{"product_id":"dometic™-38359-rv-furnace-dfld40111-40-000-btu-lp-gas-12v-dc","title":"Dometic™ 38359 RV Furnace – DFLD40111 – 40,000 BTU – LP Gas – 12V DC","description":"\u003ch1 data-start=\"163\" data-end=\"235\"\u003eDometic™ 38359 RV Furnace – DFLD40111 – 40,000 BTU – LP Gas – 12V DC\u003c\/h1\u003e\n\u003cp data-start=\"236\" data-end=\"297\"\u003e\u003cstrong data-start=\"236\" data-end=\"297\"\u003eDFL Series | Large Size | Bottom Discharge | Single Stage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"299\" data-end=\"586\"\u003e\u003cstrong data-start=\"299\" data-end=\"315\"\u003ePart Number:\u003c\/strong\u003e 38359\u003cbr data-start=\"321\" data-end=\"324\"\u003e\u003cstrong data-start=\"324\" data-end=\"334\"\u003eModel:\u003c\/strong\u003e DFLD40111\u003cbr data-start=\"344\" data-end=\"347\"\u003e\u003cstrong data-start=\"347\" data-end=\"358\"\u003eSeries:\u003c\/strong\u003e DFL (Large Series)\u003cbr data-start=\"377\" data-end=\"380\"\u003e\u003cstrong data-start=\"380\" data-end=\"394\"\u003eFuel Type:\u003c\/strong\u003e LP Gas (Propane)\u003cbr data-start=\"411\" data-end=\"414\"\u003e\u003cstrong data-start=\"414\" data-end=\"429\"\u003eBTU Output:\u003c\/strong\u003e 40,000 BTU\u003cbr data-start=\"440\" data-end=\"443\"\u003e\u003cstrong data-start=\"443\" data-end=\"461\"\u003eHeating Stage:\u003c\/strong\u003e Single Stage\u003cbr data-start=\"474\" data-end=\"477\"\u003e\u003cstrong data-start=\"477\" data-end=\"489\"\u003eVoltage:\u003c\/strong\u003e 12 Volt DC\u003cbr data-start=\"500\" data-end=\"503\"\u003e\u003cstrong data-start=\"503\" data-end=\"522\"\u003eDischarge Type:\u003c\/strong\u003e Bottom Discharge\u003cbr data-start=\"539\" data-end=\"542\"\u003e\u003cstrong data-start=\"542\" data-end=\"586\"\u003eAccess Door \u0026amp; Thermostat Sold Separately\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"588\" data-end=\"591\"\u003e\n\u003ch2 data-start=\"593\" data-end=\"612\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"614\" data-end=\"808\"\u003eThe \u003cstrong data-start=\"618\" data-end=\"654\"\u003eDometic™ 38359 (Model DFLD40111)\u003c\/strong\u003e is a high-capacity \u003cstrong data-start=\"674\" data-end=\"706\"\u003e40,000 BTU LP gas RV furnace\u003c\/strong\u003e designed for large motorhomes, fifth wheels, destination trailers, and high-heat-demand applications.\u003c\/p\u003e\n\u003cp data-start=\"810\" data-end=\"1008\"\u003ePart of the \u003cstrong data-start=\"822\" data-end=\"859\"\u003eDFL Series large-chassis platform\u003c\/strong\u003e, this furnace operates on \u003cstrong data-start=\"886\" data-end=\"906\"\u003e12 Volt DC power\u003c\/strong\u003e and delivers strong, consistent heating performance through a bottom-discharge airflow configuration.\u003c\/p\u003e\n\u003cp data-start=\"1010\" data-end=\"1167\"\u003eAs a \u003cstrong data-start=\"1015\" data-end=\"1039\"\u003esingle-stage furnace\u003c\/strong\u003e, the DFLD40111 operates at full BTU output when activated, providing straightforward, reliable heating for larger RV interiors.\u003c\/p\u003e\n\u003cp data-start=\"1169\" data-end=\"1432\"\u003e⚠ \u003cstrong data-start=\"1171\" data-end=\"1185\"\u003eImportant:\u003c\/strong\u003e This unit requires the purchase of a compatible exterior access door (sold separately).\u003cbr data-start=\"1273\" data-end=\"1276\"\u003e⚠ A compatible wall thermostat is also required and sold separately.\u003cbr data-start=\"1344\" data-end=\"1347\"\u003e⚠ Always measure your existing furnace cut-out before ordering to confirm proper fit.\u003c\/p\u003e\n\u003chr data-start=\"1434\" data-end=\"1437\"\u003e\n\u003ch1 data-start=\"1439\" data-end=\"1453\"\u003eKey Features\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli data-start=\"1457\" data-end=\"1498\"\u003e40,000 BTU high-output heating capacity\u003c\/li\u003e\n\u003cli data-start=\"1501\" data-end=\"1529\"\u003eLP Gas (propane) operation\u003c\/li\u003e\n\u003cli data-start=\"1532\" data-end=\"1561\"\u003eSingle-stage heating system\u003c\/li\u003e\n\u003cli data-start=\"1564\" data-end=\"1597\"\u003e12 Volt DC electrical operation\u003c\/li\u003e\n\u003cli data-start=\"1600\" data-end=\"1640\"\u003eBottom discharge airflow configuration\u003c\/li\u003e\n\u003cli data-start=\"1643\" data-end=\"1671\"\u003eLarge-size furnace chassis\u003c\/li\u003e\n\u003cli data-start=\"1674\" data-end=\"1723\"\u003eDesigned for higher heat demand RV applications\u003c\/li\u003e\n\u003cli data-start=\"1726\" data-end=\"1775\"\u003eExterior access door required (sold separately)\u003c\/li\u003e\n\u003cli data-start=\"1778\" data-end=\"1822\"\u003eWall thermostat required (sold separately)\u003c\/li\u003e\n\u003cli data-start=\"1825\" data-end=\"1858\"\u003eOEM Dometic replacement furnace\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1860\" data-end=\"1863\"\u003e\n\u003ch1 data-start=\"1865\" data-end=\"1881\"\u003eSpecifications\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli data-start=\"1885\" data-end=\"1909\"\u003e\n\u003cstrong data-start=\"1885\" data-end=\"1901\"\u003ePart Number:\u003c\/strong\u003e 38359\u003c\/li\u003e\n\u003cli data-start=\"1912\" data-end=\"1934\"\u003e\n\u003cstrong data-start=\"1912\" data-end=\"1922\"\u003eModel:\u003c\/strong\u003e DFLD40111\u003c\/li\u003e\n\u003cli data-start=\"1937\" data-end=\"1954\"\u003e\n\u003cstrong data-start=\"1937\" data-end=\"1948\"\u003eSeries:\u003c\/strong\u003e DFL\u003c\/li\u003e\n\u003cli data-start=\"1957\" data-end=\"1985\"\u003e\n\u003cstrong data-start=\"1957\" data-end=\"1972\"\u003eBTU Rating:\u003c\/strong\u003e 40,000 BTU\u003c\/li\u003e\n\u003cli data-start=\"1988\" data-end=\"2021\"\u003e\n\u003cstrong data-start=\"1988\" data-end=\"2006\"\u003eHeating Stage:\u003c\/strong\u003e Single Stage\u003c\/li\u003e\n\u003cli data-start=\"2024\" data-end=\"2047\"\u003e\n\u003cstrong data-start=\"2024\" data-end=\"2038\"\u003eFuel Type:\u003c\/strong\u003e LP Gas\u003c\/li\u003e\n\u003cli data-start=\"2050\" data-end=\"2075\"\u003e\n\u003cstrong data-start=\"2050\" data-end=\"2062\"\u003eVoltage:\u003c\/strong\u003e 12 Volt DC\u003c\/li\u003e\n\u003cli data-start=\"2078\" data-end=\"2115\"\u003e\n\u003cstrong data-start=\"2078\" data-end=\"2106\"\u003eDischarge Configuration:\u003c\/strong\u003e Bottom\u003c\/li\u003e\n\u003cli data-start=\"2118\" data-end=\"2144\"\u003e\n\u003cstrong data-start=\"2118\" data-end=\"2128\"\u003eWidth:\u003c\/strong\u003e 16-1\/2 inches\u003c\/li\u003e\n\u003cli data-start=\"2147\" data-end=\"2169\"\u003e\n\u003cstrong data-start=\"2147\" data-end=\"2158\"\u003eHeight:\u003c\/strong\u003e 9 inches\u003c\/li\u003e\n\u003cli data-start=\"2172\" data-end=\"2194\"\u003e\n\u003cstrong data-start=\"2172\" data-end=\"2182\"\u003eDepth:\u003c\/strong\u003e 20 inches\u003c\/li\u003e\n\u003cli data-start=\"2197\" data-end=\"2236\"\u003e\n\u003cstrong data-start=\"2197\" data-end=\"2231\"\u003eExterior Access Door Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli data-start=\"2239\" data-end=\"2268\"\u003e\n\u003cstrong data-start=\"2239\" data-end=\"2263\"\u003eThermostat Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2270\" data-end=\"2273\"\u003e\n\u003ch1 data-start=\"2275\" data-end=\"2295\"\u003eInstallation Notes\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli data-start=\"2299\" data-end=\"2343\"\u003eDesigned for bottom-discharge duct systems\u003c\/li\u003e\n\u003cli data-start=\"2346\" data-end=\"2386\"\u003eRequires matching exterior access door\u003c\/li\u003e\n\u003cli data-start=\"2389\" data-end=\"2426\"\u003eRequires compatible wall thermostat\u003c\/li\u003e\n\u003cli data-start=\"2429\" data-end=\"2486\"\u003eVerify propane supply and 12V DC electrical connections\u003c\/li\u003e\n\u003cli data-start=\"2489\" data-end=\"2542\"\u003eMeasure existing cut-out dimensions before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2544\" data-end=\"2691\"\u003eProper sizing and door selection ensure:\u003cbr\u003e✔ Secure fitment\u003cbr data-start=\"2601\" data-end=\"2604\"\u003e✔ Proper combustion airflow\u003cbr data-start=\"2631\" data-end=\"2634\"\u003e✔ Weather-tight installation\u003cbr data-start=\"2662\" data-end=\"2665\"\u003e✔ Safe furnace operation\u003c\/p\u003e\n\u003chr data-start=\"2693\" data-end=\"2696\"\u003e\n\u003ch1 data-start=\"2698\" data-end=\"2718\"\u003eIdeal Applications\u003c\/h1\u003e\n\u003cp data-start=\"2720\" data-end=\"2759\"\u003eThe DFLD40111 is commonly installed in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2763\" data-end=\"2801\"\u003eLarge Class A and Class C motorhomes\u003c\/li\u003e\n\u003cli data-start=\"2804\" data-end=\"2818\"\u003eFifth wheels\u003c\/li\u003e\n\u003cli data-start=\"2821\" data-end=\"2843\"\u003eDestination trailers\u003c\/li\u003e\n\u003cli data-start=\"2846\" data-end=\"2859\"\u003eToy haulers\u003c\/li\u003e\n\u003cli data-start=\"2862\" data-end=\"2878\"\u003ePark model RVs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2880\" data-end=\"2971\"\u003eIts 40,000 BTU output makes it ideal for larger living spaces and colder climate operation.\u003c\/p\u003e\n\u003chr data-start=\"2973\" data-end=\"2976\"\u003e\n\u003ch1 data-start=\"2978\" data-end=\"3012\"\u003eFrequently Asked Questions (FAQ)\u003c\/h1\u003e\n\u003cp data-start=\"3014\" data-end=\"3160\"\u003e\u003cstrong data-start=\"3014\" data-end=\"3049\"\u003eQ: Is this a two-stage furnace?\u003c\/strong\u003e\u003cbr data-start=\"3049\" data-end=\"3052\"\u003eA: No. The DFLD40111 is a single-stage furnace operating at full 40,000 BTU output when heating is required.\u003c\/p\u003e\n\u003cp data-start=\"3162\" data-end=\"3280\"\u003e\u003cstrong data-start=\"3162\" data-end=\"3207\"\u003eQ: Does this unit include an access door?\u003c\/strong\u003e\u003cbr data-start=\"3207\" data-end=\"3210\"\u003eA: No. A compatible exterior access door must be purchased separately.\u003c\/p\u003e\n\u003cp data-start=\"3282\" data-end=\"3365\"\u003e\u003cstrong data-start=\"3282\" data-end=\"3318\"\u003eQ: Is this furnace propane only?\u003c\/strong\u003e\u003cbr data-start=\"3318\" data-end=\"3321\"\u003eA: Yes, this model is LP gas (propane) only.\u003c\/p\u003e\n\u003cp data-start=\"3367\" data-end=\"3423\"\u003e\u003cstrong data-start=\"3367\" data-end=\"3406\"\u003eQ: What voltage does it operate on?\u003c\/strong\u003e\u003cbr data-start=\"3406\" data-end=\"3409\"\u003eA: 12 Volt DC.\u003c\/p\u003e\n\u003cp data-start=\"3425\" data-end=\"3531\"\u003e\u003cstrong data-start=\"3425\" data-end=\"3464\"\u003eQ: What does bottom discharge mean?\u003c\/strong\u003e\u003cbr data-start=\"3464\" data-end=\"3467\"\u003eA: Heated air flows downward into the RV’s floor ducting system.\u003c\/p\u003e","brand":"RV Furnace Guys","offers":[{"title":"Default Title","offer_id":47857629135089,"sku":null,"price":1899.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4941\/0289\/files\/38359.png?v=1772403555","url":"https:\/\/rvfurnaceguys.com\/products\/dometic%e2%84%a2-38359-rv-furnace-dfld40111-40-000-btu-lp-gas-12v-dc","provider":"RV Furnace Guys","version":"1.0","type":"link"}