The 4532 is a miniature, low-profile reed switch in cast aluminum for durability in harsh environments. The 4532 features a wide working gap of up to 3" with two feet of heavy-duty armored cable for protection from the elements and a versatile universal magnet which can be mounted at various angles for those difficult installations. The 4532 is also available with an optional "L" bracket. Order part number 4532L for this option. The 4532 is shipped as a set but can be packaged separately. A 1/4" masonry bit is required for lead anchor installation.