Home / Appliance / Parts / Cooktop Burner Knob W11204451 Cooktop Burner Knob W11204451$45.49 Price may not be up-to-date. In Stock View Product Part Number: W11204451 Brand: WHIRLPOOL CORP Seller: Sears PartsDirect Categories: Appliance, Parts 60-day return policy Description This burner knob (part number W11204451) is for cooktops. Burner knob W11204451 lets you control the heat of the surface burner on the cooktop. Remove the knob by pulling it straight off its post.