{"product_id":"harvia-spirit-electric-sauna-heater-stones-wifi-control","title":"Harvia Spirit Electric Sauna Heater with Stones \u0026 WiFi Control","description":"\u003csection class=\"product-intro\"\u003e\n\u003cp\u003eThe Harvia Spirit is a Finnish-made electric sauna heater with a distinctive curved silhouette and a large stone capacity that promotes smooth, even heat distribution. Designed for both performance and safety, the Spirit includes dual safety sensors, an integrated load-detection system, and full WiFi control via your choice of the Harvia Xenio or Fenix control unit. Available in 6kW, 8kW, and 9kW configurations with 110 lbs of sauna stones included, this package is ready to install in a wide range of home sauna rooms.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-why-choose\"\u003e\n\u003ch2\u003eWhy Customers Choose the Harvia Spirit\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFinnish-made construction with premium materials and finish quality\u003c\/li\u003e\n\u003cli\u003eDual safety sensors monitor both the heater and sauna room temperature to prevent overheating\u003c\/li\u003e\n\u003cli\u003eIntegrated load-detection prevents the heater from turning on if items are placed on top of it\u003c\/li\u003e\n\u003cli\u003eWiFi connectivity allows remote start and monitoring via smartphone\u003c\/li\u003e\n\u003cli\u003e110 lbs of Harvia R-991 sauna stones included — no separate purchase needed\u003c\/li\u003e\n\u003cli\u003eChoice of Xenio or Fenix WiFi control unit to match your preference and budget\u003c\/li\u003e\n\u003cli\u003eAvailable in three wattages to suit sauna rooms up to 494 adj. cu. ft.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-highlights\"\u003e\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\n\u003ch3\u003eCurved Design with Large Stone Capacity\u003c\/h3\u003e\n\u003cp\u003eThe Spirit's organic, rounded form is designed to hold a substantial volume of sauna stones, which soften and distribute heat evenly throughout the sauna room. The aesthetic complements both traditional and contemporary sauna interiors.\u003c\/p\u003e\n\n\u003ch3\u003eDual Safety Sensor System\u003c\/h3\u003e\n\u003cp\u003eTwo independent sensors monitor the heater unit and the ambient sauna temperature separately. If either exceeds safe operating thresholds, the heater shuts down automatically.\u003c\/p\u003e\n\n\u003ch3\u003eLoad-Detection Safety Feature\u003c\/h3\u003e\n\u003cp\u003eThe Spirit will not activate if objects are detected resting on top of the heater, making it safe to start remotely via the WiFi app without needing to visually inspect the unit first.\u003c\/p\u003e\n\n\u003ch3\u003eXenio WiFi Control (CX30 \/ CX45)\u003c\/h3\u003e\n\u003cp\u003eThe Harvia Xenio is a wall-mounted touch-screen control unit with WiFi connectivity for remote management of temperature, operating time, lighting, and fan. It can be installed inside or outside the sauna room and mounts flush or surface-mounted.\u003c\/p\u003e\n\n\u003ch3\u003eFenix WiFi Control (FX30 \/ FX45)\u003c\/h3\u003e\n\u003cp\u003eThe Harvia Fenix features a 4.3\" moisture- and temperature-resistant glass touch screen with MyHarvia app integration. Its interface adapts to your heater's performance over time and can be installed in the sauna room, bathroom, or living area.\u003c\/p\u003e\n\n\u003ch3\u003eThree Wattage Options\u003c\/h3\u003e\n\u003cp\u003eSelect 6kW for rooms up to 294 cu. ft., 8kW for up to 431 cu. ft., or 9kW for up to 494 cu. ft. Each configuration is paired with the appropriately rated control unit.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-specifications\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHarvia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpirit Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Wattages\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6kW, 8kW, 9kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRoom Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 294 adj. cu. ft. (6kW) \/ Up to 431 adj. cu. ft. (8kW) \/ Up to 494 adj. cu. ft. (9kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStones Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110 lbs Harvia R-991 (4 boxes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXenio WiFi (CX30 \/ CX45) or Fenix WiFi (FX30 \/ FX45)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Screen\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eXenio: Touch panel, 3.4\"W × 1.0\"D × 4.4\"H \/ Fenix: 4.3\" glass touch screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Operating Temp Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e104–194°F (Xenio)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFenix Max Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFX30: 7kW @ 240V \/ 10.5kW @ 208V · FX45: 11kW @ 240V \/ 15kW @ 208V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Mounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSurface or flush-mounted; inside or outside sauna room\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote App\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMyHarvia (Fenix); Harvia app (Xenio)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e240 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-ideal-for\"\u003e\n\u003ch2\u003eIdeal For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHome sauna rooms requiring a premium Finnish-made electric heater\u003c\/li\u003e\n\u003cli\u003eInstallations where remote start via smartphone is a priority\u003c\/li\u003e\n\u003cli\u003eSauna rooms ranging from compact personal spaces up to larger family-sized rooms\u003c\/li\u003e\n\u003cli\u003eCustomers who want a complete heater-plus-control package without sourcing components separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-important-info\"\u003e\n\u003ch2\u003eImportant Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional electrical installation is required.\u003c\/strong\u003e This heater must be hardwired by a licensed electrician in accordance with local building and electrical codes and Harvia's installation specifications.\u003c\/li\u003e\n\u003cli\u003eVerify your sauna room's adjusted cubic footage against the selected wattage rating before purchasing. Rooms with exterior walls, glass panels, or poor insulation may require a higher wattage.\u003c\/li\u003e\n\u003cli\u003eDo not operate the heater without sauna stones fully loaded to the specified capacity.\u003c\/li\u003e\n\u003cli\u003eThe load-detection safety feature requires that the top of the heater remain clear during remote start. Do not place towels, clothing, or other items on the heater.\u003c\/li\u003e\n\u003cli\u003eThe Fenix control's MyHarvia remote access requires a separate MyHarvia Control Upgrade (sold separately).\u003c\/li\u003e\n\u003cli\u003eThis product is intended for indoor sauna use only. Do not install in outdoor or unenclosed environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between the Xenio and Fenix control options?\u003c\/summary\u003e\n\u003cp\u003eBoth controls offer WiFi connectivity and touch-screen operation. The Xenio is a compact wall-mounted panel with straightforward temperature, time, lighting, and fan controls. The Fenix features a larger 4.3\" glass touch screen with a more advanced interface, MyHarvia app integration, and AI-assisted performance adaptation. The Fenix can also be installed inside the sauna room due to its moisture-resistant screen.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eAre sauna stones included with this package?\u003c\/summary\u003e\n\u003cp\u003eYes. Every configuration includes 110 lbs of Harvia R-991 sauna stones (4 boxes), which is the minimum recommended stone load for the Spirit heater.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhich wattage is right for my sauna room?\u003c\/summary\u003e\n\u003cp\u003eChoose based on your sauna room's adjusted cubic footage: 6kW for up to 294 cu. ft., 8kW for up to 431 cu. ft., and 9kW for up to 494 cu. ft. Rooms with exterior walls, large glass surfaces, or limited insulation may benefit from the next wattage up.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I start the heater remotely from my phone?\u003c\/summary\u003e\n\u003cp\u003eYes. Both the Xenio and Fenix controls support WiFi-based remote operation via their respective apps. The Spirit's integrated load-detection safety feature ensures the heater will not activate if objects are resting on top of it, making remote start safe to use.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eDoes the Fenix control require a separate app subscription?\u003c\/summary\u003e\n\u003cp\u003eBasic control via the Fenix panel does not require a subscription. However, remote access via the MyHarvia app or MyHarvia WebPortal requires the MyHarvia Control Upgrade, which is sold separately.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eIs professional installation required?\u003c\/summary\u003e\n\u003cp\u003eYes. The Harvia Spirit requires a hardwired electrical connection and must be installed by a licensed electrician in compliance with local codes and Harvia's installation guidelines. Improper installation may void the warranty and create safety hazards.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan the control panel be installed inside the sauna room?\u003c\/summary\u003e\n\u003cp\u003eThe Xenio control can be installed inside or outside the sauna room. The Fenix control features a moisture- and temperature-resistant glass screen specifically designed to allow installation inside the sauna, bathroom, or living area.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-closing\"\u003e\n\u003cp\u003eThe Harvia Spirit combines Finnish craftsmanship, integrated safety features, and flexible WiFi control in a single ready-to-install package. Select your wattage and preferred control unit above, and add it to your cart — our team is available if you have questions about sizing or installation requirements.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between the Xenio and Fenix control options?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Both controls offer WiFi connectivity and touch-screen operation. The Xenio is a compact wall-mounted panel with straightforward temperature, time, lighting, and fan controls. The Fenix features a larger 4.3\\\" glass touch screen with a more advanced interface, MyHarvia app integration, and AI-assisted performance adaptation. The Fenix can also be installed inside the sauna room due to its moisture-resistant screen.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are sauna stones included with this package?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Every configuration includes 110 lbs of Harvia R-991 sauna stones (4 boxes), which is the minimum recommended stone load for the Spirit heater.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which wattage is right for my sauna room?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Choose based on your sauna room's adjusted cubic footage: 6kW for up to 294 cu. ft., 8kW for up to 431 cu. ft., and 9kW for up to 494 cu. ft. Rooms with exterior walls, large glass surfaces, or limited insulation may benefit from the next wattage up.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I start the heater remotely from my phone?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Both the Xenio and Fenix controls support WiFi-based remote operation via their respective apps. The Spirit's integrated load-detection safety feature ensures the heater will not activate if objects are resting on top of it, making remote start safe to use.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Does the Fenix control require a separate app subscription?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Basic control via the Fenix panel does not require a subscription. However, remote access via the MyHarvia app or MyHarvia WebPortal requires the MyHarvia Control Upgrade, which is sold separately.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is professional installation required?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. The Harvia Spirit requires a hardwired electrical connection and must be installed by a licensed electrician in compliance with local codes and Harvia's installation guidelines. Improper installation may void the warranty and create safety hazards.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can the control panel be installed inside the sauna room?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The Xenio control can be installed inside or outside the sauna room. The Fenix control features a moisture- and temperature-resistant glass screen specifically designed to allow installation inside the sauna, bathroom, or living area.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cp style=\"text-align:center;\"\u003e\u003csmall\u003eThis product is intended for sauna use in a properly constructed sauna environment. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any condition. Consult a qualified professional before use if you have any health concerns.\u003c\/small\u003e\u003c\/p\u003e","brand":"ArtofSteamCo","offers":[{"title":"6kW Up to 294 Cu. Ft. \/ Xenio WiFi","offer_id":48453680595183,"sku":"HSPE60U1M\/R-991\/CX30-U1-U3-XW","price":3095.0,"currency_code":"USD","in_stock":true},{"title":"6kW Up to 294 Cu. Ft. \/ Fenix WiFi","offer_id":48453680627951,"sku":"HSPE60U1M\/R-991\/FX30-U1-U3-XC","price":3290.0,"currency_code":"USD","in_stock":true},{"title":"8kW Up to 431 Cu. 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