Salsbury 3600 Series Collection Unit – Aluminum, USPS Front-Loading for 5-Door-High 4B+ Mailbox Units (21"W x 29.75"H x 12"D)

Regular price $1,310.40

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3600 Series Front-Loading Collection Unit for 4B+ Mailboxes

Durable aluminum collection unit designed to integrate with 5-door-high 4B+ mailbox installations. USPS front-loading access streamlines mail retrieval while a secure locking door keeps collected items protected.


Key Features:

  • USPS Front-Loading Access: Facilitates efficient mail pickup in multi-tenant buildings
  • Heavy-Duty Aluminum Construction: Corrosion-resistant body built for long-term commercial use
  • Compatible with 5-Door-High 4B+ Units: Purpose-built to pair with standard 4B+ mailbox configurations
  • Secure Collection Door: Locking lower door protects bulk mail until retrieval
  • Flush-Mount Design: Clean installation for lobbies, corridors, and mail rooms

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Series 3600 Series
Compatibility For 5-door-high 4B+ mailbox units
Access Type USPS front-loading
Material Aluminum
Dimensions 21" W x 29.75" H x 12" D
Weight 60 lbs

Frequently Asked Questions (FAQ):

Q: Is this unit compatible with all 4B+ mailbox setups?
A: It is designed specifically for 5-door-high 4B+ mailbox units; verify your bank layout matches this configuration.


Q: Does it come with USPS access features?
A: Yes, it’s a USPS front-loading collection unit intended for postal access and pickup.


Q: What are the overall dimensions?
A: 21 inches W x 29.75 inches H x 12 inches D.


Q: Is the unit pre-finished?
A: It’s made from aluminum with a factory finish suitable for commercial interiors.


Q: Can I surface-mount it?
A: It is intended for flush (recessed) installation; follow the manufacturer’s installation instructions.


Streamlined security for modern mailrooms

This collection unit brings a crisp, architectural presence to shared spaces, balancing utility with refined simplicity. The minimalist aluminum face and clean flush mount keep corridors sleek and uncluttered. Pair it with a 4B+ mailbox bank in a monochrome palette for a cohesive, contemporary look. It’s a polished essential that elevates daily function to a luxe experience.


Complete your 4B+ mailbox installation with this secure, USPS-ready collection unit—order now for a streamlined, professional mailroom.

Installation

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