{"product_id":"mars-12642-dual-run-capacitor-65-5-mfd-440-370v-round","title":"Mars 12642 Dual Run Capacitor 65\/5 Mfd 440\/370V Round","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe MARS 12642 is a round dual run capacitor rated at 65\/5 microfarads (MFD) and dual-voltage rated for 440\/370 volts, designed for continuous duty in single-phase induction motor applications. It provides simultaneous phase shift support for both the compressor and fan motor circuits within a single housing. Construction features a metallized polypropylene dielectric and an aluminum case, delivering stable capacitance across high-demand operating cycles. Licensed HVAC technicians install this capacitor as a field replacement or new installation component in residential and light commercial air conditioning and heat pump systems.\u003c\/p\u003e\u003cp\u003eThis capacitor is suited for split-system air conditioners and heat pumps where a single dual-rated capacitor serves both the compressor and condenser fan motor. The 65 MFD section supports the compressor start and run circuit, while the 5 MFD section supports the fan motor run circuit. Its round form factor and compact dimensions make it compatible with standard capacitor mounting brackets found in most condensing unit control compartments. The 440\/370V dual voltage rating accommodates common field voltage variations without derating.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDual capacitance rating: 65 MFD (compressor) and 5 MFD (fan motor) in one round housing\u003c\/li\u003e\n\u003cli\u003eDual voltage rating: 440\/370 volts for flexible field installation\u003c\/li\u003e\n\u003cli\u003eMetallized polypropylene dielectric construction for stable, long-term capacitance\u003c\/li\u003e\n\u003cli\u003eAluminum case with round form factor fits standard condensing unit bracket mounts\u003c\/li\u003e\n\u003cli\u003eRated for 50\/60 Hz operation\u003c\/li\u003e\n\u003cli\u003eOEM-quality replacement suitable for new installations and field service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement dual run capacitor for single-phase residential and light commercial HVAC condensing units requiring a 65\/5 MFD, 440\/370V round capacitor.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a licensed HVAC technician. Disconnect and lock out all power to the unit before servicing the capacitor, and discharge the existing capacitor fully before handling — stored charge can cause serious injury. Verify the replacement capacitor MFD ratings and voltage rating match the original equipment specifications before installation. Observe local electrical codes and the equipment manufacturer's wiring diagram when making terminal connections.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacitance\u003c\/strong\u003e: 65\/5 MFD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 440\/370 volts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Rating\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape\u003c\/strong\u003e: Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Height\u003c\/strong\u003e: 3-7\/8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 4.88 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 2.25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 2.25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.045 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Material\u003c\/strong\u003e: Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDielectric\u003c\/strong\u003e: Metallized polypropylene\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Motors and Armatures, Inc.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: MARS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 12642\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MARS","offers":[{"title":"Default Title","offer_id":51620610769202,"sku":"12642","price":21.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/8a29eacce5a9a6a1ccea990109d0a0b2.webp?v=1787344560","url":"https:\/\/voomisupply.com\/products\/mars-12642-dual-run-capacitor-65-5-mfd-440-370v-round","provider":"Voomi Supply","version":"1.0","type":"link"}