Flemoon Large Outdoor Electrical Box with Transparent Lid

Our review of the Flemoon Large Outdoor Electrical Box finds it best suited for homeowners and contractors who need a simple, reliable enclosure to protect temporary outdoor electrical connections. The clear lid is the single biggest reason to buy: it lets light reach a dusk-to-dawn photocell timer and lets users inspect connections without opening the box. Built from reinforced PP with rubber gaskets and four clips, this enclosure aims to keep cords, power strips and plugs dry and visible while standing up to rain and sun.

Key Features

• Transparent lid: The clear cover allows a photocell light sensor to function normally and makes it easy to check wiring without opening the box.
• Large internal space: The roomy interior fits full-size power strips, timers, bulky adapters and many extension cord configurations for flexible outdoor use.
• IP54 protection: Four clips, rubber gaskets and a sealed top lid provide weather resistance against rain and dust for outdoor connections.
• Multiple cable entries: Six entry ports (four front, two side) accept various cable types and keep cords organized while maintaining a seal.
• Durable construction: Heavy-duty reinforced PP resists UV, water, snow and dirt to protect connections season after season.
• Easy installation: Dual mounting holes and simple clip clamps make it straightforward to hang on walls or set on patios.

Who It's For

The Flemoon box is ideal for homeowners who run seasonal lighting, operate pool pumps or power temporary outdoor devices and want a visible, weather-resistant enclosure that accepts full-size surge protectors and timers. It also fits RV owners and decorators who need a quick, sturdy solution to keep cords dry and accessible.

Those needing a permanent, fully submersible electrical enclosure or a hardwired junction box should look elsewhere; IP54 offers splash and dust protection but is not rated for full immersion or permanent indoor wiring installations where a certified hardwired enclosure is required.

Pros & Cons

Pros

• Large capacity holds power strips and bulky adapters, reducing the need to rearrange cords.
• Clear lid preserves photocell timer functionality and makes it easy to inspect connections without opening the box.
• Sturdy reinforced PP and rubber gasket sealing provide reliable weather resistance for outdoor use.
• Multiple entry ports and mounting holes make the box versatile for many installations.

Cons

• IP54 rating is water resistant but not waterproof for submersion, so it is not suitable for fully exposed or submerged applications.
• The box is designed for temporary cord connections; it does not include power strips, timers or plugs, which must be supplied separately.

Specifications

Brand	Flemoon
External dimensions	12.5 in x 8.5 in x 5 in
Inner dimensions	12 in x 7.4 in x 3.9 in
Cable entry ports	6 ports (front 4, side 2)
Material	Reinforced polypropylene (PP)
Protection rating	IP54 with rubber gaskets and 4 clips
Certifications	Conforms to UL50, UL50E and CSA C22.2 No. 94.1/94.2

Our Verdict

The Flemoon Large Outdoor Electrical Box is a practical, value-minded choice for anyone who needs a visible, weather-resistant enclosure for temporary outdoor power strips, timers and adapters. Its transparent lid, large internal space and durable construction make it especially useful for seasonal lighting, pool equipment and RV use; just be mindful that IP54 protects against splashes and dust, not full immersion.

Frequently Asked Questions

Will a full-size surge protector fit inside?
Yes, the internal space is designed to accommodate most full-size power strips and bulky adapters, as noted in the product dimensions.

Can the photocell timer work inside the box?
Yes, the transparent top lid allows light to pass through so a dusk-to-dawn photocell sensor will operate correctly inside the enclosure.

Is this box fully waterproof?
No, the box is rated IP54 for water resistance with seals and clips, which protects against splashes and dust but not prolonged submersion.