Salsbury Cluster Box Unit | 13 Doors and 1 Parcel Locker with USPS Access – Type 4

The Salsbury 3313SAN-U is a USPS-accessible Cluster Box Unit engineered for high-occupancy mail delivery in apartment communities, housing developments, and commercial properties requiring centralized postal infrastructure. Manufactured to U.S.P.S. "F" Specifications under USPS License #1CDSEQ-08-B-0026, this Type IV unit accommodates 13 B-size tenant compartments and 1 integrated parcel locker, making it well-suited for mid-to-large residential installations. Heavy-duty aluminum construction with stainless steel hardware and a powder-coated sandstone finish delivers the durability and weather resistance required for long-term outdoor deployment. Security & Construction Features USPS-licensed and manufactured to U.S.P.S. "F" Specifications  compliant for carrier-served mail delivery installations Carrier access door with provisions for USPS-installed master lock  restricts mail loading to postal personnel only Each tenant door secured with a heavy-duty 5-pin cylinder cam lock with dust/rain shield and 3 keys per compartment 1 fully integrated parcel locker (Small: 12" W × 10" H or Medium: 12" W × 13½" H) for secure package receipt Front-access dual master door panel design  USPS carrier opens both panels for batch mail loading Outgoing mail compartment with weather protection flap and 11¾" W × ¾" H mail slot Heavy-duty aluminum construction with stainless steel hardware  corrosion-resistant for outdoor installations Durable powder-coated finish  sandstone standard; bronze, green, black, white, and gray also available Matching pedestal included  no separate base purchase required Specifications Specifications Dimensions 30.5" W × 62" H × 18" D (pedestal included) Weight 165 lbs Number of Tenant Doors 13 (B-Size: 12¾" W × 4⅞" H each) Parcel Lockers 1 — Small (12" W × 10" H) or Medium (12" W × 13½" H) Door Lock Type Heavy-duty 5-pin cylinder cam lock with dust/rain shield; 3 keys per door Outgoing Mail Slot 11¾" W × ¾" H with weather protection flap Primary Material Heavy-duty aluminum Hardware Stainless steel Finish Powder-coated sandstone Available Finish Colors Sandstone, Bronze, Green, Black, White, Gray Mount Type Pedestal-mounted (matching pedestal included) Loading / Access Front-loading via dual master door panels; USPS carrier master lock access Access Type USPS Access CBU Type Type IV Intended Use Commercial and residential developments; apartments, housing communities, townhouses What's Included CBU unit, matching pedestal, tenant keys (3 per door) USPS License # 1CDSEQ-08-B-0026   Compliance & Certifications: Manufactured to U.S.P.S. "F" Specifications (License #1CDSEQ-08-B-0026) | ISO 9001:2015 Certified | ADA Compliant units available (see Downloads) Lead Time Usually ships within 1–2 business days.   Downloads More Product Information Product Overview Installation Instructions Installation Manual Technical Drawing ADA Compliant Units