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Salsbury Vertical Mailbox 3504ZSU - 4 Doors - Surface Mounted - USPS Access

Salsbury Vertical Mailbox 3504ZSU - 4 Doors - Surface Mounted - USPS Access

Regular price $549.00 AUD
Sale price $549.00 AUD Regular price $611.00 AUD
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Upgrade your mail delivery system with the Salsbury 3504ZSU, a feature-rich, 4-Door vertical mailbox ideal for apartments, condominiums, and commercial buildings. This surface-mounted unit boasts four compartments, providing secure and organized mail delivery for residents or tenants.

Depth (in.) 7.5
Width (in.) 24.25
Height (in.) 19
weight 30 lbs
Color Browns/Tans
Keys, Name Card Holders Yes
Material Aluminum
Security Locking
Mount Type Wall Mount
Manufacturer Warranty 3 Year

USPS Approved:

The Salsbury 3504ZSU is not just aesthetically pleasing; it's built to meet the specific requirements of the United States Postal Service (USPS). This unit is compliant with the latest USPS-STD-4B+ specifications, ensuring your mail carrier can securely deliver packages and letters. For added security, the mail compartment is designed to be inaccessible from the front opening, deterring mail theft.

User-Friendly Design with Individual Compartments

The 3504ZSU features four individual compartments, each with a spacious 5.5" x 16.25" x 6.75" interior. This ensures there's ample space to accommodate standard-size envelopes, packages, and even small periodicals. Each compartment is secured by a 5-pin cylinder cam lock with two keys, providing residents with secure access to their mail.


  1. USPS-approved for secure mail delivery (USPS-STD-4B+)

  2. Constructed from durable, heavy-gauge extruded aluminum

  3. Powder-coated bronze finish for a timeless look

  4. Four individual compartments (5.5" x 16.25" x 6.75" each)

  5. 5-pin cylinder cam lock with two keys per compartment

  6. Surface-mounted design for easy installation (mounting hardware sold separately)

  7. Pre-assembled for immediate use

  8. Striated doors and trim resist scratches

  9. Includes label indentation for clear tenant identification

  10. ISO 9001: 2008 certified

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