3 Drawer Mobile File Cabinet with Lock - Under Desk Steel Storage

In this review of the 3 Drawer Mobile File Cabinet with Lock, the bottom line is simple: this is a practical under-desk steel cabinet for home offices and small businesses that need compact, secure file storage. It is best for users who want a ready-to-use metal cabinet that accepts letter, legal and A4 hanging folders and arrives nearly fully assembled. The cabinet's main selling point is its combination of a three-drawer layout with an interlock system and casters, which together deliver organized, mobile storage without a lengthy setup.

Key Features

• Interlock SystemOne lock: Secures all three drawers with two keys to add a layer of security for documents and personal items.
• Three-drawer layout: Two stationery drawers and one full-width file drawer keep supplies and hanging files separated for easier daily access.
• Adjustable hanging bar: A removable hanging bar supports letter, legal and A4 folders so users can adapt the file space to different paper sizes.
• Ready out of the box: The unit ships fully assembled except for the casters, so most users only need a few minutes to attach wheels and start using it.
• Five-caster mobility: Five included casters with two front brakes and a center caster prevent tipping while allowing the cabinet to roll under a desk.
• Compact footprint: At roughly 14.6 in wide and 17.1 in deep, it fits neatly beneath most desks while offering usable vertical storage.

Who It's For

The cabinet is ideal for people working from home, small office teams, or students who need a compact, lockable solution for files and supplies. It works well where under-desk clearance is limited and users want to keep both stationery and hanging files within easy reach.

Those who need heavy-duty archival storage or larger lateral filing should look elsewhere, as this unit is designed for day-to-day document organization and desktop support rather than warehouse-scale capacity.

Pros & Cons

Pros

• Well-made metal construction and high-quality drawer slides give a smooth feel and long-term durability.
• Practical mixed drawer layout with a bonus pencil tray keeps small items organized separately from files.
• Fast setup - only the casters require assembly, which most customers report takes about two minutes.
• Good mobility with five casters and two locking front wheels to keep the cabinet stable when parked.

Cons

• Lock behavior has mixed reports; some users find the lock secures all drawers while others report it only locks the bottom drawer.
• Not intended for very large or heavy archival loads compared with full-size lateral cabinets.

Specifications

Brand	DEVAISE
Overall dimension	14.6 in W x 17.1 in D x 23.6 in H
Drawer configuration	Two stationery drawers + one file drawer with pencil tray
Lock	Interlock SystemOne with 2 keys
Casters	Five casters including two front brakes and one center anti-tip caster
File compatibility	Letter, Legal and A4 hanging files (adjustable bar)
Warranty	One year

Our Verdict

The 3 Drawer Mobile File Cabinet with Lock is a solid, compact option for anyone who needs a near-ready under-desk filing solution that balances stationery storage and hanging files. It represents good value for typical home office and small business use, offering smooth slides, useful mobility and a locking system that provides extra security for daily documents.

Frequently Asked Questions

Does the unit arrive assembled?
Yes, it arrives fully assembled except for the casters, which are reported to take only a few minutes to install.

What file sizes will fit?
The removable hanging bar is adjustable to accept letter, legal and A4 hanging file folders.

Are the wheels lockable?
Yes, two front casters have a braking function and there is a center caster to reduce tipping when moving or parked.