{"product_id":"harvia-virta-combi-hl90sa-9kw-electric-sauna-heater-with-steamer","title":"Harvia Virta Combi HL90SA 9kW Electric Sauna Heater with Steamer","description":"\u003csection class=\"product-intro\"\u003e\n\u003cp\u003eThe Harvia Virta Combi HL90SA is a 9kW floor-standing electric sauna heater with an integrated 5-liter steamer, designed for larger home saunas and dedicated wellness spaces. It supports dry sauna, steam-enhanced, and aromatherapy sessions in a single unit — giving you full control over your sauna environment without additional equipment. Built in Finland with a stainless steel finish, the HL90SA is engineered for long-term reliability and consistent performance.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-why-choose\"\u003e\n\u003ch2 class=\"section-heading\"\u003eWhy Customers Choose This Heater\u003c\/h2\u003e\n\u003cul class=\"benefit-list\"\u003e\n\u003cli\u003eCombines a high-output electric heater and a built-in steamer in one floor-standing unit\u003c\/li\u003e\n\u003cli\u003eSupports three session types: dry sauna, steam sauna, and aromatherapy\u003c\/li\u003e\n\u003cli\u003eUL Listed — meets North American electrical safety standards\u003c\/li\u003e\n\u003cli\u003eDesigned and manufactured in Finland by Harvia, a globally recognized sauna brand\u003c\/li\u003e\n\u003cli\u003eRemovable heating element tray simplifies routine maintenance\u003c\/li\u003e\n\u003cli\u003eCompatible with optional Harvia digital controls for precise session management\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-highlights\"\u003e\n\u003ch2 class=\"section-heading\"\u003eProduct Highlights\u003c\/h2\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3 class=\"highlight-heading\"\u003e9kW Output for Larger Sauna Rooms\u003c\/h3\u003e\n\u003cp\u003eRated at 9kW, the HL90SA is sized for sauna rooms between 355 and 494 adjusted cubic feet. It delivers consistent, even heat throughout the session.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3 class=\"highlight-heading\"\u003eIntegrated 5-Liter Steamer\u003c\/h3\u003e\n\u003cp\u003eThe built-in 5-liter stainless steel water reservoir generates steam on demand. Manual fill design keeps the system straightforward and low-maintenance.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3 class=\"highlight-heading\"\u003eAromatherapy Compatible\u003c\/h3\u003e\n\u003cp\u003eAdd essential oils to the water reservoir to incorporate aromatherapy into your sauna sessions. No separate diffuser required.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3 class=\"highlight-heading\"\u003eExternal Digital Control Ready\u003c\/h3\u003e\n\u003cp\u003eThe HL90SA requires an external digital control system (sold separately). It is compatible with the Harvia Xenio CX30C-U1 Digital Control with WiFi for remote and app-based session management.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3 class=\"highlight-heading\"\u003e100 lb Stone Capacity\u003c\/h3\u003e\n\u003cp\u003eHolds up to 100 lbs of sauna stones (approximately 3 boxes, stones not included) for traditional löyly — the steam produced by pouring water over heated stones.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3 class=\"highlight-heading\"\u003eFinnish Engineering and Build Quality\u003c\/h3\u003e\n\u003cp\u003eHarvia has manufactured sauna equipment in Finland since 1950. The HL90SA reflects that heritage with durable materials and precise construction standards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-specifications\"\u003e\n\u003ch2 class=\"section-heading\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eVirta Combi HL90SA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Output\u003c\/th\u003e\n\u003ctd\u003e9.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eElectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSteamer Capacity\u003c\/th\u003e\n\u003ctd\u003e5 liters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRoom Coverage (Adjusted)\u003c\/th\u003e\n\u003ctd\u003e355 – 494 cubic feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePhase\u003c\/th\u003e\n\u003ctd\u003eSingle Phase (1PH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl Type\u003c\/th\u003e\n\u003ctd\u003eExternal digital control required (sold separately); compatible with Harvia Xenio CX30C-U1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStone Capacity\u003c\/th\u003e\n\u003ctd\u003e100 lbs \/ approx. 3 boxes (stones not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e17\" (432 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDepth\u003c\/th\u003e\n\u003ctd\u003e17\" (432 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e33\" (838 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eUL Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003ctd\u003e120-HL9U1SA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-in-box\"\u003e\n\u003ch2 class=\"section-heading\"\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul class=\"inbox-list\"\u003e\n\u003cli\u003eHarvia Virta Combi HL90SA 9kW Electric Sauna Heater with Built-In Steamer\u003c\/li\u003e\n\u003cli\u003eRemovable Heating Element Tray\u003c\/li\u003e\n\u003cli\u003e5-Liter Manual Fill Water Reservoir\u003c\/li\u003e\n\u003cli\u003eMounting and Wiring Hardware\u003c\/li\u003e\n\u003cli\u003eInstallation and User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-ideal-for\"\u003e\n\u003ch2 class=\"section-heading\"\u003eIdeal For\u003c\/h2\u003e\n\u003cul class=\"ideal-list\"\u003e\n\u003cli\u003eHome saunas between 355 and 494 adjusted cubic feet\u003c\/li\u003e\n\u003cli\u003eUsers who want both dry and steam sauna capability in one unit\u003c\/li\u003e\n\u003cli\u003eSauna rooms requiring a floor-standing heater with a compact footprint\u003c\/li\u003e\n\u003cli\u003eInstallations where a digital control system will be added separately\u003c\/li\u003e\n\u003cli\u003eHomeowners seeking a long-term, low-maintenance sauna heating solution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-important-info\"\u003e\n\u003ch2 class=\"section-heading\"\u003eImportant Information\u003c\/h2\u003e\n\u003cul class=\"info-list\"\u003e\n\u003cli\u003eProfessional electrical installation is required. The HL90SA operates on 240V single-phase power and must be wired by a licensed electrician in accordance with local electrical codes.\u003c\/li\u003e\n\u003cli\u003eAn external digital control system is required for operation and is sold separately. The heater is not operable without a compatible control unit.\u003c\/li\u003e\n\u003cli\u003eSauna stones are not included. Use only stones rated for sauna use. Do not use river rocks or decorative stones.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum clearance distance from combustible materials as specified in the installation manual.\u003c\/li\u003e\n\u003cli\u003eThis product is UL Listed and intended for residential sauna use. Do not use in commercial or public sauna facilities without verifying applicable local codes.\u003c\/li\u003e\n\u003cli\u003eThe water reservoir must be filled manually before each steam session. Do not operate the steamer without water.\u003c\/li\u003e\n\u003cli\u003eReview the full installation manual before beginning any installation work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-faq\"\u003e\n\u003ch2 class=\"section-heading\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails class=\"faq-item\"\u003e\n\u003csummary class=\"faq-question\"\u003eWhat size sauna room is the HL90SA designed for?\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eThe Harvia Virta Combi HL90SA is rated for sauna rooms between 355 and 494 adjusted cubic feet. Room sizing accounts for wall insulation, ceiling height, and glass or tile surfaces. Use a sauna heater sizing guide to calculate your adjusted cubic footage before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"faq-item\"\u003e\n\u003csummary class=\"faq-question\"\u003eDoes the HL90SA include a control panel?\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eNo. The HL90SA requires an external digital control system, which is sold separately. It is compatible with the Harvia Xenio CX30C-U1 Digital Control with WiFi. The heater cannot be operated without a compatible control unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"faq-item\"\u003e\n\u003csummary class=\"faq-question\"\u003eCan I use this heater for both dry and steam sauna sessions?\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eYes. The HL90SA supports dry sauna, steam-enhanced sauna, and aromatherapy sessions. The integrated 5-liter steamer allows you to add humidity to your session. You can also add essential oils to the water reservoir for aromatherapy use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"faq-item\"\u003e\n\u003csummary class=\"faq-question\"\u003eAre sauna stones included?\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eSauna stones are not included. The HL90SA holds up to 100 lbs of sauna stones (approximately 3 boxes). Use only stones rated for sauna use — do not use river rocks or decorative stones, as they can crack under high heat.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"faq-item\"\u003e\n\u003csummary class=\"faq-question\"\u003eWhat electrical requirements does this heater have?\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eThe HL90SA operates on 240V single-phase power. Professional installation by a licensed electrician is required. Consult the installation manual and your local electrical code before beginning installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"faq-item\"\u003e\n\u003csummary class=\"faq-question\"\u003eIs the HL90SA UL Listed?\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eYes. The Harvia Virta Combi HL90SA is UL Listed, confirming it meets North American electrical safety standards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails class=\"faq-item\"\u003e\n\u003csummary class=\"faq-question\"\u003eHow do I maintain the heater?\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eThe HL90SA features a removable heating element tray that simplifies routine maintenance and element replacement. Refer to the installation and user manual for full maintenance instructions and recommended service intervals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-closing\"\u003e\n\u003cp\u003eThe Harvia Virta Combi HL90SA is a well-built, versatile sauna heater for homeowners who want reliable performance and the flexibility of both dry and steam sauna in a single unit. If you have questions about sizing, compatibility, or installation requirements, contact us before ordering — we're here to help you get the right heater for your space.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003cp class=\"health-disclaimer\" style=\"text-align:center; font-size:0.75rem; color:#888; margin-top:2rem;\"\u003eSauna use is a personal wellness practice. Consult a qualified healthcare provider before use if you have any medical conditions or concerns.\u003c\/p\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 size sauna room is the HL90SA designed for?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The Harvia Virta Combi HL90SA is rated for sauna rooms between 355 and 494 adjusted cubic feet. Room sizing accounts for wall insulation, ceiling height, and glass or tile surfaces.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Does the HL90SA include a control panel?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. The HL90SA requires an external digital control system, sold separately. 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Refer to the installation and user manual for full maintenance instructions.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Finnish Sauna Builders","offers":[{"title":"Default Title","offer_id":50263960453359,"sku":"120-HL9U1SA","price":3603.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/7568\/4079\/files\/Harvia_Virta_Combi_HL90SA_9kw_Sauna_Heater_-_Finnish_Sauna_Builders.webp?v=1785267062","url":"https:\/\/intentionalwellnesslab.com\/products\/harvia-virta-combi-hl90sa-9kw-electric-sauna-heater-with-steamer","provider":"Intentional Wellness Lab","version":"1.0","type":"link"}