ZLINE’s Professional 48″ Rangetop is complete with a 7 burner gas cooktop for energy efficiency, temperature control, and even cooking. BTU Ratings: Total BTU = 83,200 2 Dual Woks -18,000 each Griddle Burner -13,000 Rapid Burner -13,000 2 Semi Rapid Burners – 8,500 each Auxiliary Burner – 4,200