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10 Best Outdoor Generator Covers 2025 in the United States

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Our Top Picks

#1

Winner

IGAN Generator Covers While Running for most 3500w-12000w Generators - Ultra Heavy Duty Generator Covers for Outside - Portable Waterproof Generator Cover, Generator Enclosure Outdoor, Black

The IGAN Generator Tent Running Cover offers robust protection for your generator, making it a solid choice for those looking to operate their equipment in various weather conditions. Its ultra-heavy-duty tarpaulin material ensures 100% waterproof protection, which is crucial for preventing water damage. The cover's high-strength stainless steel frame adds durability, making it a long-lasting option. Compatibility with most 3500w to 12000w generators means it can fit a wide range of models, provided they have a tubular or square frame.

The patented design not only protects the sensitive sections of the generator but is also easy to assemble, which is a major plus for ease of use. At 9 pounds, the cover is relatively portable, although it is heavier than some other options on the market. However, its weight is a trade-off for the ultra-heavy-duty protection it offers. One potential drawback is the ventilation aspect; while the product excels in waterproofing and UV protection, it doesn't specifically mention features that ensure proper ventilation, which could be a concern for some users.

Additionally, the all-black color might not appeal to everyone, especially those looking for a cover that blends into outdoor settings. Despite these minor drawbacks, the IGAN Generator Tent Running Cover is a reliable and durable option for anyone needing to protect their generator from the elements.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Material
The cover's material is extremely thick, durable, and waterproof, providing robust protection against the elements.
Water Resistance
Confident in the cover's ability to protect the generator, even in light to moderate precipitation and winds up to 20 mph.
Size and Fit
Fits perfectly over various generator models, ensuring a snug and secure fit.
Ease of Use
Instructions are clear and easy to follow, making assembly quick and straightforward, often taking less than 45 minutes.
#2

Porch Shield Outdoor Generator Cover for Most Inverter Portable Generator EU2200i EU3200 Waterproof Storage Cover 23x13x18 Inch Black

The Porch Shield Outdoor Generator Cover is designed to protect your inverter portable generator with its high-quality 600D polyester material and waterproof undercoating, making it highly effective against bad weather conditions. At 23x13x18 inches, it fits a variety of popular generator models such as the Honda EU3200i and EU2200i, Generac GP3300i, and others, ensuring versatility in size and fit. The cover is also reliable against strong winds, thanks to the triangle flaps with rings and a bungee cord for added security.

The large top opening makes it easy to install and carry, aligning well with the 'Ease of Use' spec. Additionally, it features a large pocket for storing accessories, which adds to its practicality. Some users might find the 13.1-ounce weight a bit light, potentially questioning its durability in very harsh conditions.

The product is made in China and has a convenient hook & loop closure type. It's a solid choice for anyone needing a reliable cover for their generator, especially if you value ease of use and a snug fit for various models.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Material
The high-quality, durable fabric is both waterproof and UV-resistant, ensuring the generator stays dry and protected from sun damage.
Water Resistance
The high-quality, durable fabric is both waterproof and UV-resistant, ensuring the generator stays dry and protected from sun damage.
UV Protection
The high-quality, durable fabric is both waterproof and UV-resistant, ensuring the generator stays dry and protected from sun damage.
Size and Fit
The snug fit covers the entire generator effortlessly, yet it's easy to put on and take off thanks to the well-placed handles.
Ventilation
The ventilated design prevents moisture build-up and rust, ensuring the generator is ready to use when needed.
Ease of Use
The snug fit covers the entire generator effortlessly, yet it's easy to put on and take off thanks to the well-placed handles.
#3

IGAN Small Inverter Generator Tent Cover While Running, Compatible for Honda and Most 1000~2300 Watts Generators, Portable Outdoor All-Weather Tarpaulin Cover for Rain, Black

The IGAN Small Inverter Generator Tent Cover provides robust protection for 1000 to 2300-watt generators, making it a reliable choice for various weather conditions like rain, snow, and high winds. Its patented design ensures sensitive sections of the generator are well-protected while allowing natural cooling airflow, which is crucial for maintaining optimal performance during use.

The cover is made from durable, 100% waterproof vinyl tarpaulin and supported by a high-strength metal base and fiberglass rods, ensuring long-lasting use. Weighing 2.94 kilograms, it is relatively lightweight and portable, making it easy to handle and set up without any tools required. This ease of use is bolstered by a buckle strap and closure system, ensuring a secure fit over your generator.

Additionally, the cover includes a 3-year limited warranty and lifetime technical support from IGAN, providing added peace of mind for users. On the downside, as it fits most but not all generators within the specified watt range, there might be occasional compatibility issues. Also, while it ranks fairly decently in Patio, Lawn & Garden (#31,508) and Outdoor Generator Covers (#41) categories, there are higher-ranked alternatives available.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Material
Heavy duty materials, much better than most regular tents, with reinforced seams and pull points.
Water Resistance
Great fit for my 2500W Generac inverter, with a good waterproof design and heavy-duty material.
Size and Fit
Great fit for my 2500W Generac inverter, with a good waterproof design and heavy-duty material.
Ease of Use
The IGAN Small Inverter Generator Tent Cover is superbly easy to set up and provides excellent access to the generator's front panel, manual electric start button, pull handle, and gas cap.

Buying Guide for the Best Outdoor Generator Covers

When choosing an outdoor generator cover, it's important to consider several key specifications to ensure that your generator is well-protected from the elements. A good cover will extend the life of your generator by shielding it from rain, snow, dust, and UV rays. Here are the key specs to look for and how to choose the best one for your needs.
MaterialThe material of the cover is crucial because it determines how well the cover can protect your generator. Common materials include polyester, vinyl, and heavy-duty fabric. Polyester is lightweight and resistant to water and UV rays, making it a good all-around choice. Vinyl is more durable and offers better protection against heavy rain and snow but can be heavier and less breathable. Heavy-duty fabric is often used for extreme weather conditions and provides excellent durability and protection. Choose a material based on the typical weather conditions in your area and how often you use your generator.
Water ResistanceWater resistance is important to keep your generator dry and prevent rust and electrical issues. Covers are often rated as water-resistant or waterproof. Water-resistant covers can handle light rain and moisture, while waterproof covers provide complete protection against heavy rain and snow. If you live in an area with frequent heavy rainfall or snow, a waterproof cover is essential. For drier climates, a water-resistant cover may suffice.
UV ProtectionUV protection prevents the cover and the generator from being damaged by the sun's rays. Prolonged exposure to UV rays can cause materials to degrade and colors to fade. Look for covers that are specifically labeled as UV-resistant. This is particularly important if your generator will be stored in an area with a lot of direct sunlight. If your generator is kept in a shaded area, UV protection may be less critical.
Size and FitThe size and fit of the cover are essential to ensure that it provides full protection. Covers come in various sizes, so you need to measure your generator and choose a cover that fits snugly without being too tight. A well-fitted cover will stay in place during windy conditions and provide better overall protection. Some covers come with adjustable straps or elastic hems to help achieve a better fit. Make sure to check the dimensions of your generator and compare them with the cover's specifications.
VentilationVentilation is important to prevent moisture buildup and condensation under the cover, which can lead to rust and mildew. Some covers come with built-in vents that allow air to circulate while keeping water out. If you live in a humid area or plan to cover your generator for extended periods, look for a cover with good ventilation features. This will help keep your generator dry and in good working condition.
Ease of UseEase of use refers to how simple it is to put the cover on and take it off. Some covers have features like zippers, Velcro, or drawstrings that make them easier to handle. Consider how often you will need to access your generator and choose a cover that allows for quick and easy removal. If you use your generator frequently, a cover with convenient access points will save you time and effort.

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