{"product_id":"5391a-suburban-st-42-on-demand-water-heater","title":"5391A Suburban ST-42 ON DEMAND Water Heater","description":"\u003ch1\u003e5391A Suburban ST-42 ON DEMAND RV Water Heater, NEEDS S6285 DOOR\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003eOEM Tankless \/ On‑Demand RV Water Heater — Requires Door S6285\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003e\u003cstrong\u003eReplaces\u003c\/strong\u003e 5381A\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003e5391A\u003c\/strong\u003e is Suburban’s \u003cstrong\u003eST‑42 On‑Demand (tankless) water heater\u003c\/strong\u003e, engineered to deliver continuous hot water output for RV applications. This model replaces traditional 6‑ and 10‑gallon tank heaters with a high‑efficiency, on‑demand system that heats water only when needed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eSuburban ST‑42\u003c\/strong\u003e is a high‑output, \u003cstrong\u003eon‑demand tankless water heater\u003c\/strong\u003e designed for modern RVs requiring continuous hot water. Unlike tank‑style heaters, the ST‑42 heats water instantly as it flows through the system, eliminating recovery time and maximizing efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis model \u003cstrong\u003erequires the S6285 door kit\u003c\/strong\u003e for proper exterior installation and ventilation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003e📐 \u003cstrong\u003eKey Features\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOEM Suburban \u003cstrong\u003eST‑42 On‑Demand\u003c\/strong\u003e water heater\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides \u003cstrong\u003econtinuous hot water\u003c\/strong\u003e — no tank, no recovery time\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHigh‑efficiency burner system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompact design for RV retrofits and OEM installs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRequires \u003cstrong\u003eS6285 exterior door kit\u003c\/strong\u003e for installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDirect replacement for older Suburban tank‑style heaters (with proper retrofit door)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for a wide range of RV applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Laurelhurst","offers":[{"title":"Default Title","offer_id":43093843542082,"sku":"S5391A,","price":698.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/files\/ST-42.webp?v=1773724384","url":"https:\/\/hvacpartstore.com\/products\/5391a-suburban-st-42-on-demand-water-heater","provider":"HVACpartstore","version":"1.0","type":"link"}