A 60 ton HVAC unit is a type of air conditioning system that is designed to provide heating and cooling for large commercial or industrial buildings. This type of system is typically used in large warehouses, factories, office buildings, and other large structures. It is designed to provide a high level of cooling and heating efficiency, and is usually more expensive than smaller units. The size of the unit is determined by the amount of cooling and heating capacity it can provide. The 60 ton unit is capable of providing up to 60 tons of cooling and heating capacity, which is enough to cool and heat large buildings. The unit is also designed to be energy efficient, and can help reduce energy costs. It is important to note that the size of the unit is not necessarily indicative of its efficiency, as larger units can still be energy efficient.