Salsbury Cluster Box Unit | 16 Doors and 2 Parcel Lockers with USPS Access – Type 3

The Salsbury 3316SAN-U is a USPS accessible Type III Cluster Box Unit designed for multi tenant commercial and residential developments including apartment complexes, housing developments, and townhouse communities. Manufactured to U.S.P.S. "F" Specifications under USPS License #1CDSEQ-08-B-0026, this unit provides centralized mail and package delivery with carrier controlled master access. The 16 door configuration with two integrated parcel lockers makes it well suited for mid density installations where secure parcel receipt is a priority alongside standard mail delivery. Security & Construction Features USPS controlled carrier access via dedicated master lock door panel; residents have no access to the carrier compartment Heavy duty 5 pin cylinder cam locks on each tenant door, with dust/rain shield and 3 keys included per door Two fully integrated parcel lockers (Small: 12"W × 10"H; Medium: 12"W × 13.5"H) for secure oversized package receipt Dual front opening master door panels provide easy carrier access without exposing individual compartments Heavy duty aluminum construction with stainless steel hardware for corrosion resistance and long term durability Durable powder coated finish in gray, applied over aluminum for weathering resistance in outdoor installations Outgoing mail compartment with weather protection flap and 11¾"W × ¾"H mail slot, labeled for tenant use Includes matching pedestal  no separate base purchase required Specifications Specifications Model Number 3316GRY-U Unit Type Type III Cluster Box Unit (CBU) Dimensions 30.5" W × 62" H × 18" D Weight 175 lbs Number of Tenant Doors 16 Door Size A-Size: 12¾" W × 3⅛" H Parcel Lockers 2 (1 Small: 12" W × 10" H; 1 Medium: 12" W × 13½" H) Access Type USPS Access (carrier-controlled master lock) Lock Type 5-pin cylinder cam lock with dust/rain shield; 3 keys per door Material Heavy-duty aluminum body Hardware Stainless steel Finish Powder coat – Gray Mount Type Pedestal mount (matching pedestal included) Outgoing Mail Slot Yes – 11¾" W × ¾" H with weather protection flap Intended Use Commercial and multi-tenant residential (apartments, housing developments, townhouses) What's Included CBU unit, matching pedestal, 3 keys per tenant door Available Finish Options Sandstone, Bronze, Green, Black, White, Gray   Compliance & Certifications Manufactured to U.S.P.S. "F" Specifications | USPS Official Licensee (License #1CDSEQ-08-B-0026) | ISO 9001:2015 Certified | ADA Compliant units available Lead Time Usually ships within 1–2 business days.   Downloads More Product Information Product Overview Installation Instructions Installation Manual Technical Drawing ADA Compliant Units