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Additional specifications and product details are in the Overview below. Need a detail that isn’t listed? Ask a specialist — we’ll confirm it with the manufacturer.
Orders are typically processed within 1–3 business days. Free shipping applies to the 48 contiguous states; Alaska, Hawaii and international orders are available with additional charges, so contact us for a quote. Accessories may ship separately and can arrive before or after the main item. Please inspect the packaging and product before signing the delivery receipt, note any visible damage on it, and contact us within 24 hours. Read the shipping policy.
Installation requirements vary by product. Some 120V infrared saunas may use a dedicated household circuit, while many 240V saunas and heaters require professional electrical work. Always follow the manufacturer’s manual and local electrical and building codes.
Contact Martin Sauna before ordering if you want the model-specific electrical or installation requirements.
Return terms vary by brand. Leisurecraft/Dundalk sauna units, including the Canadian Timber Collection, are non-returnable except in cases of damage or defect. Other eligible products may generally be returned within 30 days, subject to the applicable manufacturer terms, return-shipping costs, and restocking fees. Please contact Martin Sauna before initiating any return.
We’re an authorized dealer with direct manufacturer relationships. Before you buy, we’ll help you compare heat type, size, electrical needs and budget. After delivery, we stay your contact for documentation, manufacturer coordination and product questions.
Overview
The Harvia Spirit 9 kW extends the Spirit platform to larger residential sauna rooms while retaining its curved open-stone design and remote-capable safety system. Choose Xenio Wi-Fi or Fenix Wi-Fi control.
Designed for sauna rooms from approximately 177–494 cu. ft.
Both options include the same Spirit heater and stones; the difference is the control experience. Xenio Wi-Fi is Harvia's proven smart control with MyHarvia remote operation, temperature control, timed starting and scheduling. Fenix Wi-Fi adds a premium 4.3" glass touchscreen, customizable heating presets, a guided setup wizard and a smart timer that learns your heater's heating performance, connected through the MyHarvia 2 app.
Fenix includes the MyHarvia 2 Core license. New controls include a 3-month trial of Control functionality; continued remote starting after the trial requires Harvia's one-time paid MyHarvia Control upgrade.
240V, single-phase, hardwired installation.
Both Spirit packages include the same heater and stones, and both control options give you modern smart sauna operation. The difference is the control experience: Xenio is Harvia's established Wi-Fi control platform, while Fenix adds Harvia's newer 4.3" glass touchscreen and more personalized convenience features.
Proven, straightforward smart sauna control.
A great fit if you want reliable Harvia smart control and excellent everyday functionality without paying for the newest interface.
Harvia's premium smart-control experience.
A great fit if you value a premium touchscreen, personalized sauna settings and Harvia's newest smart-control experience.
Prefer simplicity? Choose Xenio Wi-Fi. Want Harvia's premium touchscreen experience and more personalization? Choose Fenix Wi-Fi.
| Feature | Xenio Wi-Fi | Fenix Wi-Fi |
|---|---|---|
| Control interface | Compact touch-button panel with LED display | 4.3" glossy glass touchscreen |
| Smartphone app | MyHarvia | MyHarvia 2 |
| Remote monitoring | Yes | Yes, included with the MyHarvia 2 Core license |
| Remote app control | Included | Core monitoring included; remote starting requires the one-time MyHarvia Control upgrade after the included trial. |
| Scheduling | Timed starting and weekly timer | Smart timer: choose when you want the sauna ready |
| Heating presets | Standard temperature and timer settings | Customizable profiles (Mild, Cozy, Hot) plus favorites |
| Heater learning | — | Learns the heater's heating performance |
| Setup experience | Established Harvia control platform | Guided setup wizard with QR-code pairing |
| Positioning | Proven smart control, strong value | Premium smart-control upgrade |
Feature availability depends on the equipment connected to your sauna (for example, lighting or a ventilation fan). The Spirit heater's integrated safety function is designed for safe remote starting.
