Craftsman Z-D23378 Air Compressor Pressure Switch. Switch is a 2 port pressure switch. This part is used on an air compressor. Used on many Black & Decker and Craftsman models. 6-Inch long, 5-Inch wide, and 4-Inch high. Package weight of this item is 4-Pound. Craftsman - America's Most Trusted Tool Brand - is characterized by durability, innovation and consistency. From hand tools to power tools and from lawn & garden equipment to tool chests and other storage solutions, Craftsman products are built to last and designed to give you the confidence to complete any project no matter the size.