A3-5321 Universal Portable Toolbox

A3-5321 belongs to the ARMYARMOR A3 Universal Portable Toolbox range. PP shell, L525×W434×H214mm outside, L481×W373×H192mm inside, 4810g empty, rated IPX7 — suitable for heavy equipment, production tooling, long equipment and field systems.

Outer sizeL525×W434×H214mm

Inner sizeL481×W373×H192mm

Empty weight4810g

Capacity34.4 L

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

Product overview

A3-5321 is a standard model in the ARMYARMOR A3 range. The PP shell is moulded in one piece, measuring L525×W434×H214mm outside and L481×W373×H192mm inside at 4810g 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 34.4 L of internal volume, A3-5321 suits heavy equipment, production tooling, long equipment and field systems. 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	A3-5321
Series	A3 Universal Portable Toolbox
Material	PP
Outer size	L525×W434×H214mm
Inner size	L481×W373×H192mm
Upper / lower depth	43+149
Empty weight	4810g
Internal capacity	34.4 L
Waterproof rating	IPX7
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 A3-5321?

A3-5321 measures L481×W373×H192mm internally (about 34.4 L), suitable for heavy equipment, production tooling, long equipment and field systems. Allow 10–20 mm buffer around your equipment when selecting.

Is A3-5321 waterproof?

A3-5321 is rated IPX7, protecting contents during temporary immersion.

Can colour, logo and foam be customised?

Yes. A3-5321 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.