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Black rectangular wheeled case with snap-down handle and trigger latches

SKB

SKB 3I Series 29x18x10 Waterproof Wheeled Case Empty

SKU CH-X9A6-HQ69V

Military-standard waterproof case with wheels, submersible design and pressure valve for protecting sensitive equipment during transport

  • Product typeMilitary
  • Surface finishBlack
  • Waterproof and dust-tight to MIL-C-4150J standard
  • Submersible design protects gear in harsh environments
  • Automatic pressure equalisation valve meets MIL-STD-648C
  • Impact and corrosion resistance tested to MIL-STD-810F
  • Wheeled 29x18x10 case allows easy transport of equipment

What this case is and who uses it

The SKB 3I Series waterproof wheeled case is a military-grade transport solution moulded from ultra high-strength polypropylene copolymer resin. It is built for professionals who move delicate electronics, microphones, mixers, cables, video and photography equipment. The empty interior lets you configure your own layout. It is not for buyers who need pre-cut foam inserts or padded dividers included.

The specification that decides fit

The case meets MIL-C-4150J for a gasketed, water and dust tight, submersible seal and MIL-STD-648C for an automatic ambient pressure equalisation valve. These standards confirm it will survive immersion and pressure changes during transit. If your gear requires a certified submersible enclosure with pressure relief, this case qualifies; if you only need splash resistance, the certification is more than you require.

Capacity and headroom

External dimensions are 29 by 18 by 10, giving a large internal volume for bulky kits such as mixers, cable looms or multiple camera bodies. The moulded-in hinge and trigger-release latches keep the lid secure when fully loaded. Wheels and a snap-down rubber over-moulded handle make it manageable when heavy. It runs out of space for oversized rigs or rack-mount chassis that exceed the internal cavity.

How it compares

Measured against everything we stock in Studio & Stage Accessories, at today’s prices. Recalculated every night.

Price $286.99
Pricier than about 91% of the 351 comparable items (median $23.99).

Specifications

Product
Brand nameSKB Cases
Product typeMilitary
Size & build
Surface finishBlack

Questions about this item

What protection does the MIL-C-4150J rating give once the case is loaded?

The MIL-C-4150J rating means the case is gasketed, water and dust tight, and submersible when closed, resisting corrosion and impact damage in real use.

What does the MIL-STD-648C valve actually do during travel?

The automatic ambient pressure equalization valve to MIL-STD-648C lets air pass while blocking water, preventing vacuum lock or pressure bulge during altitude changes.

Will the 29x18x10 dimensions fit in an overhead bin?

At 29 by 18 by 10 inches the case exceeds typical airline overhead limits, so plan to check it or verify your carrier's exact allowance.

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