Best Weatherproof Electrical Boxes of 2026

Harry Stack Avatar
Harry Stack
Last Updated: Jan 24, 2026

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Weatherproof electrical boxes are essential for outdoor electrical installations. These boxes are designed to protect electrical connections and devices from moisture, rain, and other environmental factors. They are typically made of durable materials such as PVC or aluminum and feature gasketed covers to keep out water and debris. Weatherproof electrical boxes are available in a variety of sizes and configurations to accommodate different types of electrical equipment and wiring. Whether you are installing outdoor lighting, a security camera, or an electric vehicle charging station, a weatherproof electrical box is a must-have to keep your electrical connections safe and reliable.

At a Glance: Our Top Picks

YETLEBOX Waterproof Electrical Box Cover #TOP 1
YETLEBOX Waterproof Electrical Box
ftb score rating icon 9.8
Flemoon Large Outdoor Electrical Box Cover #TOP 2
Flemoon Large Outdoor Electrical Box
ftb score rating icon 9.7
Hrensaw Medium Weatherproof Electrical Box Cover #TOP 3
Hrensaw Medium Weatherproof Electrical Box
ftb score rating icon 9.5

Top 10 Weatherproof Electrical Boxes

YETLEBOX Waterproof Electrical Box

a21472c1-a5e9-4357-99c8-8f0685992f22
Grey
YETLEBOX Waterproof Electrical Box Cover
YETLEBOX Outdoor Waterproof Electrical Box Junction Box Weatherproof IP67 ABS Plastic Enclosure Switch Router Project Box Electronics DIY Enclosure With Mounting Plate Wall Bracket Grey 8.6"x6.6"x4.3"

The YETLEBOX Outdoor Box is designed for easy installation and versatility. With its included mounting plate and stainless steel wall brackets, you can securely attach your devices or boards with minimal effort. It boasts an impressive IP67 waterproof rating, ensuring your electrical equipment stays safe from dust and moisture, making it ideal for both indoor and outdoor use. The simple hinged cover and durable stainless steel latches allow for effortless access while enhancing waterproof performance. Plus, you can easily customize the box for various DIY projects without worrying about cracking, thanks to its sturdy construction.

What We Like
Easy installation
IP67 waterproof rating
Durable materials
Customizable for DIY
#TOP 2

Flemoon Large Outdoor Electrical Box

7003
Black
Flemoon Large Outdoor Electrical Box Cover
Flemoon Large Outdoor Electrical Box (12.5 x 8.5 x 5 inch), IP54 Waterproof Extension Cord Cover Weatherproof, Protect Outlet, Plug, Socket, Timer, Power Strip, Holiday Light Decoration, Black

The Flemoon Large Outdoor Electrical Box is a heavy-duty reinforced PP material extension cord cover that is designed to protect outdoor power strips, timers, outlets, plugs, sockets, and many other electrical connections. With a large size of 12.5 x 8.5 x 5 inches and 6 cable entry ports, it is ideal for a wide range of outdoor & indoor applications, including lawn and garden power tools, Christmas holiday lighting, landscape decorations, pool pumps, fountains, fish ponds, patio heaters, air conditioners, security cameras, and more. The box is IP54 waterproof, easy to install, and comes with a 100% satisfaction guarantee, 45-day money-back, and 18-month hassle-free replacement.

What We Like
Excellent waterproof protection
Spacious interior for multiple devices
Sturdy and durable build
Easy to use and install
#TOP 3

Hrensaw Medium Weatherproof Electrical Box

HM001
Black
Hrensaw Medium Weatherproof Electrical Box Cover
Hrensaw Medium Outdoor Electrical Box(10.6x5.5x4.5inch),Weatherproof Connection Box w/6 Cable Entry,IP54 Waterproof Extension Cord Cover Protect Power Strip,Timer,Plug,Holiday Lights,Black

The Hrensaw Weatherproof Box is designed to keep your outdoor electrical connections safe and secure. Its luminous safety warning label glows in the dark, helping you avoid accidental contact, especially with pets and children. Built from heavy-duty materials, this box is rated IP54 for waterproofing and can withstand extreme temperatures and heavy weights. The strong sealing features, including multiple snaps and rubber gaskets, ensure that your cables remain protected from rain, snow, and dirt. You’ll appreciate the versatility of installation, as it can be placed flat or hung on a wall, making it convenient for various setups.

What We Like
Weatherproof protection
Sturdy construction
Easy installation
Spacious interior
Secure cable sealing
#TOP 4

Flemoon Medium Outdoor Waterproof Electrical Box

Flemoon-PC-Medium
Black
1 Pack
Flemoon Medium Outdoor Waterproof Electrical Box Cover
Flemoon Medium Outdoor Electrical Box (11.5x5.2x4 inch), IP54 Waterproof Extension Cord Cover w/6 Cable Entry Ports, Weatherproof Connection Box for Power Strip, Timer, Plug, Holiday Lights, Black

The Flemoon Outdoor Electrical Box is designed to keep your outdoor power connections safe and dry. Its medium size fits most outdoor power strips, giving you room to protect your cords from the elements. The box includes padlock holes, so you can secure it and keep children and pets away from potentially dangerous plugs. It has six cable entry ports, each sealed with rubber gaskets to prevent water from entering, ensuring your cords stay dry and functional. Made from heavy-duty reinforced material, this box is built to withstand rain, snow, dust, and dirt, making it a reliable choice for outdoor use.

What We Like
Weatherproof protection
Sturdy construction
Excellent customer service
Easy installation
Multiple size options
#TOP 5

Hrensaw Outdoor Electrical Box

HS001
Black
Small
Hrensaw Outdoor Electrical Box Cover
Hrensaw Small Weatherproof Electrical Connection Box(Inner 5.5 x 3 x 2.2inch),Outdoor Electrical Box,Waterproof Extension Cord Covers for Plug, Extension Cables, Holiday Lights,Black

Hrensaw Weatherproof Outlet Box is an excellent outdoor electrical box designed to protect your power strips, surge protectors, plug-in timers, and extension cords from rain, snow, water, and dirt. Made with a heavy-duty PP material box and subjected to strict waterproof and freezing tests, this outlet box can withstand extreme conditions. The innovative latch makes it easy to open, and when closed, the sealing kit ensures a tight fit around the power cord, preventing the intrusion of rain and dust. With its extra thick plastic body and silicone weatherproof seals, this electrical box guarantees superior electrical safety. It can be placed on the floor or hung on the wall, making it ideal for a wide range of outdoor applications. Hrensaw also offers friendly after-sales service with a 6-month refund or exchange policy and a 2-year warranty.

What We Like
Weatherproof protection
Durable build quality
Compact and unobtrusive design
Easy installation
Good seal for cords
#TOP 6

Flemoon Large Outdoor Waterproof Electrical Box

7003-WH
White
Flemoon Large Outdoor Waterproof Electrical Box Cover
Flemoon Large Outdoor Electrical Box (12.5 x 8.5 x 5 inch), IP54 Waterproof Outdoor Extension Cord Cover Weatherproof, Protect Outlet, Plug, Socket, Timer, Power Strip, Holiday Light Decoration, White

The Flemoon Outdoor Electrical Box is designed to keep your outdoor power connections safe and dry. It meets important safety standards, so you can trust it to protect your electrical setup. Its large size and multiple cable entry points let you easily organize and cover power strips, timers, and extension cords, which is great for holiday decorations or outdoor tools. The box is IP54 rated, meaning it resists water and dust, helping you avoid electrical hazards even in bad weather. Made from strong, heavy-duty material, it stands up to rain, snow, and dirt, giving your outdoor connections reliable protection all year round.

What We Like
Safety certifications
Large size with multiple ports
Waterproof IP54 rating
Durable heavy-duty material
Easy to mount and use

QILIPSU Waterproof Outdoor Junction Box

QL-281913AGH
Grey Cover
11.2"x7.7"x5.1"
QILIPSU Waterproof Outdoor Junction Box Cover
QILIPSU Junction Box IP67 Waterproof Plastic Electrical Enclosure Outdoor Weatherproof Project Electric Box with Mounting Plate, Wall Brackets, Hinged Grey Cover 11.2"x7.7"x5.1"

The QILIPSU Waterproof Outdoor Junction Box is a sturdy and durable electrical enclosure made of premium ABS material. It has an IP67 waterproof and weatherproof design that provides excellent protection against harsh environmental conditions. The included mounting plate and 304 stainless steel brackets allow for easy installation and convenient wall mounting. The hinged cover with stainless steel latches provides easy access for maintenance and operation. With an easily drillable and moldable design, this junction box is perfect for DIY projects. Its dimensions are 11.2"x7.7"x5.1" (285x195x130mm).

What We Like
Durable and impact-resistant ABS material
IP67 waterproof and weatherproof design
Easy installation and wall mounting with included plate and brackets
#TOP 8

H HUNLEE Outdoor Extension Cord Box

2516b43c-4ec2-4e71-b801-b6d583dc75d8
Black
H HUNLEE Outdoor Extension Cord Box Cover
Outdoor Extension Cord Box, Large Waterproof Electrical Cord Box (9.05x6.61x2.67inch) Cable Connection Safety Protector Cover IP54 Water-resistant for Power Strip, Holiday Light and Decorations, Black

The H HUNLEE Cord Box is designed to keep your outdoor electrical connections safe and organized. With its spacious interior, you can easily fit multiple plugs and extension cables. The user-friendly design features nine entry ports, allowing you to connect various cables in different directions, perfect for your holiday lights or garden tools. Simply open the four latches to place your cables inside, and you’re good to go! This box is also weatherproof, making it suitable for both indoor and outdoor use, so you can confidently protect your electrical connections year-round.

What We Like
Large capacity
Multiple cable entry ports
User-friendly latching system
Weatherproof design
#TOP 9

YETLEBOX Waterproof Electrical Box with Mounting Plate

P220
Grey
YETLEBOX Waterproof Electrical Box with Mounting Plate Cover
YETLEBOX Waterproof Outdoor Electrical Box Junction Box Weatherproof IP67 ABS Plastic Enclosure Switch Router Project Box with Mounting Plate with Wall Bracket 2 Cable Glands Grey 8"x6"x4.3"

The YETLEBOX Waterproof Electrical Box is a durable enclosure for both indoor and outdoor applications. It features an IP67 waterproof grade, which keeps all your electrical equipment safe and dry. The simple hinged cover design makes it easy to open and close. Made of high quality ABS plastic, it is durable and impact-resistant, ensuring long lasting protection for your projects. It comes with a mounting plate, 2 cable glands, and 4 stainless steel wall brackets. The outer size of the enclosure is 8.7"x6.7"x4.3" (220x170x110mm).

What We Like
Waterproof enclosure
Included mounting back plate
Durable solid plastic material
Ample space for wiring
Compact design for installations
#TOP 10

OUTDSPLY Medium Outdoor Waterproof Electrical Box

OUTDSPLY
DE-OUTD-ECC-MBK
Black
OUTDSPLY Medium Outdoor Waterproof Electrical Box Cover
OUTDSPLY Medium Outdoor Electrical Box (11.6x5.2x4.1 inch), IP54 Waterproof Extension Cord Cover w/ 6 Cable Entry, Weatherproof Connection Box for Power Strip, Plug, Timer, Holiday Lights, Black

The OUTDSPLY Outdoor Electrical Box offers a spacious interior, designed to fit power strips up to 10.2 inches long, making it perfect for bulky adapters and multiple plugs. Its IP54 waterproof rating ensures your connections stay safe from rain, snow, dust, and extreme temperatures, providing reliable protection in harsh weather. The box supports various cable types, securely holding wires between 12 and 16 gauge with six rubber-sealed ports, which prevent cables from tangling or overcrowding. Plus, it includes anti-slip straps and reusable ties to keep cords organized and secure, helping you avoid tripping hazards and maintain a tidy setup.

What We Like
Spacious interior
IP54 waterproof protection
Supports multiple cable sizes
Secure cord management
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What type of electrical box to use outside?

For outdoor environments or indoor damp/wet locations, weatherproof electrical boxes are recommended. These boxes come in one- and two-gang configurations for outlets and switches, as well as round configurations for light fixtures. They are specifically designed to withstand the elements and protect electrical connections.

2. How do you weatherproof an outdoor electrical box?

To weatherproof an outdoor electrical box, you can install a weatherproof cover. These covers have grooves that allow extension cords to exit from the bottom while keeping the box protected. It is important to consult with an electrician to ensure the proper configuration of the cover based on your specific needs.

3. Can you have an electrical box outside?

Yes, you can have an electrical box outside, but it must be a weatherproof box with a suitable cover. If the outlet is protected from direct weather exposure, such as under a porch roof, a weatherproof cover rated for damp locations is required. If the outlet is directly exposed to weather and moisture, a different type of weatherproof cover is needed.

4. Do outdoor electrical boxes need to be metal?

While metal electrical boxes are commonly used, they can be replaced with plastic boxes if non-metallic cables are used. However, it's important to note that plastic boxes may distort or crack under stress and can melt due to overheating. Consider the specific requirements and limitations of each type of box before making a choice.

5. What is the code for outdoor electrical box cover?

According to the National Electrical Code, receptacles in damp locations, such as under a porch roof, must have a weather-resistant cover suitable for damp conditions. Receptacles in wet locations, directly exposed to weather, must have a weather-resistant cover that is also "in-use" or weathertight.

6. Are outdoor outlets safe in rain?

It is not safe to use outdoor outlets during heavy rain or storms. Using electrical devices or appliances in adverse weather conditions increases the risk of electrical shock. It is important to prioritize safety and avoid using outdoor outlets in wet conditions.

7. Can you use PVC electrical box outside?

While PVC junction boxes may be acceptable for indoor outlet boxes, they may not be suitable for outdoor applications. Plastic junction boxes cannot be used with metal conduit, which is required for certain types of electrical installations. It is important to choose an appropriate enclosure for outdoor use based on the specific requirements of the installation.

Editor's Notes

During our weatherproof electrical boxes research, we found 24 weatherproof electrical boxes products and shortlisted 10 quality products. We collected and analyzed 74,454 customer reviews through our big data system to write the weatherproof electrical boxes list. We found that most customers choose weatherproof electrical boxes with an average price of $19.49.

The weatherproof electrical boxes are available for purchase. We have researched hundreds of brands and picked the top brands of weatherproof electrical boxes, including YETLEBOX, Flemoon, Hrensaw, QILIPSU, H HUNLEE. The seller of top 1 product has received honest feedback from 89 consumers with an average rating of 4.9.

Written by
Harry Stack Avatar

Harry Stack owns a small hardware store, his career landed him a depth of knowledge in categories such as tools, equipment, machinery and hardware. In his spare time, he usually repairs furniture, safes and appliances, and he knows how to make simple repairs to plumbing or electrical fixtures. His hobbies also include woodworking and fishing.