Top 10 Best covers for generators in 2026

Last Updated - 6/9/2026

🏆Best Choice

Porch Shield

Porch Shield Waterproof Universal Generator Cover 32 x 24 x 24 inch - for Most Generators 5000-10000 Watt, Black

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Compatible - More sizes for 3000w -15000w gas generator or inverter generator.
•Upgrade Material - Made of 600D polyester fabric with water-resistant laminated undercoating. The Porch Shield heavy duty generator cover give your generator all around protection to against sun, rain, snow, wind, dust and dirt.
•Tear Resistant & Waterproof - The high-level double stitching sewn and all seams sealing taped make Porch Shield generator cover more tear resistant and waterproof than other covers.
•Windproof - The elastic hem cord and bottom strap allows for a custom secure fit, especially during high winds and severe weather.
•Install Easily - Two stacks of fabric at one side make the cover weather resistant, but ventilated. Velcro at another side allow easy install and remove.

View offer on:

$27.99

$33.99

-18%

Check Price

Adamoss

Generator Cover for iGen4500 and Predator 3500 4375,Wen 3800 Honda EU3000iS,Heavy Duty Thicken 600D Polyester with Elastic Drawstring, Weather/UV Resistant (24L x 18W x 20H)

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Optimized Design: Generator covers heavy duty waterproo.1),Double-Stitched Seams makes this generator cover is more Tear-Resistant, No cracks and Durable. 2),There is an elastic pull rope at the bottom with specially designed flexible channel, which can tightly wrap the cover around the generator.Even heavy rain and wind, it will protect your generator carefully.Waterproof & Windproof.easy install and remove.
•Dimensions:Portable generator cover (24 x 18 x 20 inch) Fits Custom Fitted Cover for the Westinghouse 4500 igen4500 Watt Generato,Honda EU3000IS. Powerhorse 3500, Honda EU3000iS, Cummins Onan P4500i, Pulsar 4000, WGen2000, WGen3600,Generac iQ3500 Cover,WEN 56310iC,Outboard motor cover Boat Engine Hood Cowling Cover Fits Motor 25-50 HP.
•Excellent Material: The generator covers for outside is made of heavy duty material 600D durable polyester fabric with an added water-resistant laminated undercoating.
•Generator Covers for westinghouse generator cover 24x18x20 inch Waterproof Universal keeps your generator completely dry, protect your generator from rain, snow, dust, wind and UV rays.
•Not for use while operating generator

View offer on:

$25.60

$29.95

-15%

Check Price

Champion Power Equipment

Champion Power Equipment Weather-Resistant Storage Cover for 4800-11,500-Watt Portable Generators

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Weather Resistant – Protect your generator from sun and UV damage, rain, snow, dirt and more with this cover’s tough vinyl exterior
•Secure – The strong elastic base provides a secure, custom-like fit for your generator
•Versatile – This cover is designed for 4800-11,500-watt generators, but will also fit generators up to 30.7 x 23.6 x 23.6-inches in size
•Quick – The durable cover fits over your generator quickly to protect it while in storage
•Reliable – Champion Support includes 1-year limited warranty

View offer on:

$15.91

Check Price

QH.HOME

QH.HOME Waterproof Generator Cover 38x28x30 inch ,900D Heavy Duty Oxford with Secure Windproof Buckle- for Most Generators 5500-15000 Watt, Black

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•【Upgraded Tear-Resistant Fabric】QH.HOME generator cover is made of 900D super-dense thickened high-strength tear-resistant oxford fabric, with an overall tear strength of up to 1,000N, which is 5 times more durable than ordinary 600D fabric, ensuring that it is able to withstand the harshest conditions. It can withstand temperatures as low as -22°F degrees Fahrenheit.
•【Superior Windproof Locking System】Our outdoor generator covers have been upgraded with a central buckle and adjustable bottom drawcord, as well as a Velcro design to ensure a tight fit. These adjustable features ensure compatibility with different brands and types of outdoor generators, and the cover stays in place even in heavy rain and strong winds.
•【Upgraded Waterproof Fabric】The universal generator cover is made of high quality 900 density oxford fabric with a waterproof coating, it can 100% prevent rainwater from penetrating, always keep your expensive outdoor generator dry!
•【Upgraded Fade Resistant Fabric】Our outdoor generator cover is made of UPF50+ high quality UV resistant fabric, woven from original colour yarns, which can keep the colour for three years without fading. It maintains its vibrant colour and appearance even after prolonged exposure to the sun.

View offer on:

$27.99

$33.99

-18%

Check Price

TENTVIA

【2025 New Upgrade】TENTVIA Outdoor Generator Cover 32x24x24 Inches,600D Heavy-Duty Oxford Fabric,Dustproof and Waterproof Protection for Generators, Suitable for Most 5000-10000W Generators.Black

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•【Heavy-Duty Protection】: This generator cover is made from durable 600D Oxford fabric, offering superior protection against rain, sun, and wind. Safeguard your generator from harsh weather and extend its lifespan with our reliable generator cover.
•【Waterproof & UV-Resistant】: Designed to withstand the elements, this generator cover features a waterproof coating and UV-resistant layer. Keep your generator dry and safe during storms or intense sunlight.
•【Perfect Fit for Most Generators】: Available in multiple sizes, this generator cover ensures a snug fit for various generator models. Its universal design accommodates a wide range of generator brands.
•【Easy to Use & Secure】: The generator cover includes an adjustable drawstring to keep it securely in place, even during strong winds. Simple to put on and take off for hassle-free protection.
•【Versatile & Long-Lasting】: Whether stored outdoors or indoors, this generator cover provides year-round protection. The durable 600D Oxford fabric is tear-resistant and built to last, making it an excellent investment for your generator.

View offer on:

$19.99

Check Price

GENARMOR

GenArmor Generator Covers While Running, 100% Waterproof Heavy Duty Tarps Generator Tent, Portable Outdoor Generator Enclosure for Most 4000w~13000w Generators, Black

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•100% Waterproof Protection: A patented innovation from GenArmor independent design lab, ensuring the safety of your generator covers while running in any weather condition.
•Robust Integrated Design: Our unique design secures the frame and fabric with bolts, forming a sturdy one-piece unit. This ensures superior stability and resistance to strong winds, so you can trust it to remain stable without collapsing, even in adverse conditions.
•Long-lasting Durability: Weighs a hefty 14 pounds, the GenArmor generator tent is made from impressive heavy-duty tarpaulin and a sturdy metal frame. This robust construction ensures lasting durability, making it a smart investment for your generator.
•Quick and Easy Access: Designed for convenience, you can quickly refuel your generator and access the power panel in just seconds. This user-friendly feature ensures that you can maintain your equipment without hassle.
•Universal Compatibility: This generator running cover is compatible with most generators ranging from 4000w to 13000w. For specific models, please refer to the images in the product description to ensure a perfect fit for your generator.
•Worry-Free Warranty and Service: We stand behind our product with a 5-year worry-free warranty, complemented by fast and reliable customer service. Enjoy peace of mind knowing that support is available by simply contacting GenArmor Amazon customer service.

View offer on:

$109.98

$139.96

-21%

Check Price

Westinghouse

Westinghouse Outdoor Power Equipment WGen Generator Cover - Universal Fit For Portable Generators Up to 9500 Rated Watts

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Universal Fit Generator Cover Protects Your Open Frame Generator from Dust, Dirt, Moisture, and UV Damage
•Made with Highly Durable Synthetic Polyester Fiber and Quality High-Density Stitching
•Drawstring Allows for a Tight and Secure Fit
•Fits Open Frame Generators Rated Up to 9500 Running Watts
•Specifically Designed for the Following Westinghouse Portable Generators: WGen2000, WGen3600v, WGen3600, WGen3600DF, WGen5500, WGen6000, WGen7500, WGen7500DF, WGen9500, and WGen9500DF
•Dimensions: 28. 5 x 24. 5 x 25 inches
•Power Source Type: Gas Powered

View offer on:

$20.13

Check Price

REHOYEE

Waterproof Generator Covers for Outside, Heavy Duty Thicken 900D Polyester Fabric Portable Generator Covers Universal Fits for Most Generators 5000-10000 Watt, Black (32"L x 24"W x 24"H)

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•✅ Perfect Fit for 5,000W–10,000W Generators – Designed at 32"L x 24"W x 24"H, this universal cover fits most gas/inverter generators. Pro Tip: Measure your generator first! Multiple sizes available for 3,000W–15,000W models.
•✅ Ultra-Durable & Weatherproof Protection – Made of heavy-duty 900D Oxford fabric, this cover resists rain, wind, UV rays, and tearing—keeping your generator safe in harsh conditions.
•✅ Reinforced for Long-Lasting Use – Double-stitched seams + thickened fabric ensure durability, while the adjustable elastic hem keeps the cover snug and secure, even in strong winds.
•✅ Quick & Easy to Use – Slip it on or off in seconds! Important: Never use while the generator is running—safety first!
•✅ A Must-Have for Generator Owners – Extend your generator’s lifespan by shielding it from rain, snow, dust, and sun damage—an affordable way to prevent costly repairs!

View offer on:

$26.99

Check Price

Alloxity

Alloxity Generator Covers, Portable Generator Cover 32”Lx24”Wx24”H, Sturdy Generator Cover for Outdoor Generators 5000-10000 Watt, Universal fit for Most Generators-Black

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Unsurpassed in Compatibility & Not for Running Generator: compatible with outdoor generators of 5000-10000 Watt. Please measure the dimension of your generator before purchasing:
•fit for Harbor Freight Predator 9500/9000/8750/8000/7250/6500, Westinghouse WGen9500/WGen6000/DF7500, Honda EM5000is/EU7000is, Briggs and Stratton 5500, Generac generator GP5500/8500/10000, Powerhorse 9000, Champion 6250, Duromax 10000EH,Pulsar G12KBN
•Unbeatable in Snow & Water: Alloxity generator covers are elaborately constructed from strengthened 600D Oxford fabric with a 3-layer construction design. Industrial-level coatings are also specially applied to the fabric to make it unbeatable in all inclement weathers. Moreover, waterproof sealing tape seamlessly attach to and fully cover the cover seams to prevent water from seeping in;
•Outstanding Windproof Locking System: Adjustable buckle straps & hem cord make Alloxity generator covers easy to be tightened and adjusted to better fit outdoor generators. Also, the Velcro straps that ties up to the generator metal pole are well-designed details to secure Alloxity generator covers on different outdoor generators;
•More Convenient Design for Easier Use: The flap panel with hook & loop fastener not only enables an easy open & close of the cover but also allows people to move around their outdoor generators without the needs of taking the generator cover off. Alloxity generator cover’s reinforced handle allows an easy installation & removal. The roomy pocket on the generator cover can be used to store small tools for daily use;

View offer on:

$19.99

Check Price

ZHOUZHOU

Generator Cover Waterproof, 600D Polyester with Elastic Drawstring While Running Outdoors, Weather/UV Resistant Generator Cover for Universal Portable Generators 3800-6500 Watt (26''L x 20''W x 20''H)

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•【Premium Material】: The generator cover is made of heavy duty material 600D oxford fabric with PVC coating, protect your generator from rain, snow, dust, wind and UV rays, give your generator all weather protection.
•【Universal Fit】: There are more sizes for you to choose, 26X20X20 inch fit for most generators 3000-5000 Watt， please measure your generator before purchasing in order to buy the one fits perfectly.
•【Waterproof & windproof】: The durable material is good for waterproof, there are buckle straps and drawstring at the bottom, just tight it when suffer heavy wind so that it won’t be blown away.
•【Storage Pocket 】: A large capacity tool bag is designed on the cover, you can store some small accessories, such as power cord, oil funnel, dipstick and so on.
•【Easy to Put On and Off】: As you can see from the image, the cover has velcro in the front, you can put on and off it easily with the velcro design.

View offer on:

$10.98

Check Price

📊

📈 How we rank

With our cutting-edge technology, we examine thousands of products and retailers, assessing reviews, ratings, trends, and sales rankings to identify what matters most to users like you.

Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.