{"product_id":"harvia-virta-electric-sauna-heater-hl110-11-0-kw-208vac-3-phase-black-hl11u3","title":"Harvia Virta HL11U3 10.5kW 208V 3-Phase Electric Sauna Heater, Black | HL11U3","description":"\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eStrong, Reliable Heat Designed for Frequent Sauna Use\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p2\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eHarvia Virta HL11U3 10.5 kW Electric Sauna Heater\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e is a powerful floor-mounted heater designed for larger sauna rooms and spaces where dependable, consistent heating matters. Operating on \u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003e208V 3-phase electrical service\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e, this model is particularly well suited to compatible commercial, hospitality, fitness, multifamily, wellness, and other frequent-use sauna environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eVirta is built around long-term practicality. Its strong construction and generous stone capacity create steady, enveloping heat and satisfying traditional löyly, while the heater’s service-friendly design helps simplify maintenance over time. The heating elements are separated from the stones, and the front maintenance hatch provides easier access to internal components when service is needed.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eUnlike a Virta Combi, the HL11U3 is a \u003cspan class=\"s1\"\u003e\u003cb\u003etraditional electric sauna heater without an integrated steamer\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e. Choose this model when you want classic Finnish sauna heat and löyly created by pouring water over properly heated sauna stones.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eChoosing This Heater Is Simple\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p2\"\u003eStart by confirming that the \u003cspan class=\"s1\"\u003e\u003cb\u003e10.5 kW output is appropriate for your sauna room size and construction\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e. Then confirm that the property has \u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003e208V 3-phase electrical service\u003c\/b\u003e\u003c\/span\u003e\u003cspan class=\"s2\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThis heater requires a separate compatible control system. For this 10.5 kW, 208V 3-phase configuration, compatible Harvia control options include:\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eHarvia Xenio CX30-U3\u003c\/b\u003e\u003cspan class=\"s2\"\u003e\u003cbr\u003eA streamlined digital touch-control solution for traditional electric sauna operation. Harvia rates the 208V 3-phase CX30 configuration for heaters up to 10.5 kW. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eHarvia Fenix FX30-U1-U3-XC\u003c\/b\u003e\u003cspan class=\"s2\"\u003e\u003cbr\u003eHarvia’s newer smart-control option with a 4.3-inch touchscreen interface, WiFi connectivity, and MyHarvia support. The Fenix FX30 supports electric sauna heaters up to 10.5 kW at 208V 3-phase. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eIn simple terms:\u003c\/b\u003e\u003cspan class=\"s2\"\u003e choose the Virta HL11U3 when your sauna needs approximately 10.5 kW of heating capacity, your property provides compatible 208V 3-phase power, and you want traditional electric sauna heat with a separately mounted digital or smart control.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eKey Highlights\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eHarvia Virta floor-mounted electric sauna heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e10.5 kW heating output\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e208V, 3-phase electrical configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eDesigned for traditional Finnish sauna heat and löyly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eStrong construction suited to regular and demanding sauna use\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eService-friendly front maintenance access\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eHeating elements separated from the sauna stones\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eRequires a compatible separate sauna control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eCompatible control path: Harvia Xenio CX30-U3\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eSmart-control path: Harvia Fenix FX30-U1-U3-XC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003eIdeal for appropriately sized residential, commercial, hospitality, fitness, wellness, and shared-use sauna environments\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/pim.harvia.com\/rockon-images\/CIP\/asset\/download\/3c5b6375-efcf-42bf-86ea-4ff1ab4796a9\/393\"\u003e\u003cspan\u003eUser Manual\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"tigren-productAttachment\"\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\n\u003cdiv class=\"tigren-productAttachment\"\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\n\u003ca class=\"tigren-linkAttachment full-unstyled-link\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/1956\/7012\/files\/Harvia_Heaters_Cheat_Sheet_2.pdf?v=1759161035\" target=\"_blank\"\u003eHarvia Heater Requirements and Information\u003c\/a\u003e\u003cspan class=\"tigren-sizeAttachment\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/1956\/7012\/files\/Harvia_Heaters_Cheat_Sheet_2.pdf?v=1759161035\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-productAttachment\"\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\u003ca class=\"tigren-linkAttachment full-unstyled-link\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0591\/1956\/7012\/files\/ComparisonSheets_11x8.5_v9_StandardElectricHeater_1_.pdf.pdf?v=1773240256\" target=\"_blank\"\u003eHarvia Heater Comparison\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-productAttachment\"\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\n\u003cdiv class=\"tigren-productAttachment\"\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\u003ca href=\"https:\/\/betweenliving.com\/pages\/sauna-volume-heater-size-estimator\" rel=\"noopener\" target=\"_blank\"\u003eSauna Heater Sizing Calculator\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-productAttachment\"\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0788\/2575\/0761\/files\/1764071087-harvia_warrantyterms_en_112025.pdf?v=1782437463\" rel=\"noopener\" target=\"_blank\"\u003eWarranty Information\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-productAttachment\"\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\u003cstrong\u003e***REQUIRED\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003eStones:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/betweenliving.com\/products\/harvia-sauna-heater-stones-split-face-10-15cm?_pos=1\u0026amp;_psq=AC3020\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eAC3020\u003c\/a\u003e\u003ca href=\"https:\/\/betweenliving.com\/products\/harvia-sauna-heater-stones-split-face-0-10cm-44lbs\"\u003e\u003cspan\u003e \u003c\/span\u003ex 4 boxes\u003cspan\u003e \u003c\/span\u003e\u003c\/a\u003e(more options available within complementary products)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003eBoxes of stones needed:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4 boxes of 20 kg stones\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003eXenio Control Unit Needed:\u003cspan\u003e Standard: \u003c\/span\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/betweenliving.com\/products\/harvia-xenio-series-digital-control-with-wifi-for-harvia-sauna-heaters-black?_pos=1\u0026amp;_sid=b696b9d21\u0026amp;_ss=r\"\u003eCX30-U1-U3\u003c\/a\u003e \u003c\/strong\u003e\u003cbr\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\u003cstrong\u003eor\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003eFenix Control Upgrade Option:\u003cspan\u003e \u003ca href=\"https:\/\/betweenliving.com\/products\/harvia-control-unit-fenix-fx30-208-v-240-v-wifi-core-7-10-5-kw?_pos=1\u0026amp;_psq=FX30-U1-U3-XC\u0026amp;_psid=f4c4d76da\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003e\u003cstrong\u003eFX30-U1-U3\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\n\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cblockquote\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\n\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tigren-infor_wrap\"\u003e\u003cspan style=\"color: rgb(179, 30, 169);\"\u003e\u003cstrong\u003e\u003ca style=\"color: rgb(179, 30, 169);\" href=\"https:\/\/betweenliving.com\/pages\/harvia-virta-electric-sauna-heaters-accessories\"\u003eEXPLORE AND COMPARE ALL VIRTA HEATERS \u0026amp; ACCESSORIES\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"No Control \/ No Stones","offer_id":51525690523881,"sku":"HL11U3","price":2739.0,"currency_code":"USD","in_stock":true},{"title":"No Control \/ Split Face 10-15 cm X4 boxes +$248","offer_id":51525690556649,"sku":"HL11U4","price":2987.0,"currency_code":"USD","in_stock":true},{"title":"cx30-u1-u3-xw Xenio Control Unit +$973 \/ No Stones","offer_id":51525690589417,"sku":"HL11U5","price":3712.0,"currency_code":"USD","in_stock":true},{"title":"cx30-u1-u3-xw Xenio Control Unit +$973 \/ Split Face 10-15 cm X4 boxes +$248","offer_id":51525690622185,"sku":"HL11U6","price":3960.0,"currency_code":"USD","in_stock":true},{"title":"FX30-U1-U3 Fenix Control Upgrade +1168 \/ No Stones","offer_id":51525690654953,"sku":"HL11U7","price":3907.0,"currency_code":"USD","in_stock":true},{"title":"FX30-U1-U3 Fenix Control Upgrade +1168 \/ Split Face 10-15 cm X4 boxes +$248","offer_id":51525690687721,"sku":"HL11U8","price":4155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/2575\/0761\/files\/Harvia_Virta_HL110_p1_a43ec205-f837-458e-8c43-c2dd326bd1fb.jpg?v=1784128388","url":"https:\/\/betweenliving.com\/products\/harvia-virta-electric-sauna-heater-hl110-11-0-kw-208vac-3-phase-black-hl11u3","provider":"Between Living","version":"1.0","type":"link"}