Whirlpool SCS3617RS04 is an advanced 36" GAS COOKTOP with many convenient features. This appliance can be installed with either Natural Gas or LP Gas, and a conversion kit is available for purchase. The cooktop has 4 burners with various BTU outputs to accommodate different cooking needs. The large burner has a BTU output of 15,000 BTUS, the rapid burner has a BTU output of 13,000, and the two remaining burners have a BTU output of 9,100 each. The cooktop also features a durable porcelain cooktop surface and cast iron burner grates.