{"product_id":"hh18ha279-defrost-sensor-for-heat-pump-with-thermostat-for-carrier-hvac-units","title":"HH18HA279 Defrost Sensor for Heat Pump with Thermostat for Carrier HVAC Units","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eThis product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you!\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHH18HA279 defrost sensor assembly designed for Carrier heat pump systems requiring precise temperature monitoring and automatic defrost cycle control. This thermostat-integrated sensor detects evaporator coil frost accumulation and triggers defrost mode to maintain system efficiency and prevent ice buildup during low-temperature operation. Direct OEM replacement part engineered for seamless compatibility with Carrier HVAC equipment. Essential maintenance component for reliable heat pump performance in cold climates. Verify model compatibility with your specific Carrier unit before ordering.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"Default Title","offer_id":43953949966445,"sku":null,"price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l1600.webp?v=1770241117","url":"https:\/\/willardshvacsupply.com\/products\/hh18ha279-defrost-sensor-for-heat-pump-with-thermostat-for-carrier-hvac-units","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}