{"product_id":"carrier-contactor-c50a402521","title":"OEM Carrier Contactor C50A402521 for Model C50A402521","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Contactor C50A402521 for Model C50A402521\u003c\/h1\u003e\n\u003cp\u003eRestore reliable cooling with this genuine OEM Carrier contactor (C50A402521), the heavy-duty switch that delivers line voltage to your compressor and condenser fan motor. Each time your thermostat calls for cooling, a low-voltage signal energizes the contactor coil, pulling the contacts closed so the outdoor unit can run. Over time the contacts pit and burn, leading to symptoms like buzzing, intermittent operation, a stuck-on unit, or a system that fails to start. This contactor is matched to the precise amperage, coil voltage, and pole specifications of Carrier model C50A402521 for a direct factory fit. Replacement is a moderate, DIY-friendly task: cut power at the disconnect, snap a photo of the existing wiring, move each wire to the new contactor one at a time, and remount. The whole job typically takes 20 to 30 minutes with a nut driver and screwdriver. Choosing the OEM part guarantees correct ratings and protects equipment longevity. In stock now and ships same-day on orders placed before 3PM CST.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model C50A402521.\u003c\/p\u003e\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003eSame-day shipping before 3 PM CST. 30-day returns on uninstalled parts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carrier","offers":[{"title":"Default Title","offer_id":62964533821811,"sku":"carrier-contactor-c50a402521","price":44.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-contactor-c50a402521","provider":"National HVAC Parts","version":"1.0","type":"link"}