Product Details
Cluster Box Units (CBU's) manufactured by Salsbury Industries provide USPS access and offer a secure means of receiving mail and packages, suitable for commercial use or residential applications such as housing developments, apartments, or townhouses. The 3300 Series is a USPS accessible CBU that includes a matching pedestal and is constructed of heavy-duty aluminum and stainless steel for durability. Salsbury Industries is officially licensed and authorized by the U.S. Postal Service (License # 1CDSEQ-08-B-0026) to manufacture Cluster Box Units to U.S.P.S. "F" specifications. The CBUs are accessed from the front through two easy-opening master door panels and are available in "A" size doors measuring 12-3/4" W x 3-1/8" H, "B" size doors at 12-3/4" W x 4-7/8" H, and "C" size doors at 12-3/4" W x 6-3/4" H. Doors feature a heavy-duty 5-pin cylinder cam lock with a dust and rain shield, equipped with three keys. One compartment is labeled "Outgoing Mail," including a weather protection flap and an 11-3/4" W x 3/4" H mail slot. The cluster boxes include a carrier access door for a USPS-installed master lock and offer one, two, or four fully integrated parcel lockers in small (12" W x 10" H) and medium (12" W x 13-1/2" H) sizes. Salsbury Industries is an ISO 9001:2015 certified company with expertise in manufacturing since 1936. Warranty terms apply as provided by the manufacturer.








