{"product_id":"oem-lennox-run-capacitor-12-5-mfd-440v-oval-19j20","title":"OEM Lennox Run Capacitor 12.5 MFD 440V Oval — 19J20","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e19J20\u003c\/strong\u003e is a 12.5 MFD, 440V oval run capacitor (Firstchoice brand) engineered to deliver a stable, continuous charge to the fan or compressor motor in your Lennox HVAC system. It maintains the auxiliary winding energy that keeps motors turning smoothly and efficiently throughout each cooling cycle.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e a fan motor that hums but won't start, a compressor that struggles to spin up, reduced cooling output, higher-than-normal amp draw, intermittent shutdowns on thermal overload, or visible bulging and oil leakage from the capacitor case. When the \u003cstrong\u003e19J20\u003c\/strong\u003e weakens, motors run hot and wear out prematurely.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The 19J20 is built to the precise 12.5 MFD capacitance and 440V rating Lennox specifies for correct motor performance. Off-brand replacements that drift out of tolerance overload windings and can compromise your warranty. The factory part guarantees exact fit, rated efficiency, and proven compatibility with your Lennox condenser or air handler.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081124299123,"sku":"LNX-19J20","price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-capacitor-oval-single-LNX-19J20.jpg?v=1783763412","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-run-capacitor-12-5-mfd-440v-oval-19j20","provider":"National HVAC Parts","version":"1.0","type":"link"}