Should You Buy a Signature Kitchen Suite Professional Range? (Reviews ... If you can dream of a cooking mode or feature (go ahead), a Signature Kitchen Suite (SKS) professional range will still have more than you just imagined. SKS ranges have so many features. A 48-inch SKS pro range has 23,000 BTU burners, 100 BTU simmer, induction capability, sous vide, and a fully functional combi-steam oven.