Large Outdoor Electrical Box 13.5 x 9.5 x 5.5 in - Weatherproof

In this review of the Large Outdoor Electrical Box, the bottom line is straightforward: this is a practical, no-fuss weatherproof container for keeping outdoor power connections safe from dust and light moisture. It is aimed at homeowners and decorators who need to protect extension cords, timers, surge protectors and larger adapters without complex installation. The reviewer found the roomy interior and multiple cable ports make it easy to organize bulky plugs, while the improved triple rubberized gaskets and solid latches provide a noticeable increase in protection for seasonal lights, garden pumps and outdoor electronics.

Key Features

• Large storage space: The external size of 13.5 x 9.5 x 5.5 in and five cable ports accommodate power strips, timers and bulky adapters without crowding.
• IP54 waterproof protection: Triple rubberized waterproof gaskets help seal various cable types including 12/14/16 gauge and flat cables to reduce ingress of dust and splashes.
• Tool-free setup: No electrical installation is required; cables are clamped inside and the box can be mounted or left freestanding for flexible placement.
• Secure locking: The included safety combination lock and solid latches keep curious hands and pets away from live connections, adding a layer of child safety.
• Durable construction: Made from high-quality PP material, the box is built to resist outdoor wear and includes glow-in-the-dark warning labels for night visibility.
• Mounting options: Two wall mounting holes and four bottom fixing holes plus expansion screws allow it to be hung on a wall or fixed to a floor or post.

Who It's For

The Large Outdoor Electrical Box is best for homeowners, landscapers and event decorators who need a straightforward way to protect outdoor electrical connections for lawn tools, holiday lighting, pool equipment and outdoor speakers. It suits situations where protection from splashes, sand and dust is important but full submersion resistance is not required.

It is less appropriate for applications requiring a higher waterproof rating or electronic enclosures with active cooling or integrated surge suppression. For constant heavy exposure to rain or permanent underground wiring, a higher-rated enclosure or professional installation should be considered.

Pros & Cons

Pros

• Roomy interior and five cable ports make it easy to house power strips and large adapters.
• Triple rubberized gaskets improve resistance to water and dust compared with basic boxes.
• Includes mounting hardware and a combination lock for secure, flexible placement.
• Glow-in-the-dark labels and sturdy PP construction aid safety and durability outdoors.

Cons

• IP54 rating protects against splashes and dust but is not intended for full immersion or constant heavy rain exposure.
• The box is large; users with minimal cabling may find it bulkier than necessary.

Specifications

External size	13.5 x 9.5 x 5.5 in
Cable ports	5 ports
Waterproof rating	IP54
Material	High-quality PP
Included hardware	4 expansion screws and safety combination lock
Mounting	2 wall holes and 4 bottom fixing holes

Our Verdict

The Large Outdoor Electrical Box is a sensible, affordable solution for protecting seasonal lights, garden tools and outdoor electronics where splash and dust resistance is needed. Its generous interior, reliable gaskets and included lock make it good value for homeowners and decorators who want a simple, durable protective enclosure without professional installation.

Frequently Asked Questions

Is this box fully waterproof?
It has an IP54 rating, which protects against dust and splashes but not full immersion in water.

Can large adapters and power strips fit inside?
Yes, the 13.5 x 9.5 x 5.5 in interior and five cable ports are designed to accommodate power strips, timers and large adapters.

Does it come with mounting hardware?
Yes, the product includes four expansion screws and a safety combination lock and has holes for wall or floor mounting.