UltraBox 308 from UnderWater Kinetics (Last One)

MSRP: $19.99
Now: $14.99
(You save $5.00 )
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The UltraBox™

Often your small gear and electronics are especially fragile and valuable.

These protective watertight outdoor boxes are made from high-impact ABS plastic which is extremely tough and resists scratches, dents and corrosion. They also have an automatic pressure equalization valve to insure easy opening after altitude or temperature changes. With its o-ring seal, the UltraBox™ is waterproof, airproof and moisture proof - providing the ultimate in light weight protection.

Tough, yet lightweight, and entirely waterproof, these hard protective carrying cases offer premium protection of small electronic equipment, sound equipment, photographic equipment like a camera or lenses, and delicate personal items.

  • Waterproof, moistureproof, airproof, and dustproof
  • Submersible to depths often exceeding 16 feet/5 meters
  • High Impact ABS, LEXAN, polyurethane rubber & stainless steel construction
  • Automatic pressure equalization valve insures easy opening after altitude or temperature change
  • Optional removable shock-absorbent rubber liner protects sensitive equipment
  • Optional nylon mesh lid pouch for storing accessories
  • Available with clear lid to view contents or solid lid to protect against light
  • Designed for mounting of an electronic panel in the lid or bottom of the case
  • Stackable, o-ring sealed, lanyard included

Both Variants Include Padded Liner, smoked transparent lid, and zippered pouch inside lid.


Size 308:  


7.9 L x 4.7 W x 2.6 D in

20.0. L x 12.0 W x 6.5 D cm

1.0 in

2.5 cm

1.6 in

4.0 cm


9.1 L x 5.9 W x 2.9 D in

23.1 L x 3.73 W x 4.63D cm


0.7 lbs


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