STEEL Mini electric sauna heater is the perfect choice for those who want a powerful and efficient sauna heater for their compact home sauna.
Its sleek and slim design allows for easy wall mounting, and the short safety distances make it suitable for even the smallest steam rooms.
The built-in air tunnel ensures quick heating, and it still holds an impressive 60 kg / 132 lb of sauna stones for gentle and long-lasting steam.
Plus, the elegant stainless steel enclosure adds a touch of modern style to any sauna.
We strongly recommend including a safety railing in your sauna—either a custom design from your builder or our HUUM safety railing—for enhanced safety and comfort.
| Model | STEEL Mini 4 |
|---|---|
| Connection | |
| Fuse | 20 A |
| Supply voltage | 240 V 2~ |
| Power cable | 12 AWG |
| Heater | |
| Power rating (kW) | 3.5 |
| Steam room min | 3 |
| Steam room max | 5 |
| Holding capacity of sauna rocks (kg) | 60 |
| Weight | 14.5 |
| Height | 975 |
| Width | 310 |
| Depth | 160 |
| Safety Distances | |
| A | 50 |
| B | 420 |

- electric sauna heater
- adjustable legs
- UKU sauna control system
- 60 kg / 132.3 lb of sauna stones with a diameter of 3–5 cm / 1.2-2 in
- Heat-resistant power cable
STEEL Mini electric sauna heater is the perfect choice for those who want a powerful and efficient sauna heater for their compact home sauna.
Its sleek and slim design allows for easy wall mounting, and the short safety distances make it suitable for even the smallest steam rooms.
The built-in air tunnel ensures quick heating, and it still holds an impressive 60 kg / 132 lb of sauna stones for gentle and long-lasting steam.
Plus, the elegant stainless steel enclosure adds a touch of modern style to any sauna.
We strongly recommend including a safety railing in your sauna—either a custom design from your builder or our HUUM safety railing—for enhanced safety and comfort.
| Model | STEEL Mini 4 |
|---|---|
| Connection | |
| Fuse | 20 A |
| Supply voltage | 240 V 2~ |
| Power cable | 12 AWG |
| Heater | |
| Power rating (kW) | 3.5 |
| Steam room min | 3 |
| Steam room max | 5 |
| Holding capacity of sauna rocks (kg) | 60 |
| Weight | 14.5 |
| Height | 975 |
| Width | 310 |
| Depth | 160 |
| Safety Distances | |
| A | 50 |
| B | 420 |

- electric sauna heater
- adjustable legs
- UKU sauna control system
- 60 kg / 132.3 lb of sauna stones with a diameter of 3–5 cm / 1.2-2 in
- Heat-resistant power cable
Accessories
Heater for modern home saunas
STEEL electric sauna heater has been developed for contemporary apartment saunas. Its small measures and powerful construction provide a stylish supplement to the interior. The sauna heater is compatible with UKU sauna control system, which enables to heat the sauna irrespectively of where you are.
Optimized construction of STEEL sauna heater has small safety distances, and its internal air tunnel assures effective air flow and expedites sauna heating by 25%. In addition, it prolongs the useful life of the heating elements. According to the experts, you’ll need 50 kg of sauna rocks for a mild steam. STEEL electric sauna heater holds as much as 150 kg of stones, and the wall-mountable STEEL Mini fits 60 kg of sauna rocks.
STEEL and CLIFF sauna heaters that have minimized ecological footprint
STEEL electric sauna heaters form inseparable pairs with award-winning CLIFF electric sauna heaters. One could not exist without the other. These two sauna heaters are produced from the same stainless steel sheet. Fins of CLIFF sauna heaters are made of the cutouts of STEEL sauna heaters, which ensures that all material is utilized and there is no excessive waste.
Our daily mission is to elaborate environment-friendly production methods, so that we could hand the nature in its current beauty down to our offspring.
HUUM app enables to heat the sauna from a smartphone
HUUM mobile app allows you to heat the sauna from your phone, wherever you are. It does not matter whether you are heading home from the office, are finishing your evening jog or simply wish to have an unplanned rewarding sauna evening with your friends – just a few clicks from the smartphone, and a hot sauna awaits you!
Classy and smart sauna controller
HUUM sauna controller represents an intuitive and efficient solution for heating the sauna. Sauna controllers are available with different enclosures, and their menu is simple and user-friendly. HUUMcontrollers heat the sauna through the smart UKU sauna control system. You can choose a suitable model, depending on whether you prefer to heat the sauna on site or via HUUM mobile app. UKU sauna control system ensures simplicity and safety of sauna heating, and it is compatible with electric sauna heaters of various manufacturers.










