The ICP NAEA40501TX 1.5-2.5T R-410A Expansion Valve Conversion Kit is a new, sealed product designed for heating and cooling systems. This expansion valve, manufactured by International Comfort Products, is compact with dimensions of 4 inches in height and 7 inches in width, and weighs 1-2 pounds. It is a conversion kit specifically designed for the 1.5-2.5T R-410A system, making it a valuable addition to any home improvement or heating, cooling, and air project.