{"product_id":"wayne-21427-blower-wheel-4-1-4-x-3-1-2-1-2-shaft-12v-systems","title":"Wayne 21427 Blower Wheel – 4-1\/4\" x 3-1\/2\" (1\/2\" Shaft, 12V Systems)","description":"\u003cp data-start=\"129\" data-end=\"345\"\u003eRestore proper airflow and burner performance with the Wayne 21427 blower wheel, designed for 12V burner systems using a 1\/2\" shaft. This component is essential for delivering the air needed for efficient combustion.\u003c\/p\u003e\n\u003cp data-start=\"347\" data-end=\"552\"\u003eIf your burner isn’t producing consistent heat, is running smoky, or sounds out of balance, a worn or damaged blower wheel is often the cause. Replacing it helps bring your system back to proper operation.\u003c\/p\u003e\n\u003chr data-start=\"554\" data-end=\"557\"\u003e\n\u003cp data-start=\"559\" data-end=\"578\"\u003e\u003cstrong data-start=\"559\" data-end=\"578\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"579\" data-end=\"695\"\u003e\n\u003cli data-section-id=\"1vtl77o\" data-start=\"579\" data-end=\"603\"\u003e\n\u003cstrong data-start=\"581\" data-end=\"594\"\u003eDiameter:\u003c\/strong\u003e 4-1\/4\"\u003c\/li\u003e\n\u003cli data-section-id=\"193zi84\" data-start=\"604\" data-end=\"625\"\u003e\n\u003cstrong data-start=\"606\" data-end=\"616\"\u003eWidth:\u003c\/strong\u003e 3-1\/2\"\u003c\/li\u003e\n\u003cli data-section-id=\"1okkb63\" data-start=\"626\" data-end=\"655\"\u003e\n\u003cstrong data-start=\"628\" data-end=\"643\"\u003eShaft Size:\u003c\/strong\u003e 1\/2\" Bore\u003c\/li\u003e\n\u003cli data-section-id=\"1s1tmdz\" data-start=\"656\" data-end=\"695\"\u003e\n\u003cstrong data-start=\"658\" data-end=\"674\"\u003eApplication:\u003c\/strong\u003e 12V Burner Systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"697\" data-end=\"700\"\u003e\n\u003cp data-start=\"702\" data-end=\"711\"\u003e\u003cstrong data-start=\"702\" data-end=\"711\"\u003eFits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"712\" data-end=\"745\"\u003e\n\u003cli data-section-id=\"kj0vnw\" data-start=\"712\" data-end=\"745\"\u003eWayne 12V Burner Applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"747\" data-end=\"750\"\u003e\n\u003cp data-start=\"752\" data-end=\"981\"\u003e\u003cstrong data-start=\"752\" data-end=\"769\"\u003eWhat it does:\u003c\/strong\u003e\u003cbr data-start=\"769\" data-end=\"772\"\u003eThe blower wheel (squirrel cage) is driven by the burner motor and pushes air into the combustion chamber. This airflow is critical for maintaining the correct air\/fuel mixture for clean and efficient burning.\u003c\/p\u003e\n\u003chr data-start=\"983\" data-end=\"986\"\u003e\n\u003cp data-start=\"988\" data-end=\"1056\"\u003e\u003cstrong data-start=\"988\" data-end=\"1007\"\u003eWhy it matters:\u003c\/strong\u003e\u003cbr data-start=\"1007\" data-end=\"1010\"\u003eA worn or unbalanced blower wheel can lead to:\u003c\/p\u003e\n\u003cul data-start=\"1057\" data-end=\"1150\"\u003e\n\u003cli data-section-id=\"168yc0j\" data-start=\"1057\" data-end=\"1076\"\u003ePoor combustion\u003c\/li\u003e\n\u003cli data-section-id=\"1yfxqx4\" data-start=\"1077\" data-end=\"1103\"\u003eSmoke and soot buildup\u003c\/li\u003e\n\u003cli data-section-id=\"173ntq3\" data-start=\"1104\" data-end=\"1126\"\u003eReduced efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"1xqmprj\" data-start=\"1127\" data-end=\"1150\"\u003eVibration and noise\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1152\" data-end=\"1264\"\u003eReplacing it restores proper airflow, improves combustion, and helps your burner run smoother and more reliably.\u003c\/p\u003e\n\u003chr data-start=\"1266\" data-end=\"1269\"\u003e\n\u003cp data-start=\"1271\" data-end=\"1376\"\u003eNot sure if this is the right blower wheel for your setup? Reach out—we’ll help you get the correct part.\u003c\/p\u003e","brand":"ST Sales","offers":[{"title":"Default Title","offer_id":42773240938594,"sku":"2920","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/9358\/files\/1425__75344.jpg?v=1776785288","url":"https:\/\/paintingequip.com\/products\/wayne-21427-blower-wheel-4-1-4-x-3-1-2-1-2-shaft-12v-systems","provider":"ST Sales","version":"1.0","type":"link"}