{"product_id":"uku-extension-box-required-for-heaters-12kw-and-up","title":"UKU Extension Box Required for Heaters 12kW and up","description":"\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eThe main module can control up to 11kW heaters, for full range electrical heaters extension box is needed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eFor use with UKU controls\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eFor heaters 12kW and up\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-sheets-root=\"1\"\u003ePackage Contents\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-sheets-root=\"1\"\u003eExtension box\u003cbr\u003eInstallation and operation manual\u003cbr\u003e5-Year limited warranty\u003c\/span\u003e\u003cspan data-sheets-root=\"1\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"HUMM","offers":[{"title":"Default Title","offer_id":50111122637086,"sku":"H2003012","price":625.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/8294\/1982\/files\/Screenshot2025-09-04212539.png?v=1757035663","url":"https:\/\/saunaburns.com\/products\/uku-extension-box-required-for-heaters-12kw-and-up","provider":"SaunaBurns","version":"1.0","type":"link"}