Cobra 900mm Six Burner Gas Range Static Oven CR9D.The Cobra CR9D 900mm Six Burner Gas Range is a powerful, full size commercial cooker designed for professional kitchens that demand high performance, reliability, and flexibility. With six open burners and a robust static oven, this model delivers the cooking capacity and heat output needed for fast paced service environments. Each open burner provides 22 MJ hr of direct heat, perfect for boiling, sauting, searing, and frying. The fully enamelled