{"product_id":"lennox-19j31-dual-run-capacitor-55-5-mfd-440-vac-round-1","title":"Lennox 19J31 Dual Run Capacitor – 55\/5 MFD, 440 VAC, Round","description":"\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFirstChoice® 19J31 Dual Run Capacitor – 55\/5 MFD, 440 VAC, Round\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe \u003cb\u003eFirstChoice® 19J31 Dual Run Capacitor\u003c\/b\u003e is a high-quality HVAC replacement capacitor designed to operate both the \u003cb\u003ecompressor and condenser fan motor\u003c\/b\u003e from a single component. Rated at \u003cb\u003e55\/5 MFD\u003c\/b\u003e and \u003cb\u003e440 VAC\u003c\/b\u003e, this round dual run capacitor provides dependable electrical performance for compatible residential and light commercial air conditioners, heat pumps, and condensing units.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe dual-section design provides \u003cb\u003e55 MFD for the compressor\u003c\/b\u003e and \u003cb\u003e5 MFD for the condenser fan motor\u003c\/b\u003e. By combining both capacitance requirements into one capacitor, the FirstChoice 19J31 provides a compact and convenient replacement solution for HVAC systems requiring these exact electrical specifications.\u003c\/p\u003e\n\u003cdiv class=\"MsoNormal\" align=\"center\" style=\"text-align: center;\"\u003e\u003chr size=\"2\" width=\"100%\" align=\"center\"\u003e\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eKey Features and Function:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003e55\/5 MFD Dual Capacitance\u003c\/b\u003e – Supports both the compressor and condenser fan motor\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003e55 MFD Compressor Section\u003c\/b\u003e – Provides run capacitance for compatible HVAC compressors\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003e5 MFD Fan Section\u003c\/b\u003e – Provides run capacitance for compatible condenser fan motors\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003e440 VAC Rating\u003c\/b\u003e – Designed for reliable operation in demanding HVAC applications\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eRound Configuration\u003c\/b\u003e – Fits compatible round capacitor mounting brackets\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eDual Run Design\u003c\/b\u003e – Combines compressor and fan motor capacitance into one component\u003c\/p\u003e\n\u003cdiv class=\"MsoNormal\" align=\"center\" style=\"text-align: center;\"\u003e\u003chr size=\"2\" width=\"100%\" align=\"center\"\u003e\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eProduct Details and Key Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003ePart Number:\u003c\/b\u003e 19J31\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eCatalog Number:\u003c\/b\u003e 19J31\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eManufacturer:\u003c\/b\u003e FirstChoice®\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003ePart Type:\u003c\/b\u003e Dual Run Capacitor\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eCapacitance:\u003c\/b\u003e 55\/5 MFD (µF)\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eCompressor Section:\u003c\/b\u003e 55 MFD\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eFan Section:\u003c\/b\u003e 5 MFD\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eVoltage Rating:\u003c\/b\u003e 440 VAC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eShape:\u003c\/b\u003e Round\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eTerminal Configuration:\u003c\/b\u003e C \/ HERM \/ FAN\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eC Terminal:\u003c\/b\u003e Common\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eHERM Terminal:\u003c\/b\u003e Compressor\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eFAN Terminal:\u003c\/b\u003e Condenser Fan Motor\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eApplication:\u003c\/b\u003e Air Conditioners, Heat Pumps, and Condensing Units\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eFunction:\u003c\/b\u003e Provides run capacitance for the compressor and condenser fan motor\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eInstallation Type:\u003c\/b\u003e HVAC Replacement Capacitor\u003c\/p\u003e\n\u003cdiv class=\"MsoNormal\" align=\"center\" style=\"text-align: center;\"\u003e\u003chr size=\"2\" width=\"100%\" align=\"center\"\u003e\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-family: 'Segoe UI Emoji',sans-serif; mso-bidi-font-family: 'Segoe UI Emoji';\"\u003e🛠️\u003c\/span\u003e HVAC Depot Pro Tip: Match Both MFD Ratings\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eWhen replacing a dual run capacitor, always match \u003cb\u003eboth microfarad ratings exactly\u003c\/b\u003e. For the FirstChoice 19J31, the required capacitance is \u003cb\u003e55\/5 MFD\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eA weak capacitor can cause hard starting, increased amperage, overheating, intermittent operation, or premature compressor and fan motor failure. Always disconnect power and properly discharge the capacitor before servicing HVAC electrical components.\u003c\/p\u003e\n\u003cdiv class=\"MsoNormal\" align=\"center\" style=\"text-align: center;\"\u003e\u003chr size=\"2\" width=\"100%\" align=\"center\"\u003e\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eCross-Reference \u0026amp; Compatibility:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe \u003cb\u003eFirstChoice 19J31\u003c\/b\u003e is designed for HVAC equipment requiring:\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003ePart Number:\u003c\/b\u003e 19J31\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eCapacitance:\u003c\/b\u003e 55\/5 MFD\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eVoltage Rating:\u003c\/b\u003e 440 VAC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eShape:\u003c\/b\u003e Round\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eCapacitor Type:\u003c\/b\u003e Dual Run\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eTerminal Configuration:\u003c\/b\u003e C \/ HERM \/ FAN\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eApplication:\u003c\/b\u003e Compressor and Condenser Fan Motor\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e• \u003cb\u003eCompatible Equipment:\u003c\/b\u003e Residential and light commercial air conditioners, heat pumps, and condensing units requiring a \u003cb\u003e55\/5 MFD 440V round dual run capacitor\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003ci\u003eAlways verify the capacitance, voltage rating, physical dimensions, terminal configuration, and mounting requirements before ordering.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":53713997169003,"sku":"66255163579","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/9683\/9531\/files\/19J31.jpg?v=1786568865","url":"https:\/\/tophvacparts.com\/products\/lennox-19j31-dual-run-capacitor-55-5-mfd-440-vac-round-1","provider":"HVAC Parts and Equipment Depot Open To Homeowners and Contractors","version":"1.0","type":"link"}