10-Compartment Recessed 4C Horizontal Mailbox

Heavy-duty recessed-mounted 4C horizontal mailbox for private access in multi-tenant buildings. Constructed from all-aluminum with stainless hardware, it features front-loading doors, integrated parcel lockers, and an outgoing mail slot with weather hood.

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Key Features:

• Durable Construction: All-aluminum body with stainless steel hardware and powder-coated finish for indoor/outdoor use
• Secure Access: Heavy-duty cam locks with dust/rain shields and included master commercial locks
• Efficient Configuration: 10 individually numbered tenant compartments plus integrated parcel lockers and outgoing mail slot
• Recessed Installation: Factory-installed trim and solid rear cover for clean, secure in-wall mounting
• ADA-Friendly Options: Available configurations meet ADA height guidelines

Please check the Product Data Sheet Here

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Specifications Table:

Specification	Details
Series	Salsbury 3700 Series 4C Horizontal Mailboxes
Mounting Type	Recessed mount (front-loading, private access)
Configuration	Double column; 10 tenant compartments with integrated parcel lockers and outgoing mail compartment
Overall Dimensions	31.125 in. W x 37.875 in. H x 16.5 in. D
Construction Materials	Heavy-duty aluminum with stainless steel hardware
Finish	Durable powder coat (colors typically available: aluminum, bronze, sandstone, black)
Door Security	Heavy-duty cam locks; master commercial locks included with 2 keys
Outgoing Mail Slot	11.75 in. W x 0.75 in. H with weather protection hood and anti-fish plate
Numbering	Individually numbered mail compartments
Included Components	Factory-installed 1 in. W x 1/4 in. D trim, solid rear cover, 4C connector kit
Use Case	Private access for colleges, schools, corporate and government facilities, military bases, private postal centers
ADA	ADA height compliant options available

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Frequently Asked Questions (FAQ):

Q: Is this unit USPS approved?
A: This configuration is for private access with master commercial locks; it is not for USPS-delivered mail.

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Q: What are the overall dimensions?
A: Approximately 31.125 in. W x 37.875 in. H x 16.5 in. D.

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Q: Can it be installed outdoors?
A: Yes—its aluminum construction and powder-coated finish support indoor or outdoor installations.

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Q: What comes included?
A: Master commercial lock(s) with keys, factory-installed trim, solid rear cover, and connector kit hardware.

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Q: Are ADA-compliant options available?
A: Yes, ADA height compliant units are available within the 3700 Series.

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Streamlined Mail Center, Elevated

This recessed 4C mailbox brings a crisp, architectural rhythm to corridors and lobbies, turning utility into understated elegance. The sleek aluminum face and clean numbering create a refined grid that organizes space with confidence. Pair it with warm wood wall panels or stone surrounds to heighten the material dialogue. A smart, secure essential that signals modern, luxury living without shouting.

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Outfit your building with secure, professional-grade mail delivery—add this 3700 Series recessed mailbox to your project today.

Installation