

Salsbury Industries Free-Standing 4C Horizontal Mailbox Unit, Maximum Height, Double Column, Aluminum, Front Loading, USPS Access (72 in)
Free-standing 4C double-column aluminum mailbox with USPS front access
A maximum-height, free-standing 4C horizontal mailbox system built from heavy-duty aluminum with stainless steel hardware for indoor or outdoor use. This double-column unit provides 20 tenant doors plus 2 parcel lockers and front-loading USPS access, ideal for apartments and commercial buildings.
Key Features:
- USPS-Compliant Design: Front-loading master door panels with outgoing mail compartment and USPS lock access
- Durable Construction: Heavy-duty aluminum body with stainless steel hardware and powder-coated finish
- High Capacity: 20 MB1 tenant doors with 2 parcel lockers to meet 4C requirements
- Versatile Installation: Free-standing enclosure enables placement where wall mounting isn’t feasible
- ADA Considerations: Available in ADA height compliant configurations
Specifications Table:
| Specification | Details |
|---|---|
| Mailbox Type | Commercial 4C horizontal mailbox |
| Configuration | Maximum height, double column |
| Access | Front-loading USPS access |
| Tenant Doors | 20 MB1 doors |
| Parcel Lockers | 2 (PL45 size indicated) |
| Material | Heavy-duty aluminum with stainless steel hardware |
| Finish | Durable powder-coated; aluminum color |
| Overall Dimensions | 19.00 x 32.25 x 72.00 inches (L x W x H) |
| Weight | 130 lbs |
| Lock Type | Heavy-duty cam lock; key lock |
| Use | Indoor or outdoor |
| Mount Type | Free-standing enclosure (not wall mount) |
| Outgoing Mail | Includes outgoing mail compartment with 10-3/4" W x 3/4" H slot and weather hood |
| ADA Compliance | ADA height compliant units obtainable |
| USPS 4C Requirement | Minimum 1 parcel locker for every 10 tenant compartments |
Frequently Asked Questions (FAQ):
Q: Is this unit approved for USPS delivery?
A: Yes, it includes USPS-approved 4C horizontal mailboxes with front-loading access and an outgoing mail compartment.
Q: Can it be used outdoors?
A: Yes. It is constructed of heavy-duty aluminum with a durable powder-coated finish suitable for indoor or outdoor use.
Q: How many tenant compartments and parcel lockers are included?
A: This configuration includes 20 tenant doors (MB1 size equivalents) and 2 parcel lockers.
Q: What are the overall dimensions?
A: Approximately 19.00 x 32.25 x 72.00 inches (L x W x H).
Q: Does it come with locks and keys?
A: Doors include heavy-duty cam locks with dust/rain shields and typically include 3 keys per compartment.
A Sleek Mail Center That Elevates Multi-Unit Entrances
This aluminum 4C mailbox feels crisp and contemporary, delivering order with elegant restraint. The double-column silhouette and uniform door layout create a refined rhythm while the powder-coated finish adds a polished touch. Pair it with clean architectural lighting and a neutral palette to anchor lobbies or community mail rooms. It’s a smart, sophisticated essential that makes daily life feel luxuriously organized.
Upgrade your property’s mail center with this USPS-compliant, durable 4C unit for secure, streamlined delivery.
Original: $1,605.01
-70%$1,605.01
$481.50Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Free-standing 4C double-column aluminum mailbox with USPS front access
A maximum-height, free-standing 4C horizontal mailbox system built from heavy-duty aluminum with stainless steel hardware for indoor or outdoor use. This double-column unit provides 20 tenant doors plus 2 parcel lockers and front-loading USPS access, ideal for apartments and commercial buildings.
Key Features:
- USPS-Compliant Design: Front-loading master door panels with outgoing mail compartment and USPS lock access
- Durable Construction: Heavy-duty aluminum body with stainless steel hardware and powder-coated finish
- High Capacity: 20 MB1 tenant doors with 2 parcel lockers to meet 4C requirements
- Versatile Installation: Free-standing enclosure enables placement where wall mounting isn’t feasible
- ADA Considerations: Available in ADA height compliant configurations
Specifications Table:
| Specification | Details |
|---|---|
| Mailbox Type | Commercial 4C horizontal mailbox |
| Configuration | Maximum height, double column |
| Access | Front-loading USPS access |
| Tenant Doors | 20 MB1 doors |
| Parcel Lockers | 2 (PL45 size indicated) |
| Material | Heavy-duty aluminum with stainless steel hardware |
| Finish | Durable powder-coated; aluminum color |
| Overall Dimensions | 19.00 x 32.25 x 72.00 inches (L x W x H) |
| Weight | 130 lbs |
| Lock Type | Heavy-duty cam lock; key lock |
| Use | Indoor or outdoor |
| Mount Type | Free-standing enclosure (not wall mount) |
| Outgoing Mail | Includes outgoing mail compartment with 10-3/4" W x 3/4" H slot and weather hood |
| ADA Compliance | ADA height compliant units obtainable |
| USPS 4C Requirement | Minimum 1 parcel locker for every 10 tenant compartments |
Frequently Asked Questions (FAQ):
Q: Is this unit approved for USPS delivery?
A: Yes, it includes USPS-approved 4C horizontal mailboxes with front-loading access and an outgoing mail compartment.
Q: Can it be used outdoors?
A: Yes. It is constructed of heavy-duty aluminum with a durable powder-coated finish suitable for indoor or outdoor use.
Q: How many tenant compartments and parcel lockers are included?
A: This configuration includes 20 tenant doors (MB1 size equivalents) and 2 parcel lockers.
Q: What are the overall dimensions?
A: Approximately 19.00 x 32.25 x 72.00 inches (L x W x H).
Q: Does it come with locks and keys?
A: Doors include heavy-duty cam locks with dust/rain shields and typically include 3 keys per compartment.
A Sleek Mail Center That Elevates Multi-Unit Entrances
This aluminum 4C mailbox feels crisp and contemporary, delivering order with elegant restraint. The double-column silhouette and uniform door layout create a refined rhythm while the powder-coated finish adds a polished touch. Pair it with clean architectural lighting and a neutral palette to anchor lobbies or community mail rooms. It’s a smart, sophisticated essential that makes daily life feel luxuriously organized.
Upgrade your property’s mail center with this USPS-compliant, durable 4C unit for secure, streamlined delivery.




















