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Upgrade your Carrier air conditioner with the Defrost Board to improve its performance and longevity. This board helps to prevent frost buildup on the coil by automatically switching the unit into defrost mode when necessary. By doing so, you can maintain a comfortable temperature inside your space while reducing energy consumption. Made in the USA, this part is of excellent quality and backed by a Veteran-Owned Business. It's perfect for residential or commercial spaces with Carrier air conditioners, particularly those with model number 223ANA030000BAAA. Invest in this genuine OEM replacement part today to extend the life of your unit and ensure reliable cooling.