Is the MTM SDB-0-11 dry box completely waterproof for submerged river crossings or maritime use?

No, the SDB-0-11 is designed as a water-resistant storage box featuring a tongue-and-groove O-ring seal to protect your gear against heavy rain, splashing water, and dust. It is not rated for full submersion and lacks an IP67/IP68 submersible rating or pressure-equalization valve, meaning it should not be used for diving or dropped into deep water.

How well does the Forest Green dry box handle harsh Australian outback conditions like red dust and severe heat?

Constructed from high-impact polypropylene with a continuous rubber O-ring seal, the dry box is exceptionally well-suited for Australian 4WD touring and ute-bed transport where it effectively blocks out abrasive red dust and wind-driven rain. While the manufacturer does not specify strict temperature operational limits, the heavy-duty molded walls provide robust structural rigidity during rugged bush trips.

What are the exact interior dimensions of the SDB-0-11 to determine if my gear will fit?

The interior usable space measures 11.5 inches in length, 6.7 inches in width, and 7.3 inches in height (compared to the exterior dimensions of 14.0" x 7.5" x 9.0"). Any bulk ammunition, cleaning kits, or range tools exceeding these specific internal dimensions will require a larger utility box from our range.

Does this dry box require any electrical compliance or SAA/RCM approval for use in Australia?

No electrical compliance or SAA/RCM regulatory approval is required because the MTM SDB-0-11 is a purely passive, non-powered mechanical storage container with no electrical components, batteries, or 240V compatibility needs.

Dry Storage Box - MTM SDB-0-11

The MTM Sportsmen’s Dry Box (model SDB-0-11) is a water-resistant, high-impact polypropylene utility container designed to protect ammunition, maintenance tools, and outdoor equipment from moisture, dust, and rain. Built with thick sidewalls for crush resistance, it features an open internal cavity without a lift-out tray, maximising usable volume for bulky gear. The lid incorporates a continuous rubber O-ring fitted into a tongue-and-groove seam to prevent water splash and fine particulate ingress during transport in ute trays, 4WDs, or open boats.

Key Features

Tongue-and-Groove O-Ring Seal: Continuous rubber gasket protects contents against dust, heavy rain, and water splashes.
High-Impact Polypropylene Construction: Molded with thick sidewalls to provide structural rigidity and crush resistance in rough transit environments.
Secure Fastening: Features a heavy-duty snap latch combined with integrated padlock tabs for secure locking.
Fold-Flat Handle: Heavy-duty top carry handle folds flush with the lid for efficient stacking and storage.
Open Cavity Storage: Unobstructed internal space allows flexible packing for ammunition boxes, tools, and emergency supplies.

Product Specifications

Brand: MTM Case-Gard
Model Number: SDB-0-11
Exterior Dimensions: 14.0 in (L) × 7.5 in (W) × 9.0 in (H) (approx. 35.6 cm × 19.1 cm × 22.9 cm)
Interior Dimensions: 11.5 in (L) × 6.7 in (W) × 7.3 in (H) (approx. 29.2 cm × 17.0 cm × 18.5 cm)
Total Weight: ~2.1 lbs (~0.95 kg)
Material: High-impact polypropylene
Seal Type: Tongue-and-groove rubber O-ring
Power Requirements: None (passive mechanical storage)

Who is the MTM Sportsmen’s Dry Box for?

Australian Hunters — protects bulk ammunition and cleaning gear from open ute-bed exposure and heavy rain using an O-ring sealed dry box that provides 11.5 in (L) × 6.7 in (W) × 7.3 in (H) of internal storage volume.
4WD Tourers and Coastal Anglers — shields tools, emergency flares, and first aid kits from sea spray and fine red dust using a 2.1 lbs high-impact polypropylene case featuring a continuous tongue-and-groove rubber gasket.

Less suitable for: Applications requiring full water submersion or maritime diving, which require an IP67/IP68 rated hard waterproof dive case with an automatic pressure-equalization valve, or equipment exceeding 11.5 inches in length, 6.7 inches in width, or 7.3 inches in height, which requires a larger utility storage box.

SKU	MM41179LP
Model #	SDB-0-11
Brand	Mtm Case-Gard
Shipping Weight	1.0000kg

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Mtm Case-Gard Sdb-0-11 Dry Box O-Ring Sealed 14 Inch Forest Green

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