Product Details
The 4C horizontal mailbox is a double unit featuring 11 doors with a height of 41 inches, designed to accommodate both parcel boxes and lockers, available in bronze finish and approved by the U.S.P.S. This mailbox is manufactured to USPS-STD-4C specifications, making it ideal for apartments, commercial buildings, and residential developments, and is required for new construction and major remodels. According to U.S.P.S. standards, it includes a minimum of one parcel locker for every ten tenant compartments, and it can be used indoors or outdoors. Constructed with heavy-duty aluminum and stainless steel hardware, it boasts a durable powder-coated finish available in several colors, including aluminum, bronze, gold, and sandstone. Each door is fitted with a heavy-duty cam lock featuring a dust/rain shield and comes with three keys. The mailbox dimensions include MB1 doors at 13-1/4" W x 3-1/4" H, MB2 doors at 13-1/4" W x 6-3/4" H, MB3 doors at 13-1/4" W x 10-1/4" H, and MB4 doors at 13-1/4" W x 13-3/4" H. Options include configurations for one door wide (single column) and two doors wide (double column), with units available ranging from three MB1 equivalent door heights to fifteen MB1 equivalent door heights, including popular maximum height units at 56-3/4" H. Additionally, ADA compliant units are available, along with fully integrated and standalone parcel lockers in five MB1 door heights (PL5 - 17-1/4" high) and six MB1 door heights (PL6 - 20-3/4" high). The outgoing mail compartment, labeled "Outgoing Mail," is designed for outgoing mail collection and includes a U.S.P.S. master lock access door, a mail slot measuring 10-3/4" W x 3/4" H, a weather protection hood, and comes with factory-installed trim measuring 3/4" W x 1/4" D, along with a solid rear cover.








