{"product_id":"carrier-contactor-csa0300m5d","title":"OEM Carrier Contactor CSA0300M5D for Model CSA0300M5D","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Contactor CSA0300M5D for Model CSA0300M5D\u003c\/h1\u003e\n\u003cp\u003eThe Carrier CSA0300M5D contactor is a genuine OEM electrical switch that controls power to the compressor and condenser fan motor in Carrier cooling equipment. Operated by a low-voltage control coil, it closes heavy-duty contacts when the thermostat calls for cooling and opens them to cut power once the demand is met. Built to Carrier's factory specifications, this contactor provides the precise voltage rating, contact amperage, and pole layout designed for model CSA0300M5D, eliminating the reliability and fit problems associated with generic universal contactors. Common signs of a failing contactor include a humming unit that won't start, short-cycling, and pitted or burnt contacts. The repair is straightforward for most technicians: shut off all power, transfer each wire one at a time to prevent errors, mount the new contactor, and reconnect. Most installs are completed in 20 to 30 minutes using basic hand tools, and checking voltage before energizing confirms a safe job. This OEM replacement restores dependable cooling performance and protects your compressor investment. In stock and ready to ship 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 CSA0300M5D.\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":62960319824243,"sku":"carrier-contactor-csa0300m5d","price":34.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/carrier-contactor-csa0300m5d","provider":"National HVAC Parts","version":"1.0","type":"link"}