Your first set of numbers gives you the tonnage, so this is a 2 ton; your "4" number represents a 460-volt electrical requirement
2
2.5 tons
That isn't a typical Rheem model number, are you sure that isn't the serial? If it is the model number it is a 2.5 ton :)
The Rheem AC model RAKA 024JAZ has a tonnage of 2 tons. The model number indicates that it is designed for a cooling capacity of approximately 24,000 BTU/hour, which is equivalent to 2 tons of cooling.
2.5
5 Tons
3 ton
2 ton
5 ton
five ton
5 tons, denoted by the 60 in the model #, (5x12=60).
The Rheem AC model number RLKL-B090CM has a tonnage of 7.5 tons. This model is part of Rheem's commercial line and is designed for larger spaces requiring significant cooling capacity. Always refer to the manufacturer's specifications for precise details.