












DEDEPU S3000 0.5L Mini Scuba Tank with Mask


6061 Aviation Aluminum
Crafted from 6061 aerospace aluminum,our tank is ultra-light-just a third the weight of steel-making it perfect for travel,beach dives,and spare air for deep diving.Withstands harsh saltwater environments,ensuring longevity and reliability

Safer Than Steel
The 150-micron hard anodized layer provides triple protection, blocking seawater erosion, resisting impact and friction with a hardness of HV500+, and bonding seamlessly with the cylinder to prevent peeling and extend service life.



Backup Air Supply
Never hurts to have a little backup breath, right? This 0.5L tank’s got your back when your main air’s calling it a day—compact, reliable, and cooler than your buddy’s safety sausage.
Stable Airflow
With DEDEPU’s balanced regulator, you get steady 1MPa airflow—even under 200MPa tank pressure. That means no surprises, just smooth, easy breaths underwater.
Auto Pressure Release
Auto vents at 4500–5000psi to prevent overfill—no babysitting needed, even on hot beach days.
AVATION-GRADE PORTABLE DESIGN,SEAMLESS JOURNEY
Actually measured 3.5kg integrated system (including regulator/valve),
compliant portability achieved through three core innovations;

Simplified structure patent
Modular quick release of breathing valve and regulator (compliant with FAA 49 CFR §175.10)Airline compatible size
Φ89×220mm cylindrical design, IATA tested to fit 99% of cabin luggage racksWorry-free inspection certificate
TSA security inspection guide included (including DOT-CFFC-68 certification number for on-site verification)Four Easy Ways to Refill
The DEDEPU 0.5L mini scuba tank offers four convenient refilling methods, ensuring you’re always ready for your next dive or emergency use.

Dive Shop Refill
Refill at certified dive shops—our tank is DOT-approved for safe and professional air fills.

Hand Pump
A portable manual high-pressure pump lets you refill anywhere with no electricity—requires about 500-600 pumps.

Electric Compressor
Quickly and effortlessly refill your tank with a high-pressure electric pump for ultimate convenience.

Refill Adapter
Use an 8mm scuba refill adapter to transfer air from a larger scuba tank, and the process only takes about 6 seconds.
SAFETY NOTICERegardless of the filling method:
✅Keep the inside of the cylinder dry.If seawater enters, rinse with fresh water and dry completely.
✅Store long term with 5 MPa internal pressure.
✅After 2 years, have the cylinder inspected by a diving service center.
✅Do not exceed 4500 PSI.A built-in burst disc provides overpressure protection.

Our Commitment to You
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Hassle-Free Returns or Replacements
Within 30 days, if there is a quality issue, you can enjoy free return and exchange services.
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One-Year Warranty for Peace of Mind
DEDEPU provides a one-year warranty covering free repairs or replacements for defects caused by normal use. Your trust matters, and we’re committed to standing by our products. -
Understanding Your Dive Performance
The performance of your scuba equipment depends on factors like lung capacity, diving depth, and breathing frequency. If you’re not getting the time you expect underwater, let us help! Our PADI-certified instructors can guide you in improving your breathing techniques. -
Certified for Your Confidence
Rest assured—your DEDEPU scuba tank is CE and DOT certified. These certifications make it easy to refill your tank at any dive shop. Don’t forget to bring along your scuba diving license for a seamless experience! -
Eco-Friendly Commitment
All DEDEPU diving equipment is made with environmentally friendly materials, aiming to reduce human waste in our oceans. Your adventures are powered by gear designed with the planet in mind. -
Always Here for You
Got questions or need assistance? Reach out to us at officialdedepu@gmail.com, and our friendly team will respond promptly. Your satisfaction is our top priority.
More Than Gear, A Mission
DEDEPU isn’t just about diving equipment—it’s about creating a connection between people and the ocean. By choosing DEDEPU, you’re supporting a brand dedicated to ocean conservation and sustainable practices. Together, we can enjoy the beauty of the underwater world while protecting it for generations to come. Dive with us, and let’s make every dive a step toward a healthier ocean.
FAQs
How long can I dive with the S3000 scuba tank?
5-10 minutes at shallow depths. Duration varies with depth, breathing rate, and water temperature.
Is the S3000 diving tank suitable for beginners?
Yes, but basic scuba training recommended. Perfect for snorkelers or as backup for certified divers.
How do I refill my S3000 dive tank?
Use DEDEPU hand pump, air compressor, or dive shop. Never exceed 3000 PSI maximum pressure.
Can I bring the S3000 on airplanes?
Yes, when emptied with valve disassembled. Carry documentation and check airline policies before travel.
What maintenance does the S3000 require?
Rinse after saltwater use, dry completely, inspect O-rings, store cool and dry. Annual professional inspection recommended.
What safety features does the S3000 include?
Automatic pressure relief valve, aircraft-grade aluminum construction, and standard regulator compatibility.








