{"product_id":"521075-suburban-furnace-gas-solenoid-valve-sf-sfq-furnaces","title":"521075 Suburban Furnace Gas Solenoid Valve (SF\/SFQ Furnaces)","description":"\u003ch1\u003e521075 Suburban Furnace Gas Solenoid Valve (SF\/SFQ Furnaces)\u003c\/h1\u003e\n\u003ch3\u003e\u003cspan\u003eSOLENOID (SEVEN UNIV) FURN\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eVoltage 12 Volts DC; Compatibility Suburban Furnaces Gas Valve 161109\/ 161122; Maximum 1\/2 PSI \u003c\/p\u003e\n\u003cp\u003eCompatibility Suburban Furnaces Gas Valve 161109\/ 161122\u003c\/p\u003e\n\u003ch3\u003eUniversal 12V DC solenoid for Suburban gas valves \u003cstrong\u003e161109\u003c\/strong\u003e and \u003cstrong\u003e161122\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe Suburban 521075 is the OEM‑style \u003cstrong\u003euniversal gas‑valve solenoid\u003c\/strong\u003e used on Suburban SF and SFQ furnaces equipped with gas valve assemblies \u003cstrong\u003e161109\u003c\/strong\u003e or \u003cstrong\u003e161122\u003c\/strong\u003e. This solenoid controls the opening and closing of the gas valve during ignition and shutdown. A weak, sticking, or failed solenoid can cause intermittent ignition, delayed ignition, flame drop‑out, or complete no‑heat conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis solenoid is rated for \u003cstrong\u003e12V DC\u003c\/strong\u003e operation and \u003cstrong\u003emaximum 1\/2 PSI\u003c\/strong\u003e, matching Suburban’s furnace gas‑valve specifications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOEM‑style \u003cstrong\u003e12‑volt DC\u003c\/strong\u003e gas‑valve solenoid\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible with Suburban gas valves \u003cstrong\u003e161109\u003c\/strong\u003e and \u003cstrong\u003e161122\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUniversal fit for SF and SFQ furnace families\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRated for \u003cstrong\u003emaximum 1\/2 PSI\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsures proper gas‑valve timing and safe ignition\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDirect electrical and mechanical replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eWhat this solenoid does\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOpens the gas valve during the ignition sequence\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCloses the valve when the furnace cycles off\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMaintains correct gas‑flow timing with the ignition board\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePrevents delayed ignition, flame instability, and lockouts\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eSymptoms of a failing solenoid\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFurnace clicks but does not light\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntermittent ignition or flame drop‑out\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eGas valve hums, buzzes, or overheats\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFurnace cycles without producing heat\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDelayed ignition “boom” or hesitation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eGas valves:\u003c\/strong\u003e 161109, 161122\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFurnace families:\u003c\/strong\u003e SF, SFQ (all models using the above valves)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Laurelhurst","offers":[{"title":"Default Title","offer_id":43061565751362,"sku":"S521075","price":38.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/files\/521075.png?v=1772768432","url":"https:\/\/hvacpartstore.com\/products\/521075-suburban-furnace-gas-solenoid-valve-sf-sfq-furnaces","provider":"HVACpartstore","version":"1.0","type":"link"}