Florence versatile™ 4C16D-20 - USPS Approved 4C Recessed Mount Mailbox

USPS Compliant Multi-Tenant Mail Delivery Solution

Florence 4C mailboxes are USPS approved and meet or exceed STD-4C requirements for new construction and major renovations. They are also ideal for private delivery applications. This fully-recessed mailbox unit provides secure, centralized mail delivery for 20 tenants with integrated parcel lockers and outgoing mail collection.

Premium Construction & Advanced Security Features

• USPS Approved to STD-4C regulations required for all new construction and major renovation projects
• Heavy gauge aluminum construction with 300 series stainless steel components
• Superior strength, corrosion resistance, and exceptional durability for indoor AND outdoor installations
• Factory installed integral trim surrounds mailbox for seamless wall integration
• Unique MUCK (multi-unit connector kit) included for easy installation of multiple 4C mailboxes
• Tenant doors include heavy-duty dustproof cam locks, each with three (3) keys
• Includes parcel locker door(s) with unique double-locking mechanism design for added mail package security

Complete Mail & Package Configuration

• 20 Standard Tenant Compartments: 3"H x 12"W x 15"D each
• 2 Parcel Lockers: 15"H x 12"W x 15"D each
• 1 Outgoing Mail Compartment: 3"H x 12"W x 15"D with slot, anti-fish comb for security, and protective hood
• 1 Master Collection Compartment: 3"H x 12"W x 15"D (for USPS use)

Product Dimensions & Specifications

• Overall Unit Dimensions: 56.50"H x 31.56"W x 17"D
• Rough Opening Required: 55.88"H x 30.63"W x 17"D
• Minimum Wall Depth Required: 17"
• Product Weight: 143 lbs
• Carton Dimensions: 60.50"H x 34.88"W x 18.50"D

USPS Regulatory Compliance

• USPS regulations require a minimum of one parcel locker for every five tenant compartments
• One outgoing mail slot required per unit
• Front-loading configuration includes carrier access door prepared for USPS arrow lock (installed by local postal officials)
• Fully compliant with STD-4C federal regulations for new construction and major renovations

What's Included with Your Purchase

• Florence versatile™ 4C recessed mount mailbox unit
• Front-loading carrier access door prepared for USPS arrow lock (lock installed by local postal officials)
• Heavy-duty dustproof cam locks with three (3) keys per tenant door
• Parcel locker locks with three (3) keys each
• Silver adhesive decals with black numbers 1-20, 1P, 2P included for door identification
• Factory installed integral trim
• MUCK (multi-unit connector kit) for connecting multiple units

Mounting & Installation Options

• Standard Configuration: Fully-recessed for in-wall mounting (requires 17" minimum wall depth)
• Optional Accessories Available (additional charge):
  • Surface-mount collar for wall surface installation
  • Kiosk kits for free-standing installations

Loading & Access Configuration

Front-Loading Option:

• Includes carrier access door prepared for USPS arrow lock (installed by local postal officials)
• Mail delivery/service from front of mailbox
• Ideal for locations without dedicated secure mail room

Rear-Loading Option (Alternative Configuration):

• Includes hinged and latching rear doors for delivery/service via secure mail room
• NO locking mechanism on rear doors - secure mail room behind mailboxes is required
• Access by local postal officials through entry to secure mail room

Tenant Door Identification Options

• Standard Number Plates (Silver adhesive decals with black numbers 1-20, 1P, 2P included)
• Custom Number Plates
• Custom Engraved Numbering (increases lead time)

Available Color Finishes

• Antique Bronze
• Black
• Dark Bronze
• Gold Speck
• Postal Grey
• Sandstone
• Silver Speck
• White

Versatile Installation Applications

• New construction apartment buildings and condominiums
• Major renovation projects requiring STD-4C compliance
• Commercial office buildings and business complexes
• Multi-tenant residential facilities
• Private delivery applications
• Indoor and outdoor installations with secure, weather-resistant construction

Downloads & Product Information

Product Video