20+ Years of Sauna Expertise
ONYX
Infrared. Mastered by the global leaders in sauna heating.
Harvia ‘Onyx’ Full Spectrum Infrared Cedar Sauna – NEW!
Global Pioneers in Sauna Heating Technology
Designed by Harvia – the global authority in sauna heating – the ‘Onyx’ Full Spectrum Sauna delivers state-of-the-art infrared technology for deep, restorative heat therapy. Exclusive to SDS, it’s available in 1- or 2-person designs and features Wi-Fi control, chromatherapy lighting, Bluetooth audio and a luxe red cedar interior for a truly therapeutic experience.
Premium quality guaranteed
Fast shipping Australia-wide
Australian after-sales support
Sauna Cabin: 5 years residential | Infrared Panels & Electronics: 12 months
Visit our exclusive Milsons Point location to experience the ‘Harvia Onyx’ in person.
Any questions? We’re here to help. Send us an enquiry or chat with one of our Sauna experts.
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
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.
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.
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.
Easy Assembly & Portability
Thoughtfully engineered for quick DIY assembly and easy relocation, making it ideal for both permanent installations and temporary setups.
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 | Hemlock (black finish) |
| 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 |
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