Harvia Cilindro E 9.0 kW + BlueBox (saunaBox) is a flagship smart sauna heater designed
for spacious barrel saunas and QUADRO saunas. It combines maximum power, premium steam quality and
convenient remote control via smartphone.
With a power output of 9.0 kW, this heater is ideal for sauna rooms with a volume of
approximately 5.8 to 7.4 m³, ensuring extremely fast heating and stable high temperatures
even in large outdoor saunas during winter.
Suitable for
- 240 cm barrel saunas
- 340 cm barrel saunas
- 240 cm QUADRO saunas
- 340 cm QUADRO saunas
- Large outdoor sauna spaces with smart control
Main advantages
- Wi-Fi remote control — switch on the sauna, set the temperature and monitor its status from anywhere via smartphone.
- Powerful 9.0 kW performance — ideal for large sauna spaces and reliable winter operation.
- Large stone capacity (up to 80 kg) — creates dense, stable and enveloping steam.
- Adjustable steam intensity — pour water on the side for gentler heat or on the top for a stronger effect.
- Minimalist “E” design — no built-in mechanical switches on the heater body for a clean, modern appearance.
- Premium integration — can be elegantly integrated into sauna benches for a seamless interior look.
Key specifications
| Power | 9.0 kW |
|---|---|
| Control type | External remote |
| Control system | BlueBox (saunaBox) Wi-Fi module, wBox app + digital panel |
| Stone capacity | Up to 80 kg |
| Installation | Floor-mounted, column type |
| Housing material | Stainless steel |
Note: Sauna stones (80 kg) are not included in the base price and should be purchased separately.
Important: Electrical installation must be carried out by a certified specialist.
Summary: Harvia Cilindro E 9.0 kW with BlueBox is a premium smart sauna solution for large spaces,
combining maximum power, rich steam performance and full remote control for everyday comfort.


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