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Ships within 48 hours · Estimated delivery Jul 15 - Jul 20
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Description
Salsbury 3700 Horizontal Series Recessed-Mount Mailbox with 3 Parcel Lockers3700 Series Recessed 4C Mailbox, 3 Parcel Lockers USPS approved recessed 4C horizontal mailbox constructed from heavy duty aluminum with stainless steel hardware. Designed for apartments and commercial buildings, this maximum height double column unit features 15 tenant doors plus three integrated parcel lockers and an outgoing mail compartment. Key Features: USPS 4C Compliance: Approved front loading unit with carrier access door for USPS master lock
3700 Series Recessed 4C Mailbox, 3 Parcel Lockers
USPS-approved recessed 4C horizontal mailbox constructed from heavy-duty aluminum with stainless steel hardware. Designed for apartments and commercial buildings, this maximum-height double-column unit features 15 tenant doors plus three integrated parcel lockers and an outgoing mail compartment.
Key Features:
- USPS 4C Compliance: Approved front-loading unit with carrier access door for USPS master lock
- Durable Construction: Heavy-duty aluminum body with stainless steel hardware and powder-coated finish
- Secure Access: Heavy-duty cam locks with anti-fish plate on outgoing mail slot
- Integrated Parcel Lockers: Three fully integrated lockers to meet required 1:5 parcel ratio
- Flexible Installation: Recessed mount design; connector kit supports multi-unit installations
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
|---|---|
| Series | Salsbury 3700 Series 4C Horizontal Mailboxes |
| Mounting | Recessed mount |
| Loading | Front loading with USPS access |
| Configuration | Double column; 15 tenant doors; 3 parcel lockers; outgoing mail compartment |
| Overall Dimensions | 31.125" W x 57.125" H x 16.5" D |
| Weight | 165 lbs |
| Construction | Heavy-duty aluminum with stainless steel hardware |
| Finish Options | Powder coated in aluminum, bronze, gold, or sandstone |
| Lock Type | Heavy-duty cam locks; carrier access door for USPS master arrow lock |
| Security Features | Anti-fish plate on rear of mail slot |
| Door Sizes | MB1 3-1/4" H x 13-1/4" W; MB2 6-3/4" H x 13-1/4" W; MB3 10-1/4" H x 13-1/4" W; MB4 13-3/4" H x 13-1/4" W; parcel lockers available PL3, PL4, PL4.5, PL5, PL6 |
| Compliance | USPS-STD-4C; ADA height compliant units available |
| Outgoing Mail Slot | 10-3/4" W x 3/4" H with weather protection hood |
| Included Trim | Factory installed 3/4" W x 1/4" D trim and solid rear cover |
| Connector Kit | Includes 4C horizontal mailbox connector kit to connect multiple units |
Frequently Asked Questions (FAQ):
Q: How many tenant compartments and parcel lockers are included?
A: This double-column unit provides 15 tenant mail doors and 3 integrated parcel lockers, plus an outgoing mail compartment.
Q: Is this mailbox compliant with USPS 4C standards?
A: Yes, it is manufactured to USPS-STD-4C specifications and includes a carrier access door for the USPS-provided master arrow lock.
Q: Can it be installed outdoors?
A: Yes. It is suitable for indoor or outdoor use when recessed-mounted into a wall per manufacturer guidelines.
Q: What are the overall dimensions?
A: Approximately 31.125 in W x 57.125 in H x 16.5 in D.
Q: What finishes are available?
A: Powder-coated finishes include aluminum, bronze, gold, and sandstone; this listing shows the aluminum finish.
Streamlined, Secure, and Architecturally Clean
This recessed 4C mailbox brings a crisp, modern cadence to multi-tenant entries, with a balanced double-column layout that feels intentional and refined. The aluminum face and neatly numbered doors create a graphic rhythm—elevating utility into design. Pair it with a monochrome wall panel or textured stone surround to let the sleek hardware shine. It’s a polished essential for sophisticated, high-traffic spaces.
Upgrade your building’s mailroom with this USPS-approved, secure 4C unit—order today for streamlined delivery and tenant convenience.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy