{"product_id":"viessmann-vitocell-300-b-79-gallon-dual-coil-indirect-fired-domestic-water-heater-7720336","title":"Viessmann Vitocell 300-B 79 Gallon Dual Coil Indirect Fired Domestic Water Heater - 7720336","description":"\u003ch2\u003eEnjoy Solar‑Ready, Hygienic Hot Water With The Viessmann Vitocell 300‑B 79‑Gallon Dual‑Coil Stainless Steel Indirect Water Heater (7720336)\u003c\/h2\u003e\n\n\n\u003cp\u003e\nWant fast, consistent hot water for showers, laundry, and the kitchen—without the upkeep of a traditional glass‑lined tank? The \u003cstrong\u003eViessmann Vitocell 300‑B\u003c\/strong\u003e (model \u003cstrong\u003e7720336\u003c\/strong\u003e) is a \u003cstrong\u003e79‑gallon, dual‑coil indirect water heater\u003c\/strong\u003e built from \u003cstrong\u003ehigh‑grade stainless steel\u003c\/strong\u003e for long service life and clean, hygienic hot water. It’s \u003cstrong\u003esolar‑ready\u003c\/strong\u003e with two internal coils: one for your boiler and one for solar (or heat pump) input, delivering excellent recovery and premium efficiency.\n\u003c\/p\u003e\n\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Viessmann\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e 7720336 (Vitocell 300‑B, EVBA 79 USG)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Dual‑Coil Indirect‑Fired DHW Storage Tank (Solar‑Ready)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Capacity:\u003c\/strong\u003e 79 Gallons (300 L)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank Material:\u003c\/strong\u003e High‑grade Stainless Steel (no sacrificial anode required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation:\u003c\/strong\u003e Rigid PUR foam; low standby heat loss (~0.6°F\/hr)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Exchanger Coils:\u003c\/strong\u003e Two internal stainless coils (upper = boiler; lower = solar\/heat pump)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Surface Area:\u003c\/strong\u003e ~16 ft² (1.5 m²) total\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Volume:\u003c\/strong\u003e ~2.9 Gallons (11 L)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAHRI Ratings (Coils In Parallel, 180°F Supply):\u003c\/strong\u003e First Hour 496 GPH; Continuous 429 GPH; First Draw 67 Gal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Working Pressure (DHW):\u003c\/strong\u003e 150 psig (210°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Working Pressure (Coils):\u003c\/strong\u003e 220 psig (392°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections:\u003c\/strong\u003e 1″ male NPT for coils, domestic hot\/cold, and recirculation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × Tilt):\u003c\/strong\u003e ~29″ diameter × 68″ height; ~72″ tilt height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight (With Insulation):\u003c\/strong\u003e ~249 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e AHRI rated; CSA Low Lead \/ NSF\/ANSI 372 compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\n\u003ch4\u003eStainless Steel Tank, No Anode To Replace\u003c\/h4\u003e\n\u003cp\u003e\nUnlike glass‑lined tanks, the Vitocell 300‑B uses a \u003cstrong\u003ehomogeneous stainless steel cylinder\u003c\/strong\u003e—so there’s \u003cstrong\u003eno sacrificial anode\u003c\/strong\u003e to check or replace. That means less maintenance and consistently clean domestic hot water.\n\u003c\/p\u003e\n\n\n\u003ch4\u003eDual‑Coil, Solar‑Ready Design\u003c\/h4\u003e\n\u003cp\u003e\nTwo generous internal coils make it easy to integrate \u003cstrong\u003esolar thermal\u003c\/strong\u003e (or a heat pump) alongside your boiler. The lower coil harvests solar heat; the upper coil quickly \u003cstrong\u003eboosts temperature\u003c\/strong\u003e from the boiler when demand spikes or the weather is cloudy.\n\u003c\/p\u003e\n\n\n\u003ch4\u003eHigh Recovery For Busy Homes\u003c\/h4\u003e\n\u003cp\u003e\nWith \u003cstrong\u003eAHRI‑certified performance up to 496 GPH first‑hour rating\u003c\/strong\u003e (coils in parallel; 180°F supply), this \u003cstrong\u003e79‑gallon\u003c\/strong\u003e indirect delivers steady, back‑to‑back hot water for bathrooms, laundry, and the kitchen—ideal for multi‑bath homes.\n\u003c\/p\u003e\n\n\n\u003ch4\u003eComfortable, Efficient, And Quiet\u003c\/h4\u003e\n\u003cp\u003e\nThick \u003cstrong\u003ePUR foam insulation\u003c\/strong\u003e keeps standby losses low (about \u003cstrong\u003e0.6°F per hour\u003c\/strong\u003e), helping your system use less energy to maintain temperature. No burner or fan in the tank means whisper‑quiet operation.\n\u003c\/p\u003e\n\n\n\u003ch4\u003eInstaller‑Friendly Layout\u003c\/h4\u003e\n\u003cp\u003e\nStandard \u003cstrong\u003e1″ NPT\u003c\/strong\u003e connections for DHW, recirculation, and coils streamline piping. A compact \u003cstrong\u003e~29″ diameter\u003c\/strong\u003e and \u003cstrong\u003e~68″ height\u003c\/strong\u003e simplify placement in mechanical rooms, and integrated \u003cstrong\u003esensor wells and thermometers\u003c\/strong\u003e speed up commissioning.\n\u003c\/p\u003e","brand":"Viessmann","offers":[{"title":"Default Title","offer_id":43932126707763,"sku":"VIES7720336","price":5115.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5964\/8563\/files\/vitocell_300-v_white_1280x1280_b3463ada-a774-4326-8e70-fd9a19b25edd.png?v=1771885311","url":"https:\/\/plumbing-deals.com\/products\/viessmann-vitocell-300-b-79-gallon-dual-coil-indirect-fired-domestic-water-heater-7720336","provider":"Plumbing Deals","version":"1.0","type":"link"}