Scuba Oxygen Tank – Bulk Supply Solutions for Dive Operators, Brands & Sourcing Professionals
Senior Gas Supply & Compliance Specialist | 18+ Years in Industrial & Diving Gas Logistics
Former supply chain advisor for North American dive equipment distributors. Specializes in international gas cylinder compliance, OEM quality systems, and bulk procurement strategy.
If you are sourcing a scuba oxygen tank for wholesale distribution, brand private labeling, or dive center operations, your key concerns are: certified gas purity, cylinder safety compliance (DOT/ISO), reliable lead times, and competitive OEM pricing. Zhuzhou XingYe Chemical supplies high-pressure diving oxygen tanks with COA, MSDS, and ECM certification. With a 10,000+ m² facility, 200+ employees, and 10+ years in gas manufacturing, we support import managers and brand owners with MOQs from 500 units, 25-day lead times, and full OEM/ODM cylinder design. This page details everything you need to evaluate a long-term supply partnership.
The Sourcing Challenge in the Diving Gas Supply Chain
Import managers and wholesalers face a distinct set of hurdles when procuring scuba oxygen tanks from international suppliers. The diving industry is inherently safety-critical — a single cylinder failure or gas contamination event can result in catastrophic outcomes, regulatory penalties, and irreversible brand damage. Beyond safety, commercial buyers must navigate complex logistics, fluctuating raw material costs, and varying compliance standards across markets.
Common pain points reported by procurement professionals include:
- Certification confusion: Many suppliers claim ISO or CE compliance but cannot provide traceable batch certificates (COA, MSDS) for each fill.
- Cylinder safety compliance: DOT (USA) and TC (Canada) require specific pressure vessel standards. Non-compliant cylinders are rejected at customs or barred from refill stations.
- Inconsistent gas purity: Medical or diving-grade oxygen must meet USP/NF standards (≥99.0% O₂). Inferior gas causes diver fatigue, equipment corrosion, or health risks.
- Lead time unpredictability: Typical factory lead times of 45–60 days are often extended without communication, disrupting downstream distribution schedules.
- MOQ inflexibility: Minimum order quantities of 2,000+ units strain cash flow for mid-sized brands testing new markets.
These issues are not hypothetical. In a 2024 survey of 120 North American dive equipment importers, 67% reported rejecting at least one container in the prior 18 months due to documentation or quality failures. The cost of a failed shipment — including return logistics, storage penalties, and lost sales — can exceed $35,000 per incident.
Our 10,000+ m² manufacturing facility in Zhuzhou, Hunan — dedicated gas production and cylinder filling lines.
How We Solve These Challenges: A Systems Approach to Scuba Oxygen Tank Supply
At Zhuzhou XingYe Chemical, we treat each scuba oxygen tank order as a partnership in safety and reliability. Our production system is built around four pillars that directly address the pain points above.
1. Certified Gas Purity — Batch Traceable, Lab-Verified
Every batch of diving oxygen undergoes gas chromatography testing in our on-site laboratory. We provide a Certificate of Analysis (COA) with each shipment, documenting O₂ purity (typically ≥99.5%), moisture content, hydrocarbon levels, and odor. Our filling process follows USP/NF and EU Pharmacopoeia standards, ensuring compatibility with both recreational nitrox blending and professional decompression applications.
For brand owners requiring additional testing, we can arrange third-party analysis through SGS or Bureau Veritas at production cost. No mark-up, no delay.
2. Cylinder Compliance — DOT/ISO/ECM Certified
Our cylinders are manufactured to international pressure vessel standards. For the US market, we offer DOT-3AL and DOT-3AA rated aluminum and steel cylinders, hydrostatically tested every 5 years per 49 CFR §180.205. Each cylinder is stamped with its serial number, service pressure, and date of manufacture. For Canadian buyers, TC (Transport Canada) stamped cylinders are available.
We also supply cylinders with ECM (European Conformity) certification for EU-bound shipments, including TPED approval for transportable pressure equipment.
3. Reliable Lead Times — 25 Days Standard Production
Our factory operates 18 filling stations across two shifts, with a daily output capacity of 1,200 cylinders. For standard scuba oxygen tank orders (500–2,000 units), our production lead time is 25 working days from confirmed order and deposit. Express delivery (18 days) is available for repeat orders or urgent projects at a 5% surcharge. We communicate weekly progress reports with photos and estimated ship dates.
4. Flexible MOQ & OEM/ODM Support
We understand that not every buyer starts with container loads. Our minimum order quantity is 500 units for standard scuba oxygen tanks (various sizes). For custom branding, the MOQ is 1,000 units, including:
- Custom cylinder painting (any RAL or Pantone color)
- Brand name and logo laser engraving or silk-screen printing
- Custom valve labeling and packaging design
- Private-label gas certification documentation
Our engineering team has completed 40+ OEM projects for dive equipment brands across North America, Europe, and Southeast Asia.
Cylinder filling and quality control station — every scuba oxygen tank is individually tested before shipment.
Scuba Oxygen Tank Technical Specifications & Size Options
We supply diving oxygen in a range of cylinder sizes to suit different applications — from small emergency oxygen units to large cascade storage systems for dive centers. Below is a reference table of our most requested configurations.
| Cylinder Model | Water Volume (L) | Service Pressure (psi) | O₂ Capacity (m³) | Weight (Empty, kg) | Valve Type | Certification |
|---|---|---|---|---|---|---|
| XY-DO-3L | 3 L | 3,000 | 0.9 | 3.8 | CGA-540 / DIN 477 | DOT-3AL / TC |
| XY-DO-6L | 6 L | 3,000 | 1.8 | 6.5 | CGA-540 / DIN 477 | DOT-3AL / TC |
| XY-DO-12L | 12 L | 3,000 | 3.6 | 11.2 | CGA-540 / DIN 477 | DOT-3AL / TC / ECM |
| XY-DO-20L | 20 L | 3,000 | 6.0 | 17.5 | CGA-540 / DIN 477 | DOT-3AA / TC / ECM |
| XY-DO-50L | 50 L | 3,000 | 15.0 | 42.0 | CGA-540 / DIN 477 | DOT-3AA / TC / ECM |
* All specifications are for reference only. Final dimensions, weights, and certifications are subject to the actual order confirmation and applicable regulations at the time of shipment. O₂ capacity calculated at 70°F (21°C) at service pressure.
Comparison: Our Scuba Oxygen Tank vs. Typical Market Offerings
| Feature | Typical Supplier Average | Zhuzhou XingYe Chemical |
|---|---|---|
| O₂ Purity (reported) | 99.0% — 99.2% | ≥99.5% (batch COA provided) |
| Hydrostatic Test Interval | 5 years (stamped) | 5 years + optional visual inspection report |
| Documentation Package | COA + MSDS (often generic) | COA, MSDS, ECM, batch-specific, third-party reports available |
| Average Lead Time (500–2k units) | 45–60 days | 25 working days (express: 18) |
| OEM/Private Label Support | Limited to label change | Full: cylinder color, engraving, valve, packaging, documentation |
| Minimum Order Quantity | 1,500–2,000 units | 500 units (standard), 1,000 units (OEM) |
Compliance & Certifications – What You Receive with Every Order
For import managers and brand owners, documentation is as critical as the product itself. Every shipment of scuba oxygen tanks from our factory includes the following compliance package:
- Certificate of Analysis (COA): Batch-specific gas composition, purity level, and impurities report.
- Material Safety Data Sheet (MSDS): Compliant with OSHA HazCom 2012 (GHS) and REACH Annex II.
- ECM Certificate: For EU-bound shipments, confirming conformity with Directive 2014/68/EU (PED) and TPED.
- DOT/TC Stamped Cylinders: Each cylinder marked with service pressure, serial number, and retest date.
- Food-Grade Gas Certification: Our diving oxygen production line is audited for food-grade compliance, ensuring zero contamination from lubricants or residual solvents.
For US importers, we also provide a US Customs Bond and can arrange for FDA Prior Notice filing on your behalf. Our export documentation team has a 99.3% first-pass clearance rate at US ports (2023–2024 data).
Commercial Terms: MOQ, Lead Time, Packaging & Shipping
Minimum Order Quantities (MOQ)
- Standard scuba oxygen tank (no branding): 500 units per size
- OEM/Private Label (custom color, engraving, packaging): 1,000 units per SKU
- Custom valve configuration: 2,000 units (subject to technical feasibility review)
- Sample orders: 5–20 units available for pre-qualification at cost + shipping (deducted from first production order)
Lead Time
| Order Type | Lead Time (Working Days) | Notes |
|---|---|---|
| Sample | 7–10 days | Excludes custom branding |
| Standard (500–2,000 units) | 25 working days | From confirmed order + 30% deposit |
| OEM/Private Label (1,000–5,000 units) | 30 working days | Includes artwork approval and prototype |
| Express (repeat orders) | 18 working days | Subject to capacity availability |
Packaging
All scuba oxygen tanks are packed for ocean freight safety and compliance with IMDG (International Maritime Dangerous Goods) regulations. Standard packaging includes:
- Individual bubble wrap or foam sleeve for each cylinder
- Cardboard divider inserts to prevent metal-to-metal contact
- Palletized with strapping and shrink-wrap (20–40 cylinders per pallet depending on size)
- Outer carton labeling with UN identification, hazard class, and handling instructions
- Custom retail-ready packaging available for OEM orders (shelf-ready boxes, display stands)
Shipping Terms
We ship primarily via FOB Shanghai, Shenzhen, or Ningbo. CIF/CIP terms to major US ports (Los Angeles, Long Beach, Savannah, Newark) are available on request. Typical ocean transit time to US West Coast is 18–22 days; East Coast is 25–30 days. For air freight, we can arrange DDP delivery within 7–10 days for urgent orders (cylinder size and quantity limitations apply).
Payment Terms
- New customers: 30% T/T deposit, 70% balance against copy of shipping documents
- Repeat customers (after 2+ orders): 30% deposit, 70% T/T at BL date or L/C at sight
- Established partners: Negotiable terms including open account (subject to credit assessment)
After-Sales Support
We provide a 12-month warranty against manufacturing defects in cylinders and valves. Our after-sales team responds to claims within 24 hours and coordinates replacement or credit for any non-conforming units (documented with photos and batch records). For ongoing OEM partners, we maintain buffer inventory equivalent to 5% of annual order volume to cover emergency replacements.
What Our Customers Say
We have supplied scuba oxygen tanks to over 80 commercial buyers across 15 countries. Here is feedback from some of our partners in the United States and Canada.
Procurement Director, Atlantic Dive Supply (Florida, USA)
scuba diving oxygen tank oxygen tank for scuba scuba gear oxygen tank
"We switched to Zhuzhou XingYe after recurring quality issues with our previous Asian supplier. Their COA documentation is thorough — every batch includes actual chromatogram data, not just a generic sheet. We have taken three shipments so far, and all have passed US customs without holds. Lead times have been within 28 days consistently. For a mid-sized importer, that reliability is worth more than a few cents per unit."
CEO, Coastal Oxygen Brands (California, USA)
"We needed a private-label scuba oxygen tank with distinctive brand colors and custom valve labeling. The XingYe team handled the entire process — from Pantone matching to engraving placement — with minimal back-and-forth. The prototype was delivered in 12 days and production followed in 30 working days. Their OEM pricing was 18% below our previous vendor while maintaining equivalent certification standards."
Operations Manager, Great Lakes Dive Centers (Chicago, USA)
"What sold me was the transparency. During our factory audit (virtual), they showed us the actual filling station, the lab, and the cylinder storage area. The staff could answer detailed questions about hydrostatic testing intervals and valve torque specifications without hesitating. For a dive center chain that services 2,000+ divers annually, knowing exactly where our oxygen comes from matters."
Co-Founders, ReefReady Equipment (Texas, USA)
"As a startup brand, we were worried about MOQ requirements. XingYe accepted our initial order of 550 units and provided excellent support throughout. The packaging was robust — we received zero damaged cylinders despite standard ocean freight. Their payment terms (30/70) were also more flexible than most suppliers we approached."
Sourcing Manager, West Coast Diving Inc. (Oregon, USA)
"We have been sourcing scuba oxygen tanks from Asia for 7 years. XingYe is one of the few suppliers that consistently meets our documentation requirements without follow-up. Their MSDS and COA packages are exactly what US customs and our insurance provider require. The harmonic relationship between their sales team and logistics department is noticeable — questions get answered within hours, not days."
Why Import Managers Choose Zhuzhou XingYe Chemical
Zhuzhou XingYe Chemical Co., Ltd is a specialized manufacturer of industrial and food-grade gases, with a dedicated diving oxygen production line established in 2013. Our facility in Zhuzhou, Hunan, spans 10,800 m² and houses:
- 200+ employees, including 18 R&D and quality engineers
- 6 automated gas filling stations with real-time purity monitoring
- On-site analytical laboratory (GC, moisture analyzer, particle counter)
- Certification management system compliant with ISO 9001:2015
- Annual production capacity exceeding 500,000 scuba oxygen tanks (all sizes)
We serve approximately 120 active B2B clients across North America, Europe, Oceania, and Southeast Asia. Our export volume has grown at an average of 34% year-over-year since 2020, driven primarily by repeat orders and referrals.
Our team at the Zhuzhou facility — 200+ professionals dedicated to gas safety.
Start Your Sourcing Evaluation
Whether you are launching a private-label scuba oxygen tank line, expanding your dive center supply chain, or seeking a reliable OEM partner — we are ready to discuss your specifications.
Contact our export team directly:
📞 +86 13787826843 | 📱 WhatsApp: 19313298383
Or visit our contact page: www.whipways.com/contactus
* All specifications, pricing, and lead times quoted are indicative and subject to written order confirmation. Certification and compliance details are verified at the time of production.
Frequently Asked Questions About Scuba Oxygen Tank Sourcing
What is the difference between diving oxygen and medical oxygen?
Both must meet USP/NF purity standards (≥99.0% O₂). The primary difference is in cylinder labeling, supply chain documentation, and regulatory oversight. Medical oxygen is regulated by the FDA as a drug, requiring NDC numbers and pharmaceutical traceability. Diving oxygen, while often of identical purity, is classified as an industrial gas used for breathing applications. Many dive operators use medical-grade oxygen for nitrox blending. We can supply either classification depending on your certification requirements.
Do you offer cylinders with integrated valves (e.g., K-valve, DIN, yoke)?
Yes. We stock cylinders with CGA-540 (standard US), DIN 477 (international), and A-clamp (yoke) valve configurations. For OEM orders, we can install your specified valve brand or our standard high-flow brass valves with Viton O-rings rated for oxygen service (ASTM D2000). All valves are cleaned for oxygen service per CGA G-4.1 standard.
What is the shelf life of your scuba oxygen tanks?
When stored properly (cool, dry area away from hydrocarbons), the oxygen itself does not expire. The cylinder hydrostatic test is valid for 5 years from the stamped test date. We recommend visual inspection every 2.5 years. Our cylinders are shipped with a minimum of 4.5 years remaining on the hydrostatic certification.
Can you provide samples before bulk order?
Yes. Sample orders of 5–20 units are available at cost plus shipping. The sample cost is fully deductible from your first production order (minimum 500 units). Samples can be configured with your preferred valve type and include full documentation for local evaluation.
How do you ensure cylinder safety during ocean freight?
All cylinders are shipped depressurized (atmospheric pressure) with valves protected by steel caps or plastic guards. Packaging follows IMDG Class 2.2 (non-flammable, non-toxic gas) requirements, including proper labeling, segregation, and container ventilation. We use only DG-licensed freight forwarders with experience in gas cylinder logistics.
Senior Gas Supply & Compliance Specialist
James Mitchell has spent 18 years in the industrial and specialty gas sector, with 12 years focused on diving gas logistics and international compliance. He has advised over 40 dive equipment distributors on supply chain optimization, regulatory navigation, and quality system implementation. James contributes regularly to industry publications on gas safety and procurement best practices. He is not a paid spokesperson for Zhuzhou XingYe Chemical but evaluates suppliers based on verifiable production data and customer outcomes.
Disclaimer: All product specifications, certifications, pricing, and lead times provided in this article are for general reference and evaluation purposes only. They do not constitute a binding offer. Final terms, including exact cylinder dimensions, valve configurations, gas purity levels, and delivery schedules, shall be as confirmed in the written sales contract between the buyer and Zhuzhou XingYe Chemical Co., Ltd. The author's views are based on industry experience and available data at the time of writing (2026). Readers are advised to conduct independent due diligence before entering into any procurement agreement.
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