When it comes to powering your portable generator efficiently, a high-quality fuel tank is essential. Whether you need extra fuel capacity, durability, or ease of use, these tanks ensure your generator can run longer and more reliably. The table below summarizes the top portable generator fuel tanks selected for durability, capacity, and unique features.
| Product | Capacity | Material/Build | Special Features |
|---|---|---|---|
| Sportpules Universal 5 Gallon Gas Tank | 5 Gallons | High-density polyethylene | Portable, impact-resistant, includes accessories |
| Attwood 8806LP2 EPA Certified Portable Fuel Tank | 6 Gallons | Durable marine-grade plastic | EPA & CARB approved, vacuum valve cap |
| Scepter 6 Gallon Portable Marine Gas Can | 6 Gallons | EPA & CARB compliant durable plastic | Built-in fuel gauge, 2-way vented cap |
| JMCHstore OEM Metal Generator Gas Fuel Tank | 7.2 Gallons | Metal construction | OEM fitment for Generac generators |
| Z-GS-0795-AP Replacement New Style Fuel Tank | Brand-specific size | Reinforced walls with zippered seal | Includes mounting hardware |
Sportpules Universal 5 Gallon Gas Tank For Generator

This 5-gallon portable fuel tank by Sportpules is designed for convenient fuel storage and transport. Made from high-density polyethylene, it offers robust durability to withstand rough handling. The tank comes with all necessary accessories packed under the unscrewable tank cap. It’s ideal for generators, lawn equipment, and other gasoline-powered tools, combining portability with lasting performance to keep your equipment fueled during prolonged use.
Attwood 8806LP2 EPA Certified 6 Gallon Fuel Tank

The Attwood 8806LP2 is a 6-gallon portable fuel tank precision-engineered for marine and outdoor use. It meets rigorous EPA and CARB regulations, ensuring safe and environment-friendly fuel storage. Its cap includes a built-in vacuum valve, eliminating the need for manual venting and providing safe pressure regulation. This tank’s robust construction and efficient venting system make it suitable for fuel storage in demanding conditions.
Scepter 6 Gallon Portable Marine Gas Can With Fuel Gauge

The Scepter 6-gallon gas can is perfect for boaters and generator users seeking compact fuel storage. It features a built-in fuel gauge for quick level checks and a two-way vented EPA/CARB compliant cap that promotes safe refueling and vapor release. Molded-in feet elevate the tank for stability and ventilation. This tank is compatible with diesel and ethanol-blended fuels, providing versatile and safe fuel storage.
JMCHstore OEM Metal Generator Gas Fuel Tank For Generac

This 7.2-gallon metal fuel tank from JMCHstore is an OEM replacement specially designed for various Generac generators. Its metal construction provides superior durability, ensuring long-lasting resistance to wear and tear. Designed for models like GP5500 and GP6500, this tank offers an extended run time and reliable fuel containment fitted to the specific needs of these generators.
Z-GS-0795-AP Replacement New Style Fuel Tank For DeVilbiss Generators

This brand-specific replacement fuel tank features a new zippered seal design and reinforced walls for added durability. Intended exclusively for DeVilbiss and Excell generators, it includes all necessary hardware and mounting kits for simple installation. The new design improves the mounting surface and eliminates seamed access holes for better fuel containment and reliability.
Buying Guide For Portable Generator Fuel Tanks
Choosing the right fuel tank for your portable generator requires considering several key factors:
- Capacity: Select a fuel tank size based on your generator’s fuel consumption and intended run time. Larger tanks mean longer run times but less portability.
- Material Durability: High-density polyethylene tanks offer lightweight portability and impact resistance, while metal tanks provide extra toughness but can be heavier.
- Compatibility: Ensure the tank fits your generator model or equipment. Brand-specific tanks offer perfect fitment, while universal tanks provide wider applicability.
- Ventilation and Safety: Look for EPA and CARB certifications, vented caps, or vacuum valves to prevent dangerous vapor buildup and meet environmental regulations.
- Fuel Gauge Inclusion: Integrated fuel meters or sight gauges help in monitoring fuel levels easily, avoiding unexpected downtime.
- Portability: Consider tanks with ergonomic handles and compact designs for easy transport and storage.
- Accessories and Installation: Check if the tank includes necessary hardware, mounting kits, or additional accessories for hassle-free use.
Balancing these factors according to your generator type and power needs will help you find the best portable generator fuel tank to keep your equipment running smoothly.