Legendary World No. 1 tennis player PAT RAFTER chooses SDS Australia because quality matters.

ONYX

Infrared. Mastered by the global leaders in sauna heating.

SAVE 30% – PRE-ORDER SPECIAL

Person sitting next to Harvia Onyx Infrared Sauna.

Harvia ‘Onyx’ Full Spectrum Infrared Cedar Sauna – Natural Edition

From $5,249

Legendary World No. 1 tennis player PAT RAFTER chooses SDS Australia because quality matters.

Global Pioneers in Sauna Heating Technology

SAVE 30%

PRE-ORDER OFFER – ENDS WHEN STOCK LANDS

Experience next-level recovery with the Harvia ‘Onyx’ Natural Edition Infrared Sauna. Exclusive to SDS Australia and crafted by Harvia, the global leader in sauna innovation, the ‘Onyx’ blends cutting-edge wellness tech with timeless design. Available in 1-person and 2-person models, this premium full-spectrum infrared sauna features a luxurious, aromatic Canadian Red Cedar interior.

Model

Clear

Select model:Clear

One

Capacity 1-person

Original price was: $7,499.Current price is: $5,249. inc GST

Duo

Capacity 2-persons

Original price was: $9,399.Current price is: $6,579. inc GST

Assembly of the sauna should be carried out by someone with appropriate building experience. If needed, we can recommend a sauna builder in your area.

Fast shipping Australia-wide

Australian after-sales support

Premium-quality materials

Easy 30-day returns

Any questions? We’re here to help. Send us an enquiry or chat with one of our Sauna experts.

Enquire Now

Overview
Key Features
Wellness Benefits
Why Harvia?
Product Specifications
Product Brochures & Documents

Buy Now

Designed by Harvia – Leaders in Sauna Heating Technology

Based in Finland – the epicentre of sauna culture – Harvia have been global leaders in sauna heating technology for 75 years. The Onyx represents the next step in premium, full-spectrum infrared therapy.

Key Features

Harvia Onyx One Full Spectrum Infrared Sauna

Powerful 70°C Infrared Therapy

Experience deep-penetrating heat at up to 70°C, delivering a comfortable, soothing and therapeutic session that targets muscles and joints.

Infrared Panels in the Harvia Onyx Sauna.

Aromatic Cedar Interior

The warm, natural aroma of premium cedar elevates the interior aesthetics of the Onyx while releasing a soothing scent that enhances every infrared sauna session.

Advanced Harvia Infrared Technology

State-of-the-art Harvia VitaMy® IR Full Spectrum Heaters (2 in Duo, 1 in One) + 4x Carbon Infrared Panels for consistent, muscle-relaxing heat. Powered by Harvia’s innovative VitaMy® IR radiators for rapid warm-up.

A close up of an infrared panel in the Harvia Onyx Sauna.

Rapid Heat

Harvia’s VitaMy® IR radiators reach optimal temperatures almost instantly, dramatically reducing warm-up time.

Low EMF Levels

Advanced shielding dramatically minimises electromagnetic fields, giving you a cleaner, safer infrared experience for peace of mind.

Plug-and-Play 10 Amp Connectivity

No special wiring or complex setup required – the ‘Onyx’ connects to a standard 10 Amp power outlet. Simply plug it in and enjoy immediate wellness benefits.

Wooden sauna cabin with a glass door, warm interior lighting, and tiered benches inside the enclosure.

Easy Assembly & Portability

Thoughtfully engineered for quick DIY assembly and easy relocation, making it ideal for both permanent installations and temporary setups.

An infrared sauna panel in the Harvia Onyx.

Energy Efficient Design

Uses up to four times less power than traditional sauna heaters, keeping running costs minimal without sacrificing performance.

Chromotherapy Lighting

Integrated LED chromotherapy creates a calming ambience and may help balance mood, energy and relaxation during each session.

Smart Touchscreen Control Panel

Take control of your sauna experience with a sleek, intuitive touchscreen interface. Adjust temperature, lighting, and session time at the tap of a finger.

Bluetooth Audio

Stream your favourite wellness tracks, guided meditations or calming soundscapes directly to the sauna, thanks to the Bluetooth audio system.

Wi-Fi Enabled

Control your sauna remotely via smartphone or tablet.

Wellness Benefits

Harvia’s VitaMy® infrared heaters deliver deep, restorative warmth. Potential benefits may include:

Relief from chronic joint pain, arthritis and fibromyalgia
Enhanced deep-tissue recovery for athletes
Improved skin tone and collagen stimulation
Strong vasodilation for circulation
Support for melatonin release to promote restful sleep

Why Choose a Harvia Infrared Full Spectrum Sauna vs other saunas?

Comfortable yet powerful temperatures (up to 70 °C)

Deeper heat penetration

Perfect for longer session times

Fast heat-up

Energy efficiency and lower operating costs compared to other saunas

Gentler for sensitive individuals

Portability

DIY installation

Simple plug-and-play operation

Harvia ‘Onyx’ Product Specifications

Capacity	1-Person (One), 2-Person (Duo)
Infrared Heaters	Up to 2x Harvia HVIS 350 Full Spectrum Heaters (2 in Duo, 1 in One) + 4x Carbon Infrared Panels
Control Panel	LED Touchscreen
Exterior Timber	Natural Hemlock
Interior Timber	Red Cedar
Dimensions	W1040 x D1000 x H2000mm (One), W1300 x D1043 x H2000mm (Duo)
Wifi Enabled	Remote control through mobile app
Bluetooth Enabled	Play audio wirelessly from your device