IMPORTANT NOTE: When purchasing COOLING ONLY HVAC EQUIPMENT, Florida residents must refer to the new Florida Building Code, 8th Edition Section R501.7.2 which became effective on December 31st, 2023. This section can be viewed online here. The SmartComfort by Carrier R4A5S Series Air Conditioner offers exceptional performance. The unit, when combined with our engineered coils or air handlers, offers a full line of quality, split system cooling equipment. Standard Features: Scroll compressor Internal pressure relief valve Internal thermal overload Filter drier Solid, durable sheet metal construction Dense wire coil guard Longline up to 250 feet (76.20 m) total equivalent length, up to 200 feet (60.96 m) condenser above evaporator, or up to 80 ft. Low ambient cooling (down to 0F / -18C ) with approved low ambient accessory kits. Territories]. If you are located in [AZ, CA, NV, NM, AL, AR, DE, FL, GA, HI, KY, LA, MD, MS, NC, OK, SC, TN, TX, VA and the District of Columbia] then you must purchase a minimum of 14 Seer Rated product in order to conform to the new EPA Regulations.