Shopping security
USPS-approved 4C horizontal mailbox by Salsbury Industries with nine tenant compartments and two integrated parcel lockers for recessed installation. Built from heavy-duty aluminum with stainless hardware and a durable powder-coated finish for indoor or outdoor use.
Please check the Product Data Sheet Here
| Specification | Details |
|---|---|
| Series | Salsbury 3700 Series 4C Horizontal Mailboxes |
| Mount Type | Recessed mount, front loading, USPS access |
| Configuration | Double column; 10-door-high unit with 9 mail doors and 2 parcel lockers; includes outgoing mail compartment |
| Overall Dimensions | 31.125 in W x 37.875 in H x 16.5 in D (approx.) |
| Construction | Heavy-duty aluminum with stainless steel hardware |
| Finish | Durable powder-coated (colors available include aluminum, bronze, gold, sandstone; images show black front) |
| Security | Heavy-duty cam locks; carrier access door for USPS master lock; anti-fish plate on outgoing mail slot |
| Door Sizes | MB1 doors 3-1/4 in H x 13-1/4 in W; MB2 6-3/4 in H x 13-1/4 in W; MB3 10-1/4 in H x 13-1/4 in W; MB4 13-3/4 in H x 13-1/4 in W (general 4C sizes) |
| Parcel Locker Options | Integrated parcel lockers; USPS requires minimum 1 parcel locker per 5 tenant compartments |
| Outgoing Mail Slot | 10-3/4 in W x 3/4 in H with weather protection hood |
| Included Trim | Factory-installed 3/4 in W x 1/4 in D trim; solid rear cover |
| Compliance | USPS-STD-4C; ADA height compliant units available |
Q: Is this mailbox USPS approved?
A: Yes, it meets USPS-STD-4C and is USPS approved for front-loading access.
Q: Can it be installed outdoors?
A: Yes. It’s designed for indoor or outdoor recessed installations with a powder-coated finish.
Q: What are the overall dimensions?
A: Approximately 31.125 in W x 37.875 in H x 16.5 in D for the double-column 10-door-high configuration.
Q: How many tenant compartments and parcel lockers are included?
A: Nine tenant mail compartments plus two integrated parcel lockers, with an outgoing mail slot.
Q: What comes with the locks?
A: Each tenant door includes a heavy-duty cam lock and typically three keys; USPS installs the master lock for the carrier door.
This recessed 4C mailbox brings a crisp, modern order to multifamily lobbies and amenity corridors. The matte, powder-coated face and precisely numbered doors read as a refined grid—elevating everyday function. Pair it with warm wood wall cladding or honed stone to balance the industrial aluminum with organic texture. It’s a polished essential that signals thoughtful, luxury living from the moment residents enter.
Equip your building with secure, USPS-approved mail delivery—choose this Salsbury 3700 Series recessed unit today.
Ships within 48 hours · Estimated delivery Sep 19 - Sep 24
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