A3-4321 Universal Portable Toolbox

A3-4321 belongs to the ARMYARMOR A3 Universal Portable Toolbox range. PP shell, L433×W263×H209mm outside, L411×W208×H202mm inside, 2330g empty — suitable for larger instruments, rescue equipment, survey gear and audio-visual kits.

Outer sizeL433×W263×H209mm

Inner sizeL411×W208×H202mm

Empty weight2330g

Capacity17.3 L

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Custom colour, logo and foam available · Samples on request · Export documentation supported.

Product overview

A3-4321 is a standard model in the ARMYARMOR A3 range. The PP shell is moulded in one piece, measuring L433×W263×H209mm outside and L411×W208×H202mm inside at 2330g empty — balancing portability with structural strength. Available in PP or ABS, crush-resistant and shock-proof across a wide size range. Selected models are water resistant and can be supplied with precut foam — a versatile choice for field survey, instrument transport and equipment maintenance.

With approximately 17.3 L of internal volume, A3-4321 suits larger instruments, rescue equipment, survey gear and audio-visual kits. If your equipment has protruding knobs, lenses or connectors, pair it with a moulded or CNC machined insert for a secure, cushioned fit.

Construction & features

PP or ABS construction
Water-resistant models available
Crush and drop resistant
Optional precut foam insert
Small to large size coverage

Typical applications

Outdoor survey and mapping
Instrument transport
Equipment installation and service
Emergency response gear

Customisation

Colour: Pantone matching with physical sample approval.
Logo: silk screen, sticker, PVC label, metal nameplate or epoxy doming.
Lining: moulded foam, one-piece EVA, CNC machined insert, corrugated or nylon dividers.
OEM/ODM: structure design, tooling, sampling and mass production.

Full specifications

Model	A3-4321
Series	A3 Universal Portable Toolbox
Material	PP
Outer size	L433×W263×H209mm
Inner size	L411×W208×H202mm
Upper / lower depth	38+164
Empty weight	2330g
Internal capacity	17.3 L
Waterproof rating	—
Colour	Black / Pantone custom
Customisation	Colour, logo, foam, OEM/ODM

Dimensions and weights are taken from the printed catalogue; ±2 mm tolerance applies.

FAQ

What are the internal dimensions of A3-4321?

A3-4321 measures L411×W208×H202mm internally (about 17.3 L), suitable for larger instruments, rescue equipment, survey gear and audio-visual kits. Allow 10–20 mm buffer around your equipment when selecting.

Is A3-4321 waterproof?

A3-4321 belongs to the Universal Portable Toolbox range with a sealed, moisture-resistant structure; for IP67 choose the A7 or AL series.

Can colour, logo and foam be customised?

Yes. A3-4321 supports Pantone colour matching, five logo processes (silk screen, sticker, PVC, metal plate, epoxy) and moulded, EVA or CNC machined inserts. MOQ depends on the process.