Financing
Finance Your Next Sauna with Bread Pay®
We have teamed up with Bread Pay® to offer easy financing - without a catch. There are no origination fees or prepayment penalties. Provide some basic information and get a real time decision to split your purchase into 12, 24, or 36 monthly payments* or even break up your purchase between a credit card and financing. Apply for Bread Pay® financing online today!
*Minimum purchase of $50.00 is required. Availability of terms may vary based on purchase price, product, and state of residence. Down payment may be required. Subject to approval of credit application. Rates range from 0% to 34.99% APR, resulting in, for example 24 monthly payments of $51.87 at 21.99% APR, per $1,000.00 borrowed. APRs will vary depending on credit qualifications, loan amount, and term. Bread Pay® loans are made by Comenity Capital Bank, a Bread Financial® company.
HSA / FSA Funds
HSA/FSA Funds
Exciting news - we’ve partnered with TrueMed to allow you to use your Health Savings Account (HSA) or Flexible Spending Account (FSA) at Nordica This means you can buy our products with pre-tax dollars, resulting in net savings of 30-40%.
TrueMed is on a mission to make healthy options more affordable. You can learn more about them here.
Since saunas, ice bath tubs, and other wellness products are now considered to be very beneficial tools for one's mental and physical health, FSA and HSA cards are now being accepted as health and medical expenses.
HSAs and FSAs were created for you to spend tax-advantaged dollars on products and services that can treat or prevent medical conditions and TrueMed is making it easy to do just that.
Description
The Harvia Spirit Electric Sauna Heater is Harvia's most popular U.S. residential wall-mounted electric sauna heater, a sleek stainless steel column topped with a bed of rounded sauna stones that gives Spirit its signature visual identity. Available in 6 kW, 8 kW, or 9 kW at 240V 1-Phase. The W-suffix Spirit body pairs with an external Harvia Smart Control power unit (CX30 for 6 kW; CX45 for 8 / 9 kW) for digital scheduling, WiFi/MyHarvia app control, and remote start. Optional Fenix Upgrade adds Harvia's next-generation touchscreen display on top of the Xenio CX.
Pick the Right kW for Your Cabin
Each Spirit size is rated for a specific sauna cabin interior volume. Calculate your cabin volume as interior length × width × height. If the cabin includes a glass door or window, add roughly 25% to the calculated cubic footage to compensate for radiant heat loss.
| Model | Best For | Cabin Volume | Amperage | Xenio Control |
|---|---|---|---|---|
| Spirit 6 kW | Standard residential 2–4 person sauna cabins | 177–294 cu ft | 25 Amps | Xenio CX30 |
| Spirit 8 kW | Large residential / family-size sauna cabins (4–5 person bench) | 250–425 cu ft | 33 Amps | Xenio CX45 |
| Spirit 9 kW | The largest residential sauna cabins (5–6 person bench), typically destination wellness spaces or commercial-light spaces | 320–530 cu ft | 37.5 Amps | Xenio CX45 |
Key Features
- Sleek stainless steel wall-mounted column, Harvia's most popular U.S. residential sauna heater.
- Signature rounded stone bed on top of the heater, uses Harvia R-991 olivine diabase rounded stones (4 boxes included in Tier 2+).
- Available in three kilowatt sizes (6 / 8 / 9 kW) for cabin volumes from 177 to 530 cubic feet.
- Pairs with the Harvia Smart Control: CX30 (30A) for the 6 kW model, CX45 (45A) for the 8 / 9 kW models. WiFi-enabled, MyHarvia app compatible.
- Optional Fenix Upgrade (Tier 3) adds the Harvia Fenix FX004XW touchscreen display on top of the Xenio CX, futureproofs the install on Harvia's next-generation control platform.
- Compact heater dimensions of 14"D x 16.5"W x 22"H.
- UL Listed, meets U.S. safety standards for residential sauna heater installation.
- Backed by Harvia's 2-year residential limited warranty.
What's Included
Each kW size is offered in four package tiers. Pick the size from the selector above, then pick the package tier on the product page.
| Package | Includes |
|---|---|
| Spirit Just Heater |
|
| Spirit Heater + Control + Stones |
|
| Spirit Heater + Control + Stones + Fenix Upgrade |
|
| Ultimate Package: Heater + Control + Stones + All Accessories |
|
Xenio CX + Fenix Upgrade, What's the Difference?
Tier 2 ("Spirit Heater + Control + Stones") bundles the Harvia Xenio CX30 or CX45 power unit (auto-matched to the heater's amperage: CX30 for 6 kW, CX45 for 8/9 kW). The Xenio CX is Harvia's long-running, field-proven digital control platform, ships with WiFi built in and connects to the MyHarvia smartphone app for remote start and scheduling.
Tier 3 ("Spirit Heater + Control + Stones + Fenix Upgrade") adds the Harvia Fenix FX004XW Touchscreen Display on top of the Xenio CX. The Fenix touchscreen is the platform Harvia is investing in going forward; pairing it with the CX power unit today means you have a familiar, current-production switching base AND a modern, future-proof touchscreen interface in the sauna.
Sauna Stones, Why Rounded
Spirit's signature visual is the bed of rounded sauna stones piled across the top of the heater. Unlike the angular split stones used in most Harvia models, Spirit uses Harvia's R-991 rounded olivine diabase, 5–10 cm river-rock-style stones in 15 kg (33 lb) boxes. The rounded shape produces a softer visual profile and slightly more uniform heat distribution across the stone bed surface.
Every "Spirit Heater + Control + Stones" tier (and the Fenix Upgrade tier) ships with 4 × R-991 boxes, the correct quantity to fill the Spirit stone bed for any of the 6, 8, or 9 kW models. If you'd rather source rounded stones locally, pick the "Spirit Just Heater" tier; R-991 boxes are sold separately.
Installation & Electrical Requirements
Every Spirit requires a dedicated 240V 1-Phase circuit wired by a licensed electrician. Required amperage and wire gauge varies by kW, see the sizing table above. Spirit is UL Listed and must be installed per the included manual, local electrical code, and any applicable AHJ (authority having jurisdiction) inspection.
Installation Manual
Click Here to Download the Harvia Spirit Installation Manual
About the Harvia Spirit Family
Spirit is Harvia's most popular U.S. residential electric sauna heater, a sleek wall-mounted stainless steel column that sits between the compact Vega and the larger Cilindro/Virta lines. Its signature visual is the bed of rounded sauna stones piled across the top of the heater body, giving Spirit a softer, more organic stone profile compared to the angular stone beds of other Harvia models. The rounded R-991 stones also distribute heat more evenly across the bed surface, producing the clean, even löyly Spirit is known for.
Spirit pairs with the external Harvia Smart Control power unit (CX30 for the 6 kW model, CX45 for the 8 / 9 kW models) for full digital scheduling, WiFi/MyHarvia app control, and remote start. The optional Fenix Upgrade adds the next-generation Fenix FX004XW touchscreen display on top of the Xenio CX power unit, same heater, same Xenio CX wiring, but with Harvia's modern touchscreen UI in the sauna for the longest-runway platform investment.
Why Buy From Finnish Sauna Builders
As an authorized Harvia dealer, Finnish Sauna Builders sources every heater direct from Harvia US (Lewisburg, WV) with full factory warranty and dealer technical support. Our team works with you from heater sizing through installation. Free shipping on all Harvia heaters; white-glove install coordination available nationwide.
Warranty & Support
Harvia Spirit carries Harvia's standard 2-year residential limited warranty. Finnish Sauna Builders handles all warranty claims direct, no third-party return desk.
About Harvia
Harvia has been building world-class sauna heaters in Finland since 1950. Every Harvia product carries forward more than 70 years of Finnish craftsmanship, materials science, and a relentless focus on the perfect löyly, the heated, humid burst of steam released when water meets hot sauna stones.
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