Harvia HGX Steam Generator
Harvia HGX steam generator
Harvia HGX Steam Generator thumbnail
Harvia HGX steam generator
Harvia HGX

Harvia HGX Steam Generator

Harvia HGX is a slim steam generator range for home steam rooms and professional spa use. Six models provide 2.2–15 kW output for spaces from 2 to 28 m³, depending on wall construction and ventilation. The generator is operated through a separate Xafir touch control panel.

Choose HGX2 for 2–4 m³, HGX45 for 2–7 m³, HGX60 for 2–11 m³, HGX90 for 3–17 m³, HGX11 for 6–21 m³, or HGX15 for 8–28 m³; final sizing must follow the applicable wall-construction and ventilation row.

Steam bathing is known to promote deep relaxation, improve circulation, cleanse the skin, and relieve everyday stress and muscle tension. As a product of the leading Finnish brand Harvia, the HGX steam generator reflects decades of expertise in sauna and steam craftsmanship. Complete your installation with our full range of sauna accessories, explore our complete sauna collection, or learn more about us and our commitment to premium quality.

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Technical Specifications

Detailed performance data for all available models in the Harvia HGX Steam Generator series.

Specification HGX2 HGX45 HGX60 HGX90 HGX11 HGX15
Model HGX2 HGX45 HGX60 HGX90 HGX11 HGX15
Power (KW) 2.2 4.5 5.7 9.0 10.8 15
Dimensions (mm) 600x155x320 600x155x320 600x155x320 600x155x320 600x155x320 600x155x320
Room Volume (m³) for Thin Walls (e.g., plastic panels) With Ventilation 2-4 2-5 2.5-8 6-12 10-14.5 12-19.5
Room Volume (m³) for Thin Walls (e.g., plastic panels) Without Ventilation 2-4 2-7 3.5-11 9-17 15-21 17-28
Room Volume (m³) for Tiled Thin Walls With Ventilation 2-4 2-4 2-6 4.5-10 8-12 10-16
Room Volume (m³) for Tiled Thin Walls Without Ventilation 2-4 2-6 3-9 7.5-14 12-17 14-23
Room Volume (m³) for Stone/Brick Walls With Ventilation 2-4 2-3.5 2-5 3-8 6-10 8-13.5
Room Volume (m³) for Stone/Brick Walls Without Ventilation 2-4 2-4.5 2-7.5 6-11.5 10-14 12-18
Steam Output 2 5.5 7.6 12 14.6 20.1
400V 3N~ Cable (mm²) -- 5×1.5 5×1.5 5×2.5 5×2.5 5×6
400V 3N~ Fuse (A) -- 3×10 3×10 3×16 3×16 3×25
230V 1N~ Cable (mm²) 3×1.5 3×6 3×6 -- -- --
230V 1N~ Fuse (A) 10 25 25 -- -- --
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Frequently Asked Questions

Which models and power ratings are published for the Harvia HGX Steam Generator?

6 published models: HGX2 = 2.2 kW; HGX45 = 4.5 kW; HGX60 = 5.7 kW; HGX90 = 9.0 kW; HGX11 = 10.8 kW; HGX15 = 15 kW.

What steam room size does the Harvia HGX Steam Generator support?

The published ratings run from about 2 m3 up to 28 m3 depending on the model, the wall material (thin panel, tiled or stone/brick) and whether the room is ventilated. The full sizing matrix is in the specification table above.

How big is the Harvia HGX Steam Generator unit?

All published models share the same housing: 600x155x320 mm.

How do I choose the right Harvia HGX Steam Generator model?

Match your steam room volume and wall type against the published table above; heavier walls and ventilation raise the power you need. For hotel or spa projects, reach out via the quote form on this page and our team will help you directly.