Seahorse SE335 Waterproof Protective Case (10.8 x 7.6 x 8.2")
SE-335

Product Details
Seahorse SE335 Protective Case – Rugged, Waterproof Gear Protection Made in the USA
The Seahorse SE335 offers serious protection for your most valuable equipment in a compact, travel-ready format. Designed with TwistLock™ latches and precision-molded from impact-resistant polypropylene, this durable case shields your electronics, firearms, tools, medical kits, and more from water, dust, and physical damage.
Waterproof. Crushproof. Field-Proven.
Rated IP67 waterproof and dustproof, the SE335 is built for extreme environments. Whether you’re headed to the range, the boat, the field, or the worksite, this case keeps your gear secure, dry, and protected from the elements. It's ideal for boating, yachting, tactical use, emergency response, or everyday gear protection.
Flip Latch Pressure Equalization System
The SE335’s TwistLock latches integrate Seahorse’s unique Flip Latch Pressure Equalization System, allowing you to easily open the case after altitude or air pressure changes. An ergonomic, molded carry handle provides a comfortable and secure grip.
Air Travel Ready – TSA & ATA-300 Compliant
Built to meet TSA guidelines and ATA-300 rated, the SE335 is trusted for airline travel and rugged transport. Three integrated eyelets accommodate TSA-approved locks, with optional metal keyed lock upgrades available.
Customizable Interior Options
Choose the SE335 empty or upgrade to AccuformFoam™, a customizable foam system with pull-apart sections for a snug, protective fit. This ensures delicate items like cameras, pistols, accessories, or sensors stay securely in place during transit.
Versatile Applications
From compact drones and electronics to tools, testing gear, or tactical equipment, the SE335 adapts to countless use cases. Use it as a dry box, first aid case, emergency supply kit, or general protective storage for sensitive gear in any environment.
USA Made – Lifetime Warranty
Proudly manufactured in the USA, the Seahorse SE335 is backed by a lifetime guarantee against manufacturing defects. Durable. Dependable. Designed to last.
DIMENSIONS AND WEIGHTS
- Exterior: 12.26 x 10.01 x 9.18" (31.14 x 25.42 x 23.31 cm)
- Interior: 10.8 x 7.6 x 8.2” (27.43 x 19.30 x 20.82 cm)
- Weight:
- 4.01 lbs. (1.81 kg) with foam
- 3.5 lbs. (1.58 kg) Empty
- Shipping Weight: Approx. 5 lbs. (2.26 kg)
AVAILABLE COLORS:
- Black
Interested in a Custom Color? Contact us for a custom quote.
Our goal is to provide each customer the perfect case solution. Contact us or give us a call at 619-660-2300 to discuss your case needs.
CERTIFICATIONS
- MIL-STD810F 512.4
- IP67
- MSDS Available upon request
- Drop Testing Certification