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 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. These units are officially licensed and authorized by the U.S. Postal Service to manufacture CBU's, produced in accordance with U.S.P.S. "F" specifications under License # 1CDSEQ-08-B-0026. Access is gained from the front through two easy-opening master door panels. Door sizes are available in "A" (12-3/4" W x 3-1/8" H), "B" (12-3/4" W x 4-7/8" H), and "C" (12-3/4" W x 6-3/4" H) sizes, with each door equipped with a heavy-duty 5-pin cylinder cam lock featuring a dust and rain shield and supplied with three keys. Each unit includes an "Outgoing Mail" compartment with a weather protection flap and an 11-3/4" W x 3/4" H mail slot, a carrier access door for USPS-installed master lock, and one, two, or four fully integrated parcel lockers available 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 a manufacturing history dating back to 1936.








