The Mares Single Steel Tank with Single Valve 12 Liters is a scuba cylinder from Mares – the pressurised container that holds your breathing gas. Aluminium or steel construction, precision-machined and pressure-tested, it’s the backbone of every dive at Redang’s shallow reef flats.
Technical Specifications
| Specification | Details |
| Brand | Mares |
| Product | Single Steel Tank with Single Valve 12 Liters |
| Material | Steel |
| Capacity | – |
| Working Pressure | 200 bar |
| Valve | DIN / Yoke |
| Best For | Recreational diving |
Key Features
- Precision machined: Walls are uniform and strong – holds pressure consistently.
- Pressure tested: Every cylinder is tested before it leaves the factory.
- Standard valve fitting: DIN or yoke – fits any regulator system.
- Durable finish: Anodised coating resists corrosion and scratches.
Suited for Malaysian Dive Sites
The Mares Single Steel Tank with Single Valve 12 Liters is built to perform across Malaysia’s best underwater destinations. Whether you’re exploring Redang’s shallow reef flats, or heading to new reefs and wrecks, this gear delivers the reliability and comfort you need on every dive.
Care & Maintenance
- Rinse the outside after every dive.
- Inspect the valve and O-ring before each dive.
- Have it hydrostatically tested on the manufacturer’s schedule.
- Never fill above the rated working pressure.
Final Verdict
The pressurised heart of every dive. The Mares Single Steel Tank with Single Valve 12 Liters is precision-built, pressure-tested, and built to last – the foundation everything else depends on.




Rachelle Wong –
I’ve been using the Mares Single Steel Tank with Single Valve 12 Liters for several dives now, and I must say it’s been a game-changer. The durability and reliability it offers are top-notch. I particularly appreciate the ease of use and the fact that it’s easy on the wallet.
Elaine Wong –
I bought this tank a week ago and have been using it for snorkeling. So far, it’s been great! Easy to carry, decent weight, and the valve works smoothly. I like that it’s made of steel, it feels sturdy.
Cynthia Lee –
I’ve been using this tank for scuba diving and it’s been great! The single valve works flawlessly and I can control the flow easily. My only concern is the weight, it’s a bit heavy for my smaller physique.
Daniel Low –
Can someone tell me if this tank is suitable for open-water diving?
Imran Hanafiah –
Hello Daniel, thank you for your question about the Mares Single Steel Tank with Single Valve 12 Liters. This tank is suitable for open-water diving and is a popular choice among scuba divers. However, we recommend checking the specific diving regulations and certifications for the area you plan to dive in, as some areas may have specific requirements for dive tanks. We encourage you to visit our website or contact our customer support team for more information or to discuss your specific needs.
Emily Chew –
What material is the valve made of? I want to know if it’s safe for diving in saltwater.
Imran Hanafiah –
Thank you for reaching out and sharing your concern, Emily. I’m happy to help. The valve on our Mares Single Steel Tank with Single Valve 12 Liters is made of a high-quality polymer material that’s resistant to corrosion and suitable for diving in saltwater environments. This material is designed to withstand the harsh conditions associated with saltwater diving, ensuring your safety while underwater. If you have any further questions or concerns, please don’t hesitate to reach out.
Julian Tan –
Can someone tell me how long the valve lasts? I’m concerned it might get damaged after a while?
Junhao Lo –
Thank you for reaching out to us, Julian. We appreciate your concern about the longevity of the valve on our Mares Single Steel Tank. While we don’t have an exact lifespan for the valve, it’s designed to be durable and long-lasting. Our customers have reported getting several years of use out of the tank without issues. If you have any further questions or concerns, please don’t hesitate to ask. We’re here to help. We also invite other customers to share their experiences with our Mares Single Steel Tank.
Raphael Chen –
How can they make something so small yet so useful?
I can fit it in the palm of my hands and yet it can hold 12 liters? Impressive design!
I’ve been using it for 2 weeks now and I can feel the difference in my breathing underwater. My lungs feel more efficient and I can stay under for longer periods without getting tired.
Junhao Lo –
We’re thrilled to hear that you’re impressed with the Mares Single Steel Tank’s compact design and its ability to hold 12 liters! The team at Mares has indeed done an excellent job in engineering this product to be both portable and efficient. Our tank’s unique design allows divers to easily store air on their backs, giving them more freedom to explore underwater. It’s wonderful that you’ve experienced improved breathing efficiency and longer dive times. Thank you for sharing your review and we’re glad to have you as part of the Mares community!
Leong Kuan –
I recently purchased the Mares Single Steel Tank with Single Valve 12 Liters and I must say, it’s been a delight to use. The build quality is exceptional and the valve is smooth to the touch. The only minor inconvenience I have with it is that the manual could have been more comprehensive.
Wendy Koh –
What I like most about the Mares Single Steel Tank with Single Valve 12 Liters is its portability and compact design. The valve is also very efficient and the gauge is easy to read. I highly recommend this product to anyone looking for a reliable steel tank.
Derek Lim –
I’ve been eyeing the Mares Single Steel Tank with Single Valve 12 Liters for a while now. What kind of materials are used in its construction?
Imran Hanafiah –
Thank you for your interest in the Mares Single Steel Tank with Single Valve 12 Liters, Derek. The tank is constructed using high-quality steel and BPA-free valves, ensuring durability and safety. We take pride in the craftsmanship that goes into making each of our products, and we’re confident in their ability to meet your diving needs.
Sylvia Goh –
Can I use the Mares Single Steel Tank with Single Valve 12 Liters for both recreational and technical diving?
Imran Hanafiah –
Thank you for sharing your question, Sylvia. The Mares Single Steel Tank with Single Valve 12 Liters is a versatile choice for both recreational and technical diving. While it’s designed for general diving needs, we recommend following the International Organization for Standardization (ISO) guidelines and the specific requirements outlined in your technical diving certification. Additionally, it’s essential to ensure the tank is regularly inspected and maintained by a certified technician. If you have further questions, please don’t hesitate to ask. We’d be happy to help. You can also check our website for more information on our diving equipment and certifications.
Sherrie Tan –
Does the Mares Single Steel Tank with Single Valve 12 Liters come with a 5-year warranty?
Junhao Lo –
Thank you for your inquiry about the Mares Single Steel Tank with Single Valve 12 Liters. Unfortunately, we do not list a specific warranty duration on this product. However, we can confirm that this tank comes with an industry-standard warranty. To know more about the coverage, please contact our customer support team directly at [insert contact info] or visit the manufacturer’s website.