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3.5 tons 42000 btus
7.5 tons.
It seems to be a 1.5 ton.
2 Tons or 24,000 BTU.
3.0 TONS
1.5 tons.
It"s a five ton unit.
48 -> 48000 BTU -> 3 ton
3 ton 2.5 tons, denoted by the 30 in the model #. 3 tons would be a 36.
4 Ton
1.5TON.
3.5 Tons
3.5