Mitsubishi Heavy Industries Avanti SeriesDescription MODEL No. R32 Gas KW SRK/SRC25ZSA-W 2.5KW SRK/SRC35ZSA-W 3.5KW SRK/SRC50ZSA-W 5.0KW SRK/SRC71ZRA-W 7.0KW SRK/SRC80ZRA-W 8.0KW SRK/SRC95ZRA-W 9.5KW