 
                          • Installation and operation manual
                          • 5-Year limited warranty (excluding elements)


                          • Black Control console
                          • Main control module
                          • Temperature sensor
                          • Door sensor
                          • Control display panel cable
                          • Temperature sensor cable
                          • Door sensor cable
                          • Installation and operation manual
                          • 5-Year limited warranty

                          Stones 12

                          • 132 lbs of 1" to 2" (3-5 cm) round Olivine sauna stones


                                                  STEEL Mini 3.5
                                                  Kilowatt Rating 3.5 KW
                                                  Minimum Cubic Feet 123 CF
                                                  Maximum Cubic Feet 212 CF
                                                  Heater Weight 32 lbs
                                                  Shipping Weight with Sauna Stones 165 lbs
                                                  240V, Single Phase Amperage --
                                                  Width 12.6" W (320mm)
                                                  Depth 6" D (150mm)
                                                  Height 38.4" H (975mm)
                                                  Minimum Temperature Setting 104 F
                                                  Maximum Temperature Setting 230 F
                                                  Shipping Weight 20 lbs
                                                  Console Dimensions
                                                  Width 2.2" (55mm)
                                                  Depth 0.9" (22mm)
                                                  Height 4.1" (105mm)
                                                  Main Module Dimensions
                                                  Width 3.5" (90mm)
                                                  Depth 2.3" (58mm)
                                                  Height 5.6" (142mm)
                                                  Display Panel Cable
                                                  Length 9.8 ft
                                                  AWG 22
                                                  Temp Sensor Cable
                                                  Length 16.4 ft
                                                  AWG 24
                                                  Door Sensor Cable
                                                  Length 16.4 ft
                                                  AWG 24