JGC9536BDR Five sealed burners, including a 17,000 BTU ultra-high output burner and a 5,000 BTU burner that reduces to ultra-low 650 BTUs, provide cooks the heat control needed for recipes requiring precise temperatures. The burners are built directly into the glass-ceramic surface, with no seams or burner bowls to trap spills, making this sleek cooktop as practical as it is beautiful.