{"title":"Suburban Control Boards","description":"","products":[{"product_id":"suburban-521099-ignition-control-circuit-board-12v-furnace-replacement-520741-520820","title":"Suburban 521099 Ignition Control Circuit Board – 12V Furnace Replacement (520741 \/ 520820)","description":"\u003ch2 data-section-id=\"53drpp\" data-start=\"226\" data-end=\"247\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"248\" data-end=\"578\"\u003eThe \u003cstrong data-start=\"252\" data-end=\"302\"\u003eSuburban 521099 Ignition Control Circuit Board\u003c\/strong\u003e is the upgraded, direct replacement for older Suburban furnace control boards, including \u003cstrong data-start=\"392\" data-end=\"413\"\u003e520741 and 520820\u003c\/strong\u003e. Designed for Suburban 12V RV furnaces, this board acts as the “brain” of your heating system—controlling ignition, monitoring flame, and managing blower operation.\u003c\/p\u003e\n\u003cp data-start=\"580\" data-end=\"812\"\u003eBuilt with integrated fan control (3rd generation \/ 3G design), this module improves furnace performance, safety, and reliability—making it one of the most commonly replaced and most important components in Suburban furnace systems.\u003c\/p\u003e\n\u003cp data-start=\"814\" data-end=\"902\"\u003eImportant: This board is \u003cstrong data-start=\"839\" data-end=\"858\"\u003e12 Volt DC ONLY\u003c\/strong\u003e and will \u003cstrong data-start=\"868\" data-end=\"901\"\u003eNOT replace 24 Volt AC boards\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"904\" data-end=\"907\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"909\" data-end=\"926\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"927\" data-end=\"1493\"\u003e\n\u003cli data-section-id=\"13l4fpl\" data-start=\"927\" data-end=\"985\"\u003eDirect replacement for Suburban 520741 \u0026amp; 520820 boards\u003c\/li\u003e\n\u003cli data-section-id=\"zyswh\" data-start=\"986\" data-end=\"1069\"\u003eWorks on all Suburban 12V furnaces (SF \u0026amp; NT series)\n\u003cul data-start=\"1044\" data-end=\"1069\"\u003e\n\u003cli data-section-id=\"1oue88n\" data-start=\"1044\" data-end=\"1069\"\u003eExcludes NT-45S model\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1u8yi4h\" data-start=\"1070\" data-end=\"1131\"\u003e3rd Generation (3G) DSI board with integrated fan control\u003c\/li\u003e\n\u003cli data-section-id=\"1cgx9ey\" data-start=\"1132\" data-end=\"1201\"\u003eControls full ignition sequence (spark, gas valve, flame sensing)\u003c\/li\u003e\n\u003cli data-section-id=\"12geyyh\" data-start=\"1202\" data-end=\"1250\"\u003eBuilt-in safety lockout and flame monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"hgwrtq\" data-start=\"1251\" data-end=\"1302\"\u003ePlug-and-play installation in most applications\u003c\/li\u003e\n\u003cli data-section-id=\"1l5muhh\" data-start=\"1303\" data-end=\"1404\"\u003eIf replacing a board without fan control, a separate wiring harness is required (sold separately)\u003c\/li\u003e\n\u003cli data-section-id=\"1cz8tce\" data-start=\"1405\" data-end=\"1445\"\u003e3-year manufacturer limited warranty\u003c\/li\u003e\n\u003cli data-section-id=\"1cfb1lt\" data-start=\"1446\" data-end=\"1493\"\u003eCompact, durable design for RV environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1495\" data-end=\"1498\"\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"1500\" data-end=\"1519\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"1520\" data-end=\"1751\"\u003e\n\u003cli data-section-id=\"1cger40\" data-start=\"1520\" data-end=\"1543\"\u003ePart Number: 521099\u003c\/li\u003e\n\u003cli data-section-id=\"xsy82d\" data-start=\"1544\" data-end=\"1567\"\u003eVoltage: 12 Volt DC\u003c\/li\u003e\n\u003cli data-section-id=\"1n16wbq\" data-start=\"1568\" data-end=\"1621\"\u003eFunction: Ignition control and blower fan control\u003c\/li\u003e\n\u003cli data-section-id=\"ddr6lm\" data-start=\"1622\" data-end=\"1676\"\u003eApplication: Suburban RV furnaces (SF \u0026amp; NT series)\u003c\/li\u003e\n\u003cli data-section-id=\"o1c0vs\" data-start=\"1677\" data-end=\"1699\"\u003eExclusions: NT-45S\u003c\/li\u003e\n\u003cli data-section-id=\"1l9ykk8\" data-start=\"1700\" data-end=\"1751\"\u003eNot Compatible With: 24 Volt AC furnace systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1753\" data-end=\"1756\"\u003e\n\u003ch2 data-section-id=\"2p3a71\" data-start=\"1758\" data-end=\"1784\"\u003eReplaces Part Numbers\u003c\/h2\u003e\n\u003cul data-start=\"1785\" data-end=\"1884\"\u003e\n\u003cli data-section-id=\"byxogd\" data-start=\"1785\" data-end=\"1795\"\u003e520741\u003c\/li\u003e\n\u003cli data-section-id=\"bwqbid\" data-start=\"1796\" data-end=\"1806\"\u003e520820\u003c\/li\u003e\n\u003cli data-section-id=\"bwo15t\" data-start=\"1807\" data-end=\"1817\"\u003e520871\u003c\/li\u003e\n\u003cli data-section-id=\"bwshpe\" data-start=\"1818\" data-end=\"1828\"\u003e520814\u003c\/li\u003e\n\u003cli data-section-id=\"x2utw4\" data-start=\"1829\" data-end=\"1839\"\u003e33550L\u003c\/li\u003e\n\u003cli data-section-id=\"3eypzz\" data-start=\"1840\" data-end=\"1884\"\u003eMultiple legacy Suburban ignition boards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1886\" data-end=\"1889\"\u003e\n\u003ch2 data-section-id=\"yzynuf\" data-start=\"1891\" data-end=\"1921\"\u003eCompatible Furnace Models\u003c\/h2\u003e\n\u003ch3 data-section-id=\"dmdozq\" data-start=\"1923\" data-end=\"1947\"\u003eSuburban SF Series\u003c\/h3\u003e\n\u003cp data-start=\"1948\" data-end=\"2027\"\u003eSF-20 \/ SF-25 \/ SF-30 \/ SF-35 \/ SF-42\u003cbr data-start=\"1985\" data-end=\"1988\"\u003eSF-Q, SF-FQ, SF-VHQ, SF-VHFQ variants\u003c\/p\u003e\n\u003ch3 data-section-id=\"1mqc26h\" data-start=\"2029\" data-end=\"2053\"\u003eSuburban NT Series\u003c\/h3\u003e\n\u003cp data-start=\"2054\" data-end=\"2168\"\u003eNT-12 \/ NT-16 \/ NT-20 \/ NT-24 \/ NT-25 \/ NT-30 \/ NT-34 \/ NT-40 \/ NT-42\u003cbr data-start=\"2123\" data-end=\"2126\"\u003eNT-S, NT-SE, NT-SP, NT-SQ, NT-SEQ models\u003c\/p\u003e\n\u003cp data-start=\"2170\" data-end=\"2238\"\u003eCompatible with nearly all Suburban 12V furnaces\u003cbr data-start=\"2218\" data-end=\"2221\"\u003eExcludes NT-45S\u003c\/p\u003e\n\u003chr data-start=\"2240\" data-end=\"2243\"\u003e\n\u003ch2 data-section-id=\"i5rncc\" data-start=\"2245\" data-end=\"2292\"\u003eWhen Should You Replace the Control Board?\u003c\/h2\u003e\n\u003cp data-start=\"2293\" data-end=\"2341\"\u003eYou may need the 521099 board if your furnace:\u003c\/p\u003e\n\u003cul data-start=\"2342\" data-end=\"2505\"\u003e\n\u003cli data-section-id=\"ygdt7k\" data-start=\"2342\" data-end=\"2372\"\u003eWill not ignite (no spark)\u003c\/li\u003e\n\u003cli data-section-id=\"1v1q4im\" data-start=\"2373\" data-end=\"2402\"\u003eCycles but does not light\u003c\/li\u003e\n\u003cli data-section-id=\"wxfga1\" data-start=\"2403\" data-end=\"2430\"\u003eBlower runs but no heat\u003c\/li\u003e\n\u003cli data-section-id=\"t741bo\" data-start=\"2431\" data-end=\"2468\"\u003eLocks out after multiple attempts\u003c\/li\u003e\n\u003cli data-section-id=\"x0zq42\" data-start=\"2469\" data-end=\"2505\"\u003eHas intermittent ignition issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2507\" data-end=\"2574\"\u003eThis is one of the most common failure points in Suburban furnaces.\u003c\/p\u003e\n\u003chr data-start=\"2576\" data-end=\"2579\"\u003e\n\u003ch2 data-section-id=\"15zhwfb\" data-start=\"2581\" data-end=\"2623\"\u003eWhy Upgrade to the 521099 (3G Board)?\u003c\/h2\u003e\n\u003cul data-start=\"2624\" data-end=\"2802\"\u003e\n\u003cli data-section-id=\"9jtpw\" data-start=\"2624\" data-end=\"2675\"\u003eCombines ignition and fan control into one unit\u003c\/li\u003e\n\u003cli data-section-id=\"e70uzd\" data-start=\"2676\" data-end=\"2719\"\u003eImproves safety with lockout protection\u003c\/li\u003e\n\u003cli data-section-id=\"1sqrdsf\" data-start=\"2720\" data-end=\"2755\"\u003eMore reliable than older boards\u003c\/li\u003e\n\u003cli data-section-id=\"1trjrb2\" data-start=\"2756\" data-end=\"2802\"\u003eSimplifies troubleshooting and replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2804\" data-end=\"2807\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"2809\" data-end=\"2817\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"2819\" data-end=\"2930\"\u003e\u003cstrong data-start=\"2819\" data-end=\"2867\"\u003eWill this replace my 520741 or 520820 board?\u003c\/strong\u003e\u003cbr data-start=\"2867\" data-end=\"2870\"\u003eYes, the 521099 is the direct upgraded replacement for both.\u003c\/p\u003e\n\u003cp data-start=\"2932\" data-end=\"3051\"\u003e\u003cstrong data-start=\"2932\" data-end=\"2978\"\u003eDoes this work with all Suburban furnaces?\u003c\/strong\u003e\u003cbr data-start=\"2978\" data-end=\"2981\"\u003eIt works with most Suburban 12V furnaces, but does NOT fit the NT-45S.\u003c\/p\u003e\n\u003cp data-start=\"3053\" data-end=\"3207\"\u003e\u003cstrong data-start=\"3053\" data-end=\"3097\"\u003eDo I need anything else to install this?\u003c\/strong\u003e\u003cbr data-start=\"3097\" data-end=\"3100\"\u003eIf your current board does not have fan control, you will need a separate wiring harness (sold separately).\u003c\/p\u003e\n\u003cp data-start=\"3209\" data-end=\"3280\"\u003e\u003cstrong data-start=\"3209\" data-end=\"3244\"\u003eCan I use this on a 24V system?\u003c\/strong\u003e\u003cbr data-start=\"3244\" data-end=\"3247\"\u003eNo, this is strictly 12V DC only.\u003c\/p\u003e\n\u003cp data-start=\"3282\" data-end=\"3373\"\u003e\u003cstrong data-start=\"3282\" data-end=\"3306\"\u003eIs there a warranty?\u003c\/strong\u003e\u003cbr data-start=\"3306\" data-end=\"3309\"\u003eYes, this board includes a 3-year manufacturer limited warranty.\u003c\/p\u003e","brand":"RV Furnace Guys","offers":[{"title":"Default Title","offer_id":47949546193137,"sku":null,"price":108.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4941\/0289\/files\/5210991.jpg?v=1774299887"},{"product_id":"suburban-232806-ignition-control-module-board-shd-2542-furnace-special-order","title":"Suburban 232806 Ignition Control Module Board – SHD-2542 Furnace – Special Order","description":"\u003ch2 data-section-id=\"53drpp\" data-start=\"232\" data-end=\"253\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"254\" data-end=\"548\"\u003eThe \u003cstrong data-start=\"258\" data-end=\"307\"\u003eSuburban 232806 Ignition Control Module Board\u003c\/strong\u003e is a direct replacement control board designed specifically for the \u003cstrong data-start=\"376\" data-end=\"411\"\u003eSuburban SHD-2542 furnace model\u003c\/strong\u003e. This dual control module manages the ignition sequence and overall furnace operation, ensuring reliable heating performance in your RV.\u003c\/p\u003e\n\u003cp data-start=\"550\" data-end=\"716\"\u003eEngineered for precise compatibility, this board restores proper ignition, flame monitoring, and system control when your existing module fails or becomes unreliable.\u003c\/p\u003e\n\u003cp data-start=\"718\" data-end=\"816\"\u003eThis is a \u003cstrong data-start=\"728\" data-end=\"752\"\u003emodel-specific board\u003c\/strong\u003e and is not interchangeable with other Suburban furnace systems.\u003c\/p\u003e\n\u003chr data-start=\"818\" data-end=\"821\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"823\" data-end=\"840\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"841\" data-end=\"1288\"\u003e\n\u003cli data-section-id=\"5z5bda\" data-start=\"841\" data-end=\"899\"\u003eDesigned exclusively for \u003cstrong data-start=\"868\" data-end=\"897\"\u003eSuburban SHD-2542 furnace\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"64uona\" data-start=\"900\" data-end=\"963\"\u003eDual control module board for ignition and system operation\u003c\/li\u003e\n\u003cli data-section-id=\"kvytes\" data-start=\"964\" data-end=\"1009\"\u003eDirect replacement for original OEM board\u003c\/li\u003e\n\u003cli data-section-id=\"r66xjc\" data-start=\"1010\" data-end=\"1078\"\u003eControls ignition sequence, flame sensing, and furnace operation\u003c\/li\u003e\n\u003cli data-section-id=\"2zpvsq\" data-start=\"1079\" data-end=\"1125\"\u003eHelps restore reliable heating performance\u003c\/li\u003e\n\u003cli data-section-id=\"1wdjyit\" data-start=\"1126\" data-end=\"1175\"\u003eReduces ignition failures and system lockouts\u003c\/li\u003e\n\u003cli data-section-id=\"qykgd7\" data-start=\"1176\" data-end=\"1230\"\u003eDirect-fit design for straightforward installation\u003c\/li\u003e\n\u003cli data-section-id=\"fr00bb\" data-start=\"1231\" data-end=\"1288\"\u003eSpecial Order Item – Estimated \u003cstrong data-start=\"1264\" data-end=\"1286\"\u003e7–14 day lead time\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1290\" data-end=\"1293\"\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"1295\" data-end=\"1314\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"1315\" data-end=\"1520\"\u003e\n\u003cli data-section-id=\"1u16mi3\" data-start=\"1315\" data-end=\"1338\"\u003ePart Number: 232806\u003c\/li\u003e\n\u003cli data-section-id=\"tgvkib\" data-start=\"1339\" data-end=\"1386\"\u003eProduct Type: Ignition control module board\u003c\/li\u003e\n\u003cli data-section-id=\"15f0071\" data-start=\"1387\" data-end=\"1429\"\u003eApplication: Suburban SHD-2542 furnace\u003c\/li\u003e\n\u003cli data-section-id=\"17kjljt\" data-start=\"1430\" data-end=\"1481\"\u003eFunction: Ignition control and system operation\u003c\/li\u003e\n\u003cli data-section-id=\"xtw5ib\" data-start=\"1482\" data-end=\"1520\"\u003eConfiguration: Dual control module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1522\" data-end=\"1525\"\u003e\n\u003ch2 data-section-id=\"yzynuf\" data-start=\"1527\" data-end=\"1557\"\u003eCompatible Furnace Models\u003c\/h2\u003e\n\u003cul data-start=\"1558\" data-end=\"1579\"\u003e\n\u003cli data-section-id=\"17ruk51\" data-start=\"1558\" data-end=\"1579\"\u003eSuburban SHD-2542\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1581\" data-end=\"1584\"\u003e\n\u003ch2 data-section-id=\"1rkovwv\" data-start=\"1586\" data-end=\"1618\"\u003eImportant Installation Note\u003c\/h2\u003e\n\u003cp data-start=\"1619\" data-end=\"1696\"\u003eThis control board is \u003cstrong data-start=\"1641\" data-end=\"1695\"\u003eonly compatible with the Suburban SHD-2542 furnace\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul data-start=\"1698\" data-end=\"1821\"\u003e\n\u003cli data-section-id=\"exofi3\" data-start=\"1698\" data-end=\"1767\"\u003eNot interchangeable with SF, NT, or other Suburban furnace models\u003c\/li\u003e\n\u003cli data-section-id=\"10sj3rq\" data-start=\"1768\" data-end=\"1821\"\u003eEnsure your furnace model matches before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1823\" data-end=\"1826\"\u003e\n\u003ch2 data-section-id=\"i5rncc\" data-start=\"1828\" data-end=\"1875\"\u003eWhen Should You Replace the Control Board?\u003c\/h2\u003e\n\u003cp data-start=\"1876\" data-end=\"1925\"\u003eYou may need the 232806 module if your furnace:\u003c\/p\u003e\n\u003cul data-start=\"1926\" data-end=\"2153\"\u003e\n\u003cli data-section-id=\"ygdt7k\" data-start=\"1926\" data-end=\"1956\"\u003eWill not ignite (no spark)\u003c\/li\u003e\n\u003cli data-section-id=\"175endw\" data-start=\"1957\" data-end=\"2000\"\u003eAttempts ignition but fails to stay lit\u003c\/li\u003e\n\u003cli data-section-id=\"99fqw1\" data-start=\"2001\" data-end=\"2047\"\u003eLocks out after multiple ignition attempts\u003c\/li\u003e\n\u003cli data-section-id=\"1ww3ahy\" data-start=\"2048\" data-end=\"2096\"\u003eCycles improperly or shuts down unexpectedly\u003c\/li\u003e\n\u003cli data-section-id=\"b9sitz\" data-start=\"2097\" data-end=\"2153\"\u003eHas intermittent or inconsistent heating performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2155\" data-end=\"2238\"\u003eThis board is a critical component and a common failure point in furnace operation.\u003c\/p\u003e\n\u003chr data-start=\"2240\" data-end=\"2243\"\u003e\n\u003ch2 data-section-id=\"t9tzp8\" data-start=\"2245\" data-end=\"2284\"\u003eWhy Replace with the 232806 Board?\u003c\/h2\u003e\n\u003cul data-start=\"2285\" data-end=\"2495\"\u003e\n\u003cli data-section-id=\"1ahusqw\" data-start=\"2285\" data-end=\"2334\"\u003eRestores proper ignition and flame monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"118xwv2\" data-start=\"2335\" data-end=\"2382\"\u003eEnsures safe and reliable furnace operation\u003c\/li\u003e\n\u003cli data-section-id=\"bip4la\" data-start=\"2383\" data-end=\"2436\"\u003eDirect OEM replacement for exact fit and function\u003c\/li\u003e\n\u003cli data-section-id=\"17v2r21\" data-start=\"2437\" data-end=\"2495\"\u003eEliminates guesswork with model-specific compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2497\" data-end=\"2500\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"2502\" data-end=\"2510\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"2512\" data-end=\"2616\"\u003e\u003cstrong data-start=\"2512\" data-end=\"2554\"\u003eWill this fit other Suburban furnaces?\u003c\/strong\u003e\u003cbr data-start=\"2554\" data-end=\"2557\"\u003eNo, this board is designed \u003cstrong data-start=\"2584\" data-end=\"2615\"\u003eonly for the SHD-2542 model\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2618\" data-end=\"2710\"\u003e\u003cstrong data-start=\"2618\" data-end=\"2656\"\u003eIs this a universal control board?\u003c\/strong\u003e\u003cbr data-start=\"2656\" data-end=\"2659\"\u003eNo, it is a \u003cstrong data-start=\"2671\" data-end=\"2709\"\u003emodel-specific dual control module\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2712\" data-end=\"2815\"\u003e\u003cstrong data-start=\"2712\" data-end=\"2738\"\u003eIs this item in stock?\u003c\/strong\u003e\u003cbr data-start=\"2738\" data-end=\"2741\"\u003eThis is a \u003cstrong data-start=\"2751\" data-end=\"2773\"\u003especial order item\u003c\/strong\u003e with an estimated \u003cstrong data-start=\"2792\" data-end=\"2814\"\u003e7–14 day lead time\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2817\" data-end=\"2981\"\u003e\u003cstrong data-start=\"2817\" data-end=\"2847\"\u003eIs installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"2847\" data-end=\"2850\"\u003eInstallation is straightforward for those familiar with furnace components, but proper wiring and safety precautions are important.\u003c\/p\u003e","brand":"RV Furnace Guys","offers":[{"title":"Default Title","offer_id":47949613859057,"sku":null,"price":164.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4941\/0289\/files\/232806.jpg?v=1774301441"},{"product_id":"suburban-520947-ignition-control-circuit-board-24v-ac-p-30s-p-40s-n-30m-furnaces","title":"Suburban 520947 Ignition Control Circuit Board – 24V AC (P-30S \/ P-40S \/ N-30M Furnaces)","description":"\u003ch2 data-section-id=\"53drpp\" data-start=\"240\" data-end=\"261\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"262\" data-end=\"562\"\u003eThe \u003cstrong data-start=\"266\" data-end=\"316\"\u003eSuburban 520947 Ignition Control Circuit Board\u003c\/strong\u003e is a direct replacement module designed for select \u003cstrong data-start=\"368\" data-end=\"400\"\u003eSuburban 24 Volt AC furnaces\u003c\/strong\u003e, including \u003cstrong data-start=\"412\" data-end=\"446\"\u003eP-30S, P-40S, and N-30M models\u003c\/strong\u003e. This board controls the full ignition process, including spark generation, gas valve operation, and flame sensing.\u003c\/p\u003e\n\u003cp data-start=\"564\" data-end=\"754\"\u003eIf your furnace is experiencing ignition failure, intermittent heating, or system lockouts, replacing the control board with the 520947 can restore proper operation and reliable performance.\u003c\/p\u003e\n\u003cp data-start=\"756\" data-end=\"859\"\u003eThis is a \u003cstrong data-start=\"766\" data-end=\"790\"\u003e24V AC control board\u003c\/strong\u003e and is not compatible with standard 12V DC Suburban furnace systems.\u003c\/p\u003e\n\u003chr data-start=\"861\" data-end=\"864\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"866\" data-end=\"883\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"884\" data-end=\"1244\"\u003e\n\u003cli data-section-id=\"ejoggy\" data-start=\"884\" data-end=\"936\"\u003eDesigned for Suburban \u003cstrong data-start=\"908\" data-end=\"934\"\u003e24V AC furnace systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"hlhkwh\" data-start=\"937\" data-end=\"987\"\u003eCompatible with P-30S, P-40S, and N-30M models\u003c\/li\u003e\n\u003cli data-section-id=\"9abzbc\" data-start=\"988\" data-end=\"1048\"\u003eControls ignition sequence, gas valve, and flame sensing\u003c\/li\u003e\n\u003cli data-section-id=\"1pzp0qv\" data-start=\"1049\" data-end=\"1093\"\u003eHelps restore reliable furnace operation\u003c\/li\u003e\n\u003cli data-section-id=\"mjyjrn\" data-start=\"1094\" data-end=\"1141\"\u003eResolves common ignition and lockout issues\u003c\/li\u003e\n\u003cli data-section-id=\"e48szj\" data-start=\"1142\" data-end=\"1196\"\u003eDirect OEM replacement for proper fit and function\u003c\/li\u003e\n\u003cli data-section-id=\"k8s5jx\" data-start=\"1197\" data-end=\"1244\"\u003eDurable design for long-lasting performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1246\" data-end=\"1249\"\u003e\n\u003ch2 data-section-id=\"1qhk4i3\" data-start=\"1251\" data-end=\"1270\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"1271\" data-end=\"1461\"\u003e\n\u003cli data-section-id=\"1c0qaq3\" data-start=\"1271\" data-end=\"1294\"\u003ePart Number: 520947\u003c\/li\u003e\n\u003cli data-section-id=\"mjv196\" data-start=\"1295\" data-end=\"1343\"\u003eProduct Type: Ignition control circuit board\u003c\/li\u003e\n\u003cli data-section-id=\"irye6t\" data-start=\"1344\" data-end=\"1371\"\u003eVoltage: \u003cstrong data-start=\"1355\" data-end=\"1369\"\u003e24 Volt AC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ox7ba1\" data-start=\"1372\" data-end=\"1409\"\u003eApplication: Suburban RV furnaces\u003c\/li\u003e\n\u003cli data-section-id=\"17kjljt\" data-start=\"1410\" data-end=\"1461\"\u003eFunction: Ignition control and system operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1463\" data-end=\"1466\"\u003e\n\u003ch2 data-section-id=\"yzynuf\" data-start=\"1468\" data-end=\"1498\"\u003eCompatible Furnace Models\u003c\/h2\u003e\n\u003cul data-start=\"1499\" data-end=\"1555\"\u003e\n\u003cli data-section-id=\"4c32ln\" data-start=\"1499\" data-end=\"1517\"\u003eSuburban P-30S\u003c\/li\u003e\n\u003cli data-section-id=\"4fnip8\" data-start=\"1518\" data-end=\"1536\"\u003eSuburban P-40S\u003c\/li\u003e\n\u003cli data-section-id=\"1jzar57\" data-start=\"1537\" data-end=\"1555\"\u003eSuburban N-30M\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1557\" data-end=\"1560\"\u003e\n\u003ch2 data-section-id=\"r0ub25\" data-start=\"1562\" data-end=\"1595\"\u003eImportant Compatibility Note\u003c\/h2\u003e\n\u003cp data-start=\"1596\" data-end=\"1667\"\u003eThis control board is designed for \u003cstrong data-start=\"1631\" data-end=\"1666\"\u003e24 Volt AC furnace systems only\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul data-start=\"1669\" data-end=\"1765\"\u003e\n\u003cli data-section-id=\"193pgpq\" data-start=\"1669\" data-end=\"1717\"\u003eNot compatible with 12V DC Suburban furnaces\u003c\/li\u003e\n\u003cli data-section-id=\"11scbgz\" data-start=\"1718\" data-end=\"1765\"\u003eNot interchangeable with boards like 521099\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1767\" data-end=\"1818\"\u003eAlways verify your furnace voltage before ordering.\u003c\/p\u003e\n\u003chr data-start=\"1820\" data-end=\"1823\"\u003e\n\u003ch2 data-section-id=\"i5rncc\" data-start=\"1825\" data-end=\"1872\"\u003eWhen Should You Replace the Control Board?\u003c\/h2\u003e\n\u003cp data-start=\"1873\" data-end=\"1921\"\u003eYou may need the 520947 board if your furnace:\u003c\/p\u003e\n\u003cul data-start=\"1922\" data-end=\"2135\"\u003e\n\u003cli data-section-id=\"ygdt7k\" data-start=\"1922\" data-end=\"1952\"\u003eWill not ignite (no spark)\u003c\/li\u003e\n\u003cli data-section-id=\"175endw\" data-start=\"1953\" data-end=\"1996\"\u003eAttempts ignition but fails to stay lit\u003c\/li\u003e\n\u003cli data-section-id=\"99fqw1\" data-start=\"1997\" data-end=\"2043\"\u003eLocks out after multiple ignition attempts\u003c\/li\u003e\n\u003cli data-section-id=\"1ww3ahy\" data-start=\"2044\" data-end=\"2092\"\u003eCycles improperly or shuts down unexpectedly\u003c\/li\u003e\n\u003cli data-section-id=\"r5ju9f\" data-start=\"2093\" data-end=\"2135\"\u003eHas inconsistent or unreliable heating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2137\" data-end=\"2217\"\u003eThe control board is one of the most common causes of furnace ignition problems.\u003c\/p\u003e\n\u003chr data-start=\"2219\" data-end=\"2222\"\u003e\n\u003ch2 data-section-id=\"1hbjr9r\" data-start=\"2224\" data-end=\"2257\"\u003eWhy Choose the 520947 Board?\u003c\/h2\u003e\n\u003cul data-start=\"2258\" data-end=\"2444\"\u003e\n\u003cli data-section-id=\"1ahusqw\" data-start=\"2258\" data-end=\"2307\"\u003eRestores proper ignition and flame monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"118xwv2\" data-start=\"2308\" data-end=\"2355\"\u003eEnsures safe and reliable furnace operation\u003c\/li\u003e\n\u003cli data-section-id=\"1k3g3in\" data-start=\"2356\" data-end=\"2399\"\u003eOEM replacement for exact compatibility\u003c\/li\u003e\n\u003cli data-section-id=\"11mlql8\" data-start=\"2400\" data-end=\"2444\"\u003eDesigned specifically for 24V AC systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2446\" data-end=\"2449\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"2451\" data-end=\"2459\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"2461\" data-end=\"2569\"\u003e\u003cstrong data-start=\"2461\" data-end=\"2507\"\u003eWill this work with 12V Suburban furnaces?\u003c\/strong\u003e\u003cbr data-start=\"2507\" data-end=\"2510\"\u003eNo, this board is strictly for \u003cstrong data-start=\"2541\" data-end=\"2568\"\u003e24 Volt AC systems only\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2571\" data-end=\"2658\"\u003e\u003cstrong data-start=\"2571\" data-end=\"2601\"\u003eWhat models does this fit?\u003c\/strong\u003e\u003cbr data-start=\"2601\" data-end=\"2604\"\u003eIt fits Suburban \u003cstrong data-start=\"2621\" data-end=\"2657\"\u003eP-30S, P-40S, and N-30M furnaces\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2660\" data-end=\"2784\"\u003e\u003cstrong data-start=\"2660\" data-end=\"2710\"\u003eIs this interchangeable with the 521099 board?\u003c\/strong\u003e\u003cbr data-start=\"2710\" data-end=\"2713\"\u003eNo, the 521099 is a \u003cstrong data-start=\"2733\" data-end=\"2749\"\u003e12V DC board\u003c\/strong\u003e, while this is a \u003cstrong data-start=\"2767\" data-end=\"2783\"\u003e24V AC board\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2786\" data-end=\"2950\"\u003e\u003cstrong data-start=\"2786\" data-end=\"2816\"\u003eIs installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"2816\" data-end=\"2819\"\u003eInstallation is straightforward for those familiar with furnace components, but proper wiring and safety precautions are important.\u003c\/p\u003e","brand":"RV Furnace Guys","offers":[{"title":"Default Title","offer_id":47949634633969,"sku":null,"price":164.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4941\/0289\/files\/520947.jpg?v=1774301619"}],"url":"https:\/\/rvfurnaceguys.com\/collections\/suburban-control-boards.oembed","provider":"RV Furnace Guys","version":"1.0","type":"link"}