{"product_id":"harvia-club-k125g-u3-nc-12-5kw-sauna-heater","title":"Harvia Club KG12G-U3W 12KW Sauna Heater","description":"\u003cp\u003eThe Harvia Club K125G-U3-NC 12.5KW Sauna Heater is a heavy-duty electric sauna heater designed for large sauna rooms and demanding commercial environments. Built for spas, gyms, wellness centers, hotels, health clubs, and large private sauna installations, this floor-standing heater delivers reliable performance for sauna rooms from 494 to 742 cubic feet.\u003c\/p\u003e\n\u003cp\u003eConstructed in Finland with a durable stainless steel body and industrial-grade heating elements, the Harvia Club series is built for frequent use and long-term reliability. Its large stone capacity supports steady heat retention and smooth steam production, making it a strong choice for high-use sauna environments.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• 12.5KW heating capacity for sauna rooms from 494 to 742 cubic feet\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Designed for commercial and high-capacity sauna installations\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Floor-standing stainless steel construction\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Industrial-grade stainless steel heating elements\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Holds up to 135 lbs of sauna stones\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Compatible with Harvia Xenio CX45 digital controls\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Compatible with mechanical control configurations using F-2T and FX503 components\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• UL Listed for safety compliance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Designed and manufactured in Finland\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical Information\u003c\/h3\u003e\n\u003cp\u003eThe Harvia Club K125G-U3-NC is engineered for sauna rooms that require reliable, high-output electric heating and durable commercial-grade construction. Its all-stainless steel housing helps support long-term performance in high-heat environments, while the large stone capacity provides strong heat retention and consistent steam when water is applied to the stones.\u003c\/p\u003e\n\u003cp\u003eThis model operates on a 208V three-phase electrical connection and requires a compatible control system and contactor or power unit for operation. Sauna stones and controls are sold separately.\u003c\/p\u003e\n\u003ch3\u003eElectrical Requirements\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Power Output: 12,300 Watts \/ 12.5KW\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Voltage \/ Phase: 208V \/ 3-phase\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Amperage: 34.1A\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Main Breaker Size: 40A\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Wiring from Heater to Power Unit: (3) #8 + Neutral + Ground\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Control Wiring: (2) #14 + Ground\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eControl Compatibility\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Compatible Digital Control: Harvia Xenio CX45\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Compatible Mechanical Control Components: F-2T and FX503\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Requires appropriate contactor or power unit for operation\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Harvia Club K125G-U3-NC 12.5KW Electric Sauna Heater\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Mounting Hardware\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Installation and User Manual\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• UL Certification Label\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Sauna stones required for operation and sold separately\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Requires up to 135 lbs of sauna stones\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Compatible control system required and sold separately\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• Contactor or power unit required for operation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e• 208V three-phase electrical connection required\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Professional commercial installation recommended\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eHarvia Club K125G-U3-NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Output\u003c\/th\u003e\n\u003ctd\u003e12.5 kW (12,300 watts)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSauna Room Size\u003c\/th\u003e\n\u003ctd\u003e494 – 742 cu. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage \/ Phase\u003c\/th\u003e\n\u003ctd\u003e208V \/ 3-Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmperage\u003c\/th\u003e\n\u003ctd\u003e34.1 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMain Breaker\u003c\/th\u003e\n\u003ctd\u003e40 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWiring (Heater to Power Unit)\u003c\/th\u003e\n\u003ctd\u003e(3) #8 + Neutral + Ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl Wiring\u003c\/th\u003e\n\u003ctd\u003e(2) #14 + Ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeater Dimensions (W x D x H)\u003c\/th\u003e\n\u003ctd\u003e19 7\/8″ x 17″ x 27 1\/2″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStone Capacity\u003c\/th\u003e\n\u003ctd\u003e135 lbs (Stones sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eAll Stainless Steel Housing \u0026amp; Heating Elements\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\u003eMade in Finland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeater Weight\u003c\/th\u003e\n\u003ctd\u003e60 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping Weight with Stones\u003c\/th\u003e\n\u003ctd\u003e192 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Manual\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0582\/6386\/3453\/files\/Harvia_Club_Manual_4bf35253-feb3-4728-ba03-43bb9982a769.pdf?v=1741378481\" rel=\"follow noopener\" title=\"Harvia Club Installation Manual\" target=\"_blank\"\u003eClick Here to Download Manual\u003c\/a\u003e\u003c\/h4\u003e\n\u003ch4\u003e\u003ca title=\"Sauna Heater Sizing Tool by Finnish Sauna Builders\" rel=\"follow noopener\" href=\"https:\/\/finnishsaunabuilders.com\/pages\/sauna-heater-sizing\" target=\"_blank\"\u003eSauna Heater Sizing Tool\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/PGK7Xg7k59Y\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Finnish Sauna Builders","offers":[{"title":"240V 1PH","offer_id":59492688494673,"sku":"120-HRKGU1224C","price":2086.0,"currency_code":"USD","in_stock":true},{"title":"208V 3PH","offer_id":59492688527441,"sku":"120-HRKGU1220C","price":2086.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/5869\/3457\/files\/Harvia_Club_KG12G-U3W_12KW_Sauna_Heater_-_Finnish_Sauna_Builders.webp?v=1778273329","url":"https:\/\/renewalcove.com\/products\/harvia-club-k125g-u3-nc-12-5kw-sauna-heater","provider":"Renewal Cove","version":"1.0","type":"link"}