SALSBURY INDUSTRIES Mailbox: 4B+, 3 Doors, Vertical, 19 in H x 18 3/4 in W x 7 1/2 in D, Surface Mounting

The SALSBURY INDUSTRIES 4B+ Multi-Unit Mailbox (SKU 3503ASU, MPN 3503ASU) is a vertical, lockable, surface-mounting unit with 3 front-access doors, measuring 19 in H x 18 3/4 in W x 7 1/2 in D.

SKU 3G-OTH-643393

Also listed as: 3503 ASU · 3503-ASU

Brand

SALSBURY INDUSTRIES

Item

Mailbox: 4B+, 3 Doors, Vertical, 19 in H x 18 3/4 in W x 7 1/2 in D, Surface Mounting

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Technical Specifications

SALSBURY INDUSTRIES

Manufacturer Part Number

3503ASU 

Type

Vertical, 19 in H x 18 3/4 in W x 7 1/2 in D, Surface Mounting, Lockable 

Doors

3

Technical Documents

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SALSBURY INDUSTRIES Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SALSBURY INDUSTRIES 4B+ Multi-Unit Mailbox (SKU 3503ASU, MPN 3503ASU) is a vertical, lockable, surface-mounting unit with 3 front-access doors, measuring 19 in H x 18 3/4 in W x 7 1/2 in D.

Frequently Asked Questions

What is the SALSBURY INDUSTRIES 4B+ mailbox used for?

The SALSBURY INDUSTRIES 4B+ mailbox is a vertical, lockable multi-unit mailbox designed for surface mounting in apartment buildings, condominiums, or commercial facilities. Its three front-access doors provide secure mail distribution for multiple tenants or departments.

What are the specifications of the SALSBURY INDUSTRIES 3503ASU mailbox?

The SALSBURY INDUSTRIES 3503ASU mailbox is a vertical, lockable unit with three front-access doors. It measures 19 in H x 18 3/4 in W x 7 1/2 in D and is designed for surface mounting. The model is 4B+ and the manufacturer part number is 3503ASU.

Where to buy SALSBURY INDUSTRIES mailboxes worldwide?

3G Electric supplies SALSBURY INDUSTRIES mailboxes worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order the 3503ASU or other models for your project.

How to install a SALSBURY INDUSTRIES surface-mount mailbox?

Install the SALSBURY INDUSTRIES 4B+ mailbox by securing it to a flat wall surface using appropriate anchors and screws (not included). Ensure the unit is level and the lockable front doors operate freely. Follow local postal regulations for multi-unit mailbox placement.

Used in

Common applications for SALSBURY INDUSTRIES

Educational facilities — Salsbury Industries cell-phone lockers (e.g., 19158-15ZSC) for secure phone storage during exams or classes.

Manufacturing plants — Salsbury Industries surface-mount lockers for storing personal electronics in restricted-access areas.

Gyms and fitness centers — Salsbury Industries metal lockers with combination locks for member belongings.

Government or secure facilities — Salsbury Industries locker locks (e.g., 33395BLK) for retrofitting existing lockers to enhance security.

Corporate offices — Salsbury Industries aluminum lockers for employee phone storage during meetings or secure zones.

Healthcare settings — Salsbury Industries lockers for staff to store devices in sterile or restricted environments.

SALSBURY INDUSTRIES Products

3G Electric supplies SALSBURY INDUSTRIES multi-unit mailboxes. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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