Shopping security
Heavy-duty, USPS-access free-standing 4C horizontal mailbox from Salsbury’s 3900 Series. Features 20 tenant compartments, two integrated parcel lockers, and an outgoing mail slot in a durable, powder-coated aluminum enclosure for indoor or outdoor installations.
Please check the Product Data Sheet Here
| Specification | Details |
|---|---|
| Series | Salsbury 3900 Series |
| Configuration | Double column, 20 tenant doors with 2 parcel lockers |
| Loading/Access | Front-loading with carrier master door (USPS arrow lock installed by USPS) |
| Overall Dimensions | 31.75 in W x 72.125 in H x 18.5 in D |
| Material | Heavy-duty aluminum with stainless steel hardware |
| Finish | Durable powder coat, color: Black |
| Door Sizes | MB1 doors: 3-1/4 in H x 12-3/4 in W; other MB sizes available in series |
| Outgoing Mail | 11-3/4 in W x 3/4 in H mail slot with weather protection hood; labeled 'Outgoing Mail' |
| Security | Heavy-duty cam locks; anti-fish plate on rear of mail slot; dust/rain shield |
| Use Case | Indoor or outdoor installations; apartments, commercial buildings, residential developments |
| Compliance | Meets USPS 4C standards; ADA height compliant units available |
| Construction | Includes USPS-approved 4C mailbox unit and matching free-standing enclosure |
Q: What are the overall dimensions?
A: Approximately 31.75 in W x 72.125 in H x 18.5 in D.
Q: Is this unit USPS approved and front-loading?
A: Yes, it’s a USPS-approved 4C mailbox with front-loading master door access.
Q: What materials are used?
A: Constructed of heavy-duty aluminum with stainless steel hardware and a powder-coated finish.
Q: How many tenant and parcel compartments are included?
A: 20 tenant mail doors and 2 fully integrated parcel lockers, plus an outgoing mail compartment.
Q: Can it be installed outdoors?
A: Yes, it is designed for indoor or outdoor use with weather-resistant features.
This sleek, monolithic mailbox station brings order and elegance to multifamily entries and modern commercial lobbies. The matte black, powder-coated aluminum creates a refined architectural statement while neatly organizing deliveries behind clean, numbered doors. Style it against light stone or warm wood cladding to heighten contrast and sophistication. A polished essential for luxury living, it marries security with impeccable design.
Create a secure, professional mail center—add this 4C free-standing mailbox to your project today.
Ships within 48 hours · Estimated delivery Jun 27 - Jul 2
US$40
Get nowSign up to your membership to get coupons up to
15%
Get nowOpportunity to enjoy order discount up to 15% off
Top-Converting Item to Boost Your Average Order