{"product_id":"oem-lennox-contactor-2-pole-240v-40a-77x58","title":"OEM Lennox Contactor 2-Pole 240V 40A — 77X58","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e77X58\u003c\/strong\u003e is a 2-pole contactor rated for 240 volts and 40 amps. It serves as the primary power switch for your Lennox outdoor unit, energizing the compressor and condenser fan motor on demand and reliably handling the high startup current and continuous running load of residential and light-commercial cooling systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e A worn \u003cstrong\u003e77X58\u003c\/strong\u003e contactor commonly causes an outdoor unit that won't start, loud buzzing or chattering at the contactor, and pitted, blackened, or burnt contacts. In severe cases the contacts weld together, leaving the compressor running continuously even when the thermostat is satisfied, or the unit trips the breaker. Corrosion and insect intrusion are frequent culprits.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The Lennox \u003cstrong\u003e77X58\u003c\/strong\u003e matches your system's exact 240V coil voltage and 40-amp contact rating. Aftermarket contactors with incorrect ratings can chatter, overheat, and fail early, potentially damaging your compressor. Choosing the factory-correct OEM part ensures a proper fit, dependable engagement, and the long service life your Lennox equipment was designed to deliver.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081081143667,"sku":"LNX-77X58","price":28.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-2pole-LNX-77X58.jpg?v=1783759868","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-contactor-2-pole-240v-40a-77x58","provider":"National HVAC Parts","version":"1.0","type":"link"}