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5 Best Portable Marine Fuel Tanks Reviews – (Guide 2021)

Having a boat is a pretty good way to relax and spend your free time in the water. But the sailboat as every other object needs some supplies. One of the most valuable things regarding the boat is the bilge pump. Having the portable gas tanks for boats is just a thing that helps you with the adventure you can have.

Having a portable tank is essential as it is not only a matter of excellent performance but is often a matter of safety as well.

What types of a portable fuel tank can you find? What are the benefits of using one? What else should you know about the tanks and their use? Our team has done some research, collected new facts, essential information and have compiled top reviews on the portable marine fuel tank for small boats. All this can help the readers choose the right unit for their boat.

Best Portable Marine Fuel Tanks Comparison Chart

Moeller Marine Topside Fuel Tanks, Direct Sight Gauge

Moeller Marine Topside Fuel Tanks, Direct Sight Gauge

  • Price: $$$$
  • Dimensions: 43 x 15 x 8.71″
  • Weight: 12 pounds
  • Capacity: 14 Gallon
  • Specification: Rotationally molded, cross-linked poly construction / UV resistance
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Attwood EPA and CARB Certified Portable Marine Boat Fuel Tank

Attwood EPA and CARB Certified Portable Marine Boat Fuel Tank

  • Price: $
  • Dimensions: 7.4 x 11 x 16.5″
  • Weight: 4.28 pounds
  • Capacity: 3 Gallon
  • Specification: Auto-vent for vacuum / Flexible tank
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Five Oceans Portable Fuel Tank Low-Permeation

Five Oceans Portable Fuel Tank Low-Permeation

  • Price: $$
  • Dimensions: 23 x 11.4 x 8.8″
  • Weight: Around 5 pounds
  • Capacity: 6 Gallon
  • Specification: Monitoring System /NPT Fuel Fitting 
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Attwood Epa Certified Low-Profile Portable Fuel Tank

Attwood Epa Certified Low-Profile Portable Fuel Tank

  • Price: $$$- $$$$$
  • Dimensions: 24 x 18 x 11 5/8″
  • Weight: Around 10 pounds
  • Capacity: 12 Gallon
  • Specification: Made of automotive-grade / Compatible and reliable
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Scepter Rectangular Fuel Tank - Low Profile

Scepter Rectangular Fuel Tank – Low Profile

  • Price: $$$$
  • Dimensions: 23.2 x 14.2 x 14.8″
  • Weight: 7.9 pounds
  • Capacity: 12 Gallon
  • Specification: Molded feet / Sturdy, high-density polyethylene material
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These are some of the most popular products, you may find on the market. Using each one of the products has some benefits, but also some drawbacks. We have collected these products and their features so you can take your decisions, which one you want to buy. Keep in mind, that they are not arranged in a specific way.

1. Moeller Marine Topside Fuel Tanks, Direct Sight Gauge

Moeller Marine Topside Fuel Tanks, Direct Sight GaugeThis tank is pretty small. Its dimensions are 43.00 inches. L x 15.00 inches. W x 8.71 inches. H (measured with cap), Cap – 305185, Withdrawal – 031615PU (3/8″ NPT x 1/4″ NPT). The product is rotationally molded, cross-linked poly construction with UV-stabilized resin, suitable for topside mounting. It is not recommended to mount it on its site because then you will have limited volume and the liquid would leak out of the gas cap.

One of the most significant advantages is the design – it is designed for today’s highly corrosive ethanol fuels. The outlet fitting on the tank will allow you to pretty much adapt to any connection you’d like. This item conforms to all ABYC, NMMA and U.S. Coast Guard regulations Tank was explicitly developed for use in Carolina Skiff, Boston Whaler, and Key West bench style, center console, pontoon, deck, and Jon boat designs. The shipping weight is around 20 pounds. This product is 12 inches tall.

Of course, this fuel tank has some advantages and some disadvantages. Here our team has summed some of them.


  • UV resistance
  • Mold resistance
  • Good design
  • You can use any type of fitting that you want.


  • No straps included
  • No locking gas cap available
  • Bad quality of the color

2. Attwood EPA and CARB Certified Portable Marine Boat Fuel Tank

Attwood EPA and CARB Certified Portable Marine Boat Fuel TankThis product is automotive-grade, multi-layer construction and can withstand the pressure build-up associated with closed fuel Systems. The cap of the tank with a built-in vacuum valve means no need for manual venting. This item is compatible with 1/4-inch npt fuel fittings. The portable fuel tank meets EPA and carb (California air resources board) regulations. The product is small enough – it can be used for smaller boats. The product dimensions are 7.4 x 11x 16.5″, and its shipping weight is around 6 pounds. It also has a replaceable connector.

Unfortunately, this portable fuel tank cannot be stored upright. Also, you can’t make remote filling Cap, because this product is not intended to be used in this way. It is a portable tank, and any modifications to the container will be dangerous. However, you can use this product as an axillary tank for portable RV generators with an approved axillary gas cap.

Let’s take a quick look at the benefits and drawbacks of this particular product.


  • Auto-vent for vacuum
  • Flexible tank
  • Good quality of materials


  • The tank is not UV resistant.
  • The product must be stored in shadow, the sun will damage it.

3. Five Oceans Portable Fuel Tank Low-Permeation

Five Oceans Portable Fuel Tank Low-PermeationThis product is fully compatible with blended ethanol fuels. The tanks capacity is 6 Gallons, which means 22 Liters. This item complies with International Standard ISO 13591 IMCI. The tank also has an excellent monitoring system that accurately reads fuel levels. NPT FUEL FITTING with a 90-degree angle and 1/4″ thread. The portable tank is perfect for smaller boats. Its dimensions are 23″ (584mm) L x 11 13/32″ (289 mm) W x 8 27/32″ (224 mm) H. This product is eco-friendly – by eliminating most of the fuel vapor virtually.

The tank is great for export, but it is not EPA approved. You may see the reservoir expand or bulge when it is exposed to direct sunlight or any other source of heat. The product may be used stacked as far as the filler cap, and fuel fitting are recessed enough for stacking. Note that, it is not molded to stay stacked on their own.

According to our research here are the advantages and disadvantages of using this particular product.


  • Quality of materials
  • Environmental friendly


  • No UV resistance
  • Not EPA approved
  • Colors fade fast.

4. Attwood Epa Certified Low-Profile Portable Fuel Tank

Attwood Epa Certified Low-Profile Portable Fuel TankThis product is made of automotive-grade, multi-layer construction, that can withstand the pressure build-up associated with closed fuel systems. Its cap with a built-in vacuum valve means no need for manual venting. This tank meets EPA and CARB (California Air Resources Board) regulations, and it also complies with all ABYC/NMMA requirements for portable marine fuel tanks. This Attwood product is both compatible and reliable, engineered and built with a never-fail attitude.

Firstly you may think that there is no grip handle and there are 2 indents on the ends to lift. However, near the bottom on both sides, it’s molded a grip handle into the tank. The real dimensions are 24″ long x 18″ deep x 11 5/8 tall. You can use them in an enclosed area as long as you use proper safety precautions. The new tanks like this one do not vent.

Of course, product advantages, but we can also find some disadvantages.


  • Excellent quality of the materials and production.
  • Great fuel gauge


  • Must be stored in shadow, the sun damages the surface and the colors of the tank.
  • You can still smell the fuel in it. 

5. Scepter Rectangular Fuel Tank – Low Profile

Scepter Rectangular Fuel Tank - Low ProfileThis product is a convenient combination fuel pick-up/ sight gauge. Its molded feet provide increased ventilation and stability. This tank accepts standard 1/4 NPT marine tank fittings, and it is also Eco-Checked. Its dimensions are 24.5″L x 18.1″W x 11.5″H (Low Profile). This item is manufactured from sturdy, high-density polyethylene material and it is approved for use worldwide. This tank is also ISO & CSA certified. It has new EPA compliant fuel cap.1/4″ NPT fuel pick-up adapter with a mechanical direct sight gauge with an easy-to-read indicator is also included. The shipping weight is around 10 pounds.

The cover over the gauge seems to be a very high-quality plastic or possibly plexiglass. Also, the tank bottom is notched on both sides. This tank has a one-way vent system. This means that it allows air in but does not let it escape. In the sun, the tanks blow up a bit like a balloon even with the vent open. And again, here everything sounds perfect, but we have still found some drawbacks. Take a look at them.


  • Very easy to install
  • Excellent quality of materials.


  • The ties that are included are too short.
  • Not UV-resistant
  • Must be stored in shadow.

What Is а Portable Marine Fuel Tank?

A portable marine fuel tank is one of the most important secondary parts when you are preparing your boat for the season with the top quality marine supplies. Unless you possess a large watercraft that comes with its own tank, you will have to get a small tank. The good part is that these units are easily detached from the boat when you want to store them.

We usually call tanks with a capacity of 16 gallons or less “mobile”, due to their capacity. You need to know what size is good for your boat and where will the tank stay when you use it.

About 10 years ago versatile fuel tanks started utilizing multi-layered plastic and adjusted fill and vent frameworks to help diminish that opportunity for any spillage and saturation through the tank dividers. In case you’re purchasing any new versatile fuel tank in North America today, it will be fully compliant with the new EPA requirements.

Types Of Portable Marine Fuel Tanks

Portable Marine Fuel Tank For Small Boat Reviews

Maybe you have more than 5 questions about the fuel tank, and it is good to consider them before buying one. Our work is to assist you with the process of knowing these products. So, as you may have already seen many producers of fuel tanks or compartments offer a few plans and abilities to browse. The most prudent limit is the six-gallon tanks, which can be effectively lifted to move around.

Generally, these are made out of plastic, yet they are explicitly intended to deal with fuel.

Do not use just any plastic container! It can be extremely dangerous! Use only tanks, that are certified.

There are two types of portable tanks – made from aluminum and from plastic. Here is some more information about them.

  • Plastic Portable Tanks

They aren’t susceptible to erosion. These fuel tanks are cheaper than the other kinds. According to many experts, portable plastic containers are “incredibly durable” and much more reliable than aluminum tanks for gas. Diesel fuel may be another narrative.  Polyethylene marine fuel tanks aren’t affected by ethanol.

  • Portable Tanks made from Aluminum

Aluminum portable tanks are custom made, so getting one to match your boat design is a snap. A custom marine aluminum fuel tank can take advantage of extra space and allow for more fuel capacity. Aluminum fuel tanks are more challenging and resist punctures better than the plastic ones. Aluminum tends to dent and withstands more punishment.

Both materials have their advantages, so picking among metal and plastic relies upon your inclination. You can select one that is made of plastic on the off chance that you need something impervious to consumption. Indeed, plastic is a really perfect material for marine situations. This material is additionally advantageous and lightweight, which makes it simple to move and transport contrasted with metal tanks.

You may likewise purchase the metal fuel tank, yet ensure you will almost certainly keep up it legitimately to guarantee that it will keep going long. Besides, keep an eye out when you drag it over the outside of your vessel, as it can scratch the deck. While the material is a significant factor to think about while picking your versatile fuel tank, it is likewise essential to think about the vents. Your container ought to have a shut vent that is vapor-tight with a release safe top.

Benefits Of Using Portable Marine Fuel Tanks

Best Portable Marine Fuel Tank For Small BoatsThese fuel tanks are a perfect fueling solution for standby power, construction websites, equipment refueling, truck fleets or any need that has vehicles. And they are so easy to engage your employees can fuel cars as required. Portable fuel storage tanks can be located wherever you desire, and they deliver an easy to work built-in pump and meter to track fuel use.

The comfort and convenience of these portable tanks provide a gross means to manage fuel use, saving time and money effectively.

Portable fuel tanks for boats arrive in a scope of various sizes and designs. The tank assortments accessible available enables them to fit into tight spaces on sailboats. It is exceedingly prescribed that you choose first on the situation and make estimations for the ideal fit.

Motorboats are undoubtedly subject to fuel to run, which implies you need a dependable fuel tank. Quality fuel tanks can, at any rate, keep going for a long time. Be that as it may, shoddy ones can break when left in the sun for a really long time. Besides the fuel tank itself, you additionally need to buy connectors, fuel lines, and connectors to get the fuel from the capacity tank to the detachable.

Portable fuel storage systems have hold handles, permitting simple and happy with dealing with and transporting.

These tanks are intended to be reliable, yet lightweight. These fuel stockpiling tanks can either be made of metal or plastic, for example, polypropylene and polyethylene.


Here are the most essential features you need to know and look for.

  • Size

Always check the size of the tank. It is essential to know how big it is. Most of the tanks are made to fit under the boat seats.

  • Capacity

It is obvious that a larger tank will hold more fuel thus allowing you to travel longer. However, capacity is directly linked to size. You need to know in advance where you will be storing the tank on the boat. As already mentioned, tanks are typically put under the seats. This may be a problem if you want a bigger fuel tank.

We recommend that you get a tank size that correlates to the size of your boat. Smaller boats cannot and should not go deep into the ocean anyway. Making short trips along the shoreline shouldn’t be too bad.

  • Color

The design is essential for most people. But we will have to disappoint you. Most tanks come in one color – red. This is because they have to be visible in case they go overboard.

  • Materials

As you have already read, there are types of portable fuel tanks and they are made of very different materials. So you will have to choose between them – check their advantages and disadvantages and make your decision.


These portable fuel tanks are actually perfect for temporary usage. Here are some tips about their use.

Be certain to observe the safety instructions given by the manufacturer, most need to be bottom-down. When you post it, it’s not a tough thought to flog it down and break it from running. This prevents leaking and accidents while the fuel hose is plugged into. Large aluminum tanks are positioned below the deck, while the small marine fuel tanks are usually along the deck. You can put them wherever you find suitable – under the bum, in the back of the boat or in some other place. This is why you should measure first to determine if the product meets. Besides, don’t forget that the fuel line needs to be able to make it.

Maintenance of Portable Marine Tanks

Cleaning the boat fuel tank is an essential aspect of your boating. If any dirt makes its way into the fuel, you run the risk of damaging your motor. Another danger is related to the fact that your tubes and lines may get clogged if the fuel is not pure. And finally, you are risking a fire hazard if the fuel has nowhere to go but the pressure builds up. This is why we advise you to do all of the following.

  • Always clean your tank outside.
  • Empty the tank.
  • Clean the hoses of the tank too.
  • Put a cleaner and shake the tank vigorously.
  • Rinse it several times.
  • Clean the filter too.
  • Leave the tank to dry thoroughly on air.

Safety Tips

Portable Marine Fuel Tank For Small Boats InstallatıonAt the final, we are going to some safety tips.

  • After rinsing the tank with water, clean it with a little fuel too. This will help you to be sure that there is no water left in it.
  • Don’t worry if you keep your tank full land it remains on the boat. All units typically feature vents through which air goes in and out.
  • Store the tank in a dry place. Use quality boat covers to protect it from direct sunlight for too long.
  • Always check if the tank is undamaged before use.
  • If the tank is damaged, recycle it and do not use it.
  • Since you have to fill the convenient fuel tank with fuel while you are still in the dock, make sure that every hatch is closed.
  • Your engine and motor ought to be turned off before filling.
  • In particular, ensure no one is smoking close-by.
  • You should likewise let some circulation into the vapors after filling the tank with fuel before you start the motor.

Wrap Up

Well done, guys, we are almost done! You have already read our article, our information, tips and even our reviews on the portable marine fuel tank for small boats. You have enough knowledge to go and buy The best portable marine fuel tank, suitable for your needs and your style.

If you think our guide was helpful and it could be useful for other boat lovers as well, don’t miss to share it with them. Also, if there are things you’d like to add or you want to tell us, write a comment or send to our team an email – we love feedback from you.

We hope you like what you just read. Make sure you will find some free time to check out the other articles devoted to choosing the marine supplies for you. Thanks for reading and as always – stay put!


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