Cable Box vs Under-Desk Tray

A tray if you can screw into the desk: it moves everything off the floor, and off the floor is categorically better than hidden on it. A box if you cannot fix anything — it needs no fixings and it works, provided the vents stay clear and the strip stays within its rating.

A note on this comparison: researched from how each contains a strip and what ventilation each allows, not from installations here. See how we test.

The short version

Desk you can screw into → tray. Rented, glass-topped, or nothing to fix to → box, filled loosely. Strip already off the floor and out of sight → neither.

The highlighted column is the better outcome where it is possible, because relocating beats concealing.

Where the money actually goes

The box is buying containment with no commitment. It needs nothing fixed, it works on any floor, and it goes with you when you move. What it cannot do is change the fact that the strip is still on the floor, in the path of a vacuum cleaner and whatever gets kicked under a desk.

The tray is buying relocation. Off the floor entirely, along with the adapters and the slack, and out of sight without being enclosed — which means ventilation stops being a consideration at all.

Neither reduces the cable count, and that is worth naming. Both are containment strategies for a problem whose better solution is frequently fewer power supplies — charging everything in one place covers replacing several bricks with one.

Where the box is genuinely enough

• Rented accommodation where nothing can be fixed.
• Glass or metal desks with no screwable underside.
• A strip that needs to be reached often, since lifting a lid beats reaching under a desk.
• Moving frequently. It packs and travels; a tray is fitted.

Where the box falls short

• It is still on the floor, with everything that implies for dust, vacuuming and feet.
• Ventilation, particularly with several adapters.
• Capacity, which runs out faster than people expect once the slack goes in.
• Cable entry, where the cut-outs are fixed and sometimes in the wrong place.

The decision, plainly

• Desk with a screwable underside → tray, screw-mounted.
• Rented or unscrewable → box, loosely filled with the vents clear.
• Strip needs frequent access → box, or a desk-edge mount.
• Several power bricks → reduce them first, then contain what remains.
• Cables crossing open floor to reach the socket → neither; that is a raceway job, per hiding desk cables without blocking upgrades.

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There is an integrated version of that middle option worth knowing about. Rather than a bracket that holds a strip you already own, the strip itself carries a clamp and fixes to the desk edge or a leg.

The trade is straightforward. One fewer part and nothing to size or match, against being committed to that strip forever — its socket count, its spacing and its cable length. A holder lets you replace the strip when a wall-wart blocks two sockets; an integrated one does not.