{"product_id":"eos-invisio-midi-electric-sauna-heater","title":"EOS Invisio Midi Concealed Electric Sauna Heater","description":"\u003cp\u003eThe EOS Invisio Midi places the heater beneath the sauna bench rather than in the open bathing area. A water infusion system directs water through a stainless steel funnel to the heater, preserving traditional water-on-stones operation within a concealed installation. The included protective grill helps prevent objects from falling onto the heater.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConcealed installation beneath sauna benches.\u003c\/li\u003e\n\u003cli\u003eZinc-plated steel construction with stainless steel top cover and feet.\u003c\/li\u003e\n\u003cli\u003eFour adjustable legs support installation.\u003c\/li\u003e\n\u003cli\u003eWater infusion trough, hose and angled tube supplied.\u003c\/li\u003e\n\u003cli\u003eAvailable in stainless steel or anthracite in the listed 6, 9 and 12 kW configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility and selection\u003c\/h3\u003e\u003cp\u003eSauna stones, compatible EOS control and power box are sold separately. Under-bench clearances, enclosure design and ventilation must follow the installation manual.\u003c\/p\u003e\u003ch3\u003eIncluded items\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eInvisio Midi heater\u003c\/li\u003e\n\u003cli\u003eFour adjustable legs\u003c\/li\u003e\n\u003cli\u003eInfusion trough, connection hose and stainless steel angled tube\u003c\/li\u003e\n\u003cli\u003eProtective grill, mounting material and warning plate\u003c\/li\u003e\n\u003cli\u003eInstallation and operation manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eEOS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeater type\u003c\/th\u003e\n\u003ctd\u003eElectric sauna heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eConcealed under-bench\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of manufacture\u003c\/th\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e45.7\" (116 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDepth\u003c\/th\u003e\n\u003ctd\u003e15\" (38 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeight\u003c\/th\u003e\n\u003ctd\u003e30.3\" (77 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eAvailable configurations\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSupplier SKU\u003c\/th\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003cth\u003eOutput\u003c\/th\u003e\n\u003cth\u003eElectrical\u003c\/th\u003e\n\u003cth\u003eRoom volume\u003c\/th\u003e\n\u003cth\u003eSupplier-listed weight\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-947543\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003ctd\u003e6 kW\u003c\/td\u003e\n\u003ctd\u003e208V \/ 3PH\u003c\/td\u003e\n\u003ctd\u003e213–280 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e97 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-947544\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003ctd\u003e9 kW\u003c\/td\u003e\n\u003ctd\u003e208V \/ 3PH\u003c\/td\u003e\n\u003ctd\u003e313–494 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e99 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-947545\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003ctd\u003e12 kW\u003c\/td\u003e\n\u003ctd\u003e208V \/ 3PH\u003c\/td\u003e\n\u003ctd\u003e494–634 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e104 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-947546\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003ctd\u003e6 kW\u003c\/td\u003e\n\u003ctd\u003e240V \/ 2PH\u003c\/td\u003e\n\u003ctd\u003e213–280 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e97 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-947547\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003ctd\u003e9 kW\u003c\/td\u003e\n\u003ctd\u003e240V \/ 2PH\u003c\/td\u003e\n\u003ctd\u003e313–494 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e99 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-947997\u003c\/td\u003e\n\u003ctd\u003eAnthracite\u003c\/td\u003e\n\u003ctd\u003e6 kW\u003c\/td\u003e\n\u003ctd\u003e208V \/ 3PH\u003c\/td\u003e\n\u003ctd\u003e213–280 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e97 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-947998\u003c\/td\u003e\n\u003ctd\u003eAnthracite\u003c\/td\u003e\n\u003ctd\u003e9 kW\u003c\/td\u003e\n\u003ctd\u003e208V \/ 3PH\u003c\/td\u003e\n\u003ctd\u003e313–494 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e99 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-947999\u003c\/td\u003e\n\u003ctd\u003eAnthracite\u003c\/td\u003e\n\u003ctd\u003e12 kW\u003c\/td\u003e\n\u003ctd\u003e208V \/ 3PH\u003c\/td\u003e\n\u003ctd\u003e494–634 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e104 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-948000\u003c\/td\u003e\n\u003ctd\u003eAnthracite\u003c\/td\u003e\n\u003ctd\u003e6 kW\u003c\/td\u003e\n\u003ctd\u003e240V \/ 2PH\u003c\/td\u003e\n\u003ctd\u003e213–280 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e97 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14-948001\u003c\/td\u003e\n\u003ctd\u003eAnthracite\u003c\/td\u003e\n\u003ctd\u003e9 kW\u003c\/td\u003e\n\u003ctd\u003e240V \/ 2PH\u003c\/td\u003e\n\u003ctd\u003e313–494 cu. ft.\u003c\/td\u003e\n\u003ctd\u003e99 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eRoom volume is the supplier’s model selection range. Select the heater for the actual sauna construction and follow the EOS installation instructions for clearances, ventilation and electrical connections.\u003c\/p\u003e\u003ch3\u003eProduct notes\u003c\/h3\u003e\u003cp\u003eThe comparison photograph shows both stainless steel and anthracite versions. Installation renderings illustrate the heater family.\u003c\/p\u003e\u003ch3\u003eSpecifications and installation resources\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.steamsaunabath.com\/sites\/default\/files\/2026-01\/EOS-Invisio-Midi-IOM.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation and operation manual (EOS-Invisio-Midi-IOM.pdf)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.steamsaunabath.com\/sites\/default\/files\/2026-01\/EOS-Invisio-Midi-Data-Sheet.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSpecification data sheet (EOS-Invisio-Midi-Data-Sheet.pdf)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EOS","offers":[{"title":"Stainless Steel \/ 6 kW \/ 208V \/ 3PH","offer_id":67752287928473,"sku":"14-947543","price":5641.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel \/ 9 kW \/ 208V \/ 3PH","offer_id":67752287961241,"sku":"14-947544","price":5860.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel \/ 12 kW \/ 208V \/ 3PH","offer_id":67752287994009,"sku":"14-947545","price":5860.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel \/ 6 kW \/ 240V \/ 2PH","offer_id":67752288026777,"sku":"14-947546","price":5641.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel \/ 9 kW \/ 240V \/ 2PH","offer_id":67752288059545,"sku":"14-947547","price":5860.0,"currency_code":"USD","in_stock":true},{"title":"Anthracite \/ 6 kW \/ 208V \/ 3PH","offer_id":67752288092313,"sku":"14-947997","price":5641.0,"currency_code":"USD","in_stock":true},{"title":"Anthracite \/ 9 kW \/ 208V \/ 3PH","offer_id":67752288125081,"sku":"14-947998","price":5860.0,"currency_code":"USD","in_stock":true},{"title":"Anthracite \/ 12 kW \/ 208V \/ 3PH","offer_id":67752288157849,"sku":"14-947999","price":5860.0,"currency_code":"USD","in_stock":true},{"title":"Anthracite \/ 6 kW \/ 240V \/ 2PH","offer_id":67752288190617,"sku":"14-948000","price":5641.0,"currency_code":"USD","in_stock":true},{"title":"Anthracite \/ 9 kW \/ 240V \/ 2PH","offer_id":67752288223385,"sku":"14-948001","price":5860.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0624\/0911\/3753\/files\/EOS-Invisio-Midi-1.jpg?v=1792538957","url":"https:\/\/cottagespas.com\/products\/eos-invisio-midi-electric-sauna-heater","provider":"Cottage Spas","version":"1.0","type":"link"}