{"product_id":"harvia-spirit-sp90e-9kw-electric-sauna-heater","title":"Harvia Spirit SP90E 9kW Electric Sauna Heater","description":"\u003csection class=\"product-intro\"\u003e\n\u003cp\u003eThe Harvia Spirit SP90E is a 9kW wall-mounted electric sauna heater designed for larger sauna rooms up to 600 cubic feet. Built in Finland and rated to UL 875 safety standards, the Spirit SP90E delivers consistent, efficient heat for residential and semi-commercial sauna spaces where standard-output heaters fall short. It is fully compatible with the Harvia Xenio control system for precise temperature and timer management, and its IPX4 moisture rating makes it well-suited for the humid conditions of a sauna environment. A wall-mounting bracket, safety device, and user manual are included for a straightforward installation process.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-why-choose\"\u003e\n\u003ch2\u003eWhy Customers Choose the Harvia Spirit SP90E\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e9kW output handles larger sauna rooms up to 600 cubic feet\u003c\/li\u003e\n\u003cli\u003eUL 875 listed — meets North American safety standards for electric sauna heaters\u003c\/li\u003e\n\u003cli\u003eIPX4 moisture rating suitable for sauna humidity levels\u003c\/li\u003e\n\u003cli\u003eCompatible with Harvia Xenio control centers for precise heat and timer management\u003c\/li\u003e\n\u003cli\u003eWall-mounted design keeps the floor clear and simplifies room layout\u003c\/li\u003e\n\u003cli\u003eOptional LED lighting system available separately for ambiance customization\u003c\/li\u003e\n\u003cli\u003eMade in Finland by Harvia, with over 70 years of sauna equipment manufacturing experience\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\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3\u003e9kW Output for Larger Sauna Rooms\u003c\/h3\u003e\n\u003cp\u003eThe Spirit SP90E is rated for sauna rooms up to 600 cubic feet, making it a suitable step up from standard residential heaters for larger private or semi-commercial sauna spaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3\u003eUL 875 Listed\u003c\/h3\u003e\n\u003cp\u003eThe SP90E meets UL 875 safety standards for electric sauna heaters, supporting compliant permitted installations across North America.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3\u003eIPX4 Moisture Protection\u003c\/h3\u003e\n\u003cp\u003eAn IPX4 ingress protection rating means the heater is designed to withstand the splashing water and high humidity conditions typical of a sauna environment.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3\u003eXenio Control Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe SP90E is fully compatible with Harvia Xenio control centers, allowing precise temperature setting, timer programming, and — with the Xenio WiFi option — remote operation from a connected device.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3\u003eWall-Mounted Design\u003c\/h3\u003e\n\u003cp\u003eThe included wall-mounting bracket positions the heater off the floor, keeping the sauna room layout flexible and simplifying cleaning around the unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3\u003eOptional LED Lighting\u003c\/h3\u003e\n\u003cp\u003eAn optional LED lighting system is available separately and can be integrated with the Spirit SP90E to customize the lighting atmosphere of your sauna room.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight-item\"\u003e\n\u003ch3\u003eMade in Finland\u003c\/h3\u003e\n\u003cp\u003eHarvia has manufactured sauna equipment in Finland since 1950. The Spirit line is built to the material and engineering standards that Harvia's sauna-specific manufacturing is known for.\u003c\/p\u003e\n\u003c\/div\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\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eHarvia Spirit SP90E (HSPE90U1M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003ctd\u003e120-HSPE90U1M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Rating\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\u003eRoom Volume (Max)\u003c\/th\u003e\n\u003ctd\u003e600 cubic feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePhase\u003c\/th\u003e\n\u003ctd\u003e1-Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRequired Amperage\u003c\/th\u003e\n\u003ctd\u003e33.3A total (240V AC, 1PH, 60Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply Cable\u003c\/th\u003e\n\u003ctd\u003eAWG8 (240V AC, 1PH, 60Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIP Rating\u003c\/th\u003e\n\u003ctd\u003eIPX4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSafety Standard\u003c\/th\u003e\n\u003ctd\u003eUL 875\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e29.5\" (749 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e15\" (381 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDepth\u003c\/th\u003e\n\u003ctd\u003eApprox. 13\" (verify in installation manual)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSafety Clearances\u003c\/th\u003e\n\u003ctd\u003eFront: 3.2\" — Sides: 3.2\" — Ceiling: 35.5\" — Floor: 4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStone Size\u003c\/th\u003e\n\u003ctd\u003eØ5–10 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStone Requirement\u003c\/th\u003e\n\u003ctd\u003e4 boxes of rounded sauna stones (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnit Weight\u003c\/th\u003e\n\u003ctd\u003e35 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eFinland\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\u003eIn the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHarvia Spirit SP90E 9kW Electric Sauna Heater\u003c\/li\u003e\n\u003cli\u003eSafety Device\u003c\/li\u003e\n\u003cli\u003eWall-Mounting Bracket\u003c\/li\u003e\n\u003cli\u003eUser Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eSauna stones (4 boxes of rounded stones, Ø5–10 cm) and Xenio control unit are sold separately and required for operation.\u003c\/em\u003e\u003c\/p\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\u003eLarger residential sauna rooms up to 600 cubic feet\u003c\/li\u003e\n\u003cli\u003eSemi-commercial sauna installations requiring higher output than standard residential heaters\u003c\/li\u003e\n\u003cli\u003eSauna builds where wall-mounting is preferred to keep the floor clear\u003c\/li\u003e\n\u003cli\u003eInstallations requiring UL 875 listed equipment for permit compliance\u003c\/li\u003e\n\u003cli\u003eSauna rooms paired with a Harvia Xenio control system for programmable operation\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\u003eControl unit sold separately:\u003c\/strong\u003e The SP90E requires a compatible Harvia Xenio control unit for operation. The control unit is not included and must be purchased separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional installation required:\u003c\/strong\u003e This heater must be installed by a licensed electrician in accordance with local electrical codes and the Harvia installation manual. Improper installation voids the warranty and may create safety hazards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e240V, 1-phase connection required:\u003c\/strong\u003e Verify that your electrical supply meets the voltage, phase, and amperage requirements (33.3A at 240V AC, 1PH, 60Hz) before ordering. An AWG8 supply cable is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance requirements:\u003c\/strong\u003e Maintain all minimum safety clearances as specified: 3.2\" front, 3.2\" sides, 35.5\" ceiling, 4\" floor. Failure to observe clearances creates a safety hazard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStones not included:\u003c\/strong\u003e Four boxes of rounded sauna stones (Ø5–10 cm) are required and must be purchased separately. Load stones per the manufacturer's instructions before first use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL 875 listed:\u003c\/strong\u003e This unit is UL 875 listed for electric sauna heater use. Verify local permit requirements with your jurisdiction before installation.\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\u003eDoes the SP90E include a control unit?\u003c\/summary\u003e\n\u003cp\u003eNo. The Harvia Spirit SP90E requires a compatible Harvia Xenio control unit for operation. The control unit is sold separately and must be specified at the time of purchase.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat size sauna room is the SP90E designed for?\u003c\/summary\u003e\n\u003cp\u003eThe SP90E is rated for sauna rooms up to 600 cubic feet. If your room is larger or has significant glass area, high ceilings, or uninsulated walls, contact us to confirm the right heater size before ordering.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eIs the SP90E UL listed?\u003c\/summary\u003e\n\u003cp\u003eYes. The Harvia Spirit SP90E is listed to UL 875 standards for electric sauna heaters, supporting compliant permitted installations in the United States and Canada.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I control the SP90E remotely?\u003c\/summary\u003e\n\u003cp\u003eYes, when paired with the Harvia Xenio WiFi control option. The Xenio WiFi system supports remote temperature adjustment, timer programming, and monitoring from a connected device.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eAre sauna stones included?\u003c\/summary\u003e\n\u003cp\u003eNo. Four boxes of rounded sauna stones (Ø5–10 cm) are required and must be purchased separately. Stones must be loaded according to the manufacturer's instructions before first use.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat electrical connection does the SP90E require?\u003c\/summary\u003e\n\u003cp\u003eThe SP90E operates on 240V AC, 1-phase, 60Hz with a total amperage draw of 33.3A. An AWG8 supply cable is required. A licensed electrician must perform the installation in compliance with local electrical codes.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eIs an LED lighting option available?\u003c\/summary\u003e\n\u003cp\u003eYes. An optional LED lighting system is available separately and can be integrated with the Spirit SP90E to add ambient lighting to your sauna room.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-closing\"\u003e\n\u003cp\u003eThe Harvia Spirit SP90E is a reliable, well-specified electric sauna heater for larger rooms where standard-output units are not sufficient. If you have questions about room sizing, control unit compatibility, electrical requirements, or stone selection, contact us before ordering — we're here to help you get the right configuration from the start.\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\": \"Does the SP90E include a control unit?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. The Harvia Spirit SP90E requires a compatible Harvia Xenio control unit for operation. The control unit is sold separately.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What size sauna room is the SP90E designed for?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The SP90E is rated for sauna rooms up to 600 cubic feet.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is the SP90E UL listed?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. The Harvia Spirit SP90E is listed to UL 875 standards for electric sauna heaters.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I control the SP90E remotely?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, when paired with the Harvia Xenio WiFi control option, which supports remote temperature adjustment, timer programming, and monitoring.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are sauna stones included?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. Four boxes of rounded sauna stones (Ø5–10 cm) are required and must be purchased separately.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What electrical connection does the SP90E require?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The SP90E operates on 240V AC, 1-phase, 60Hz with a total amperage draw of 33.3A. An AWG8 supply cable is required.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is an LED lighting option available?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. An optional LED lighting system is available separately and can be integrated with the Spirit SP90E.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cp 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, are pregnant, or are taking medications that may be affected by heat exposure.\u003c\/p\u003e","brand":"Finnish Sauna Builders","offers":[{"title":"Default Title","offer_id":50263960518895,"sku":"120-HSPE90U1M","price":1930.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/7568\/4079\/files\/Harvia_Spirit_SP90E_9KW_Sauna_Heater_-_Finnish_Sauna_Builders.webp?v=1785267064","url":"https:\/\/intentionalwellnesslab.com\/products\/harvia-spirit-sp90e-9kw-electric-sauna-heater","provider":"Intentional Wellness Lab","version":"1.0","type":"link"}