{"product_id":"mrcool-signature-4-ton-up-to-14-3-seer2-48-000-btu-split-system-heat-pump-mcaeshs4t4821aa","title":"MRCOOL Signature 4 Ton up to 14.3 SEER2 48,000 BTU Split System Heat Pump","description":"\u003cp\u003eThe MRCOOL® Signature Series 48k Heat Pump Condenser is a high-capacity, all-season system built to deliver powerful and efficient heating and cooling year-round. With a 14.3 SEER2 and 11.2 EER2 rating, it ensures consistent indoor comfort while helping reduce energy costs.\u003c\/p\u003e\u003cp\u003eThis model comes pre-charged with R-454B refrigerant, a modern, low-GWP alternative that complies with current environmental standards. It offers reliable performance with a smaller environmental footprint. The factory charge also speeds up installation, reducing labor time for contractors and minimizing hassle for homeowners.\u003c\/p\u003e\u003cp\u003eA heavy-duty single-speed scroll compressor sits at the heart of the system, designed to provide steady operation across a wide range of conditions. Inner-groove copper tubing improves heat exchange, boosting system efficiency. Integrated temperature and pressure sensors protect against stress from extreme temperatures, while an intelligent defrost function prevents ice buildup during colder weather.\u003c\/p\u003e\u003cp\u003eDespite its large output, the unit operates at a quiet 65 decibels, comparable to a typical dishwasher. A specially designed sound-control top helps reduce operating noise without affecting airflow, making it a good fit for residential areas.\u003c\/p\u003e\u003cp\u003eBuilt for long-term durability, the unit features a steel louver coil guard and wire fan discharge grille to protect internal components from debris and damage.\u003c\/p\u003e\u003cp\u003eWith compact design, accessible service valves, and a 10-year limited parts warranty and a limited lifetime warranty, the MRCOOL® Signature Series 48k Heat Pump Compressor is a smart investment in year-round comfort and reliability.\u003c\/p\u003e\u003ch3\u003eAdditional specifications\u003c\/h3\u003e\u003ctable class=\"rn-spec\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eUPC\u003c\/th\u003e\n\u003ctd\u003e840255595827\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eSignature Series Heat Pump Condenser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRefrigerant charge (oz)\u003c\/th\u003e\n\u003ctd\u003e144.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeating capacity (BTU\/h)\u003c\/th\u003e\n\u003ctd\u003e45000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAirflow (CFM)\u003c\/th\u003e\n\u003ctd\u003e4000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCycle (Hz)\u003c\/th\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMin circuit ampacity (A)\u003c\/th\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax fuse \/ breaker (A)\u003c\/th\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInverter\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax line set length (ft)\u003c\/th\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMin ambient cooling (F)\u003c\/th\u003e\n\u003ctd\u003e59\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMin ambient heating (F)\u003c\/th\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAHRI certified\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eENERGY STAR certified\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUL listed\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eETL listed\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eParts warranty (years)\u003c\/th\u003e\n\u003ctd\u003e10 Year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompressor warranty (yrs)\u003c\/th\u003e\n\u003ctd\u003eLimited Lifetime\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping W x H x D (in)\u003c\/th\u003e\n\u003ctd\u003e30.3 x 34.8 x 30.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping weight (lbs)\u003c\/th\u003e\n\u003ctd\u003e232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-HP-ap-cnd-im-um-en.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-hp-ap-br-en.pdf\" target=\"_blank\" rel=\"noopener\"\u003eBrochure (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-AC-HP-ap-wr-en.pdf\" target=\"_blank\" rel=\"noopener\"\u003eWarranty (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/doxrepo.mrcool.com\/AHRI\/mc-MCAESHS4T4821AA-certs.pdf\" target=\"_blank\" rel=\"noopener\"\u003eAHRI certificate (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/doxrepo.mrcool.com\/EnergyGuide\/mc-MCAESHS4T4821AA-eg-certs.pdf\" target=\"_blank\" rel=\"noopener\"\u003eEnergyGuide label (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp class=\"rn-p65\"\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to \u003ca href=\"https:\/\/www.p65warnings.ca.gov\" target=\"_blank\" rel=\"noopener\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e.\u003c\/p\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":48358233899197,"sku":"MCAESHS4T4821AA","price":2254.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/1564\/1277\/files\/mc-ss-ap-cnd-01_lhglrk_5cccaad8-5c1a-4413-abdc-41c74ee0d57f.jpg?v=1788289545","url":"https:\/\/rnhvacsupply.com\/products\/mrcool-signature-4-ton-up-to-14-3-seer2-48-000-btu-split-system-heat-pump-mcaeshs4t4821aa","provider":"RN HVAC Supply","version":"1.0","type":"link"}