Hubbell S1PTAVFITJ System-One Fire Rated Poke-Through Electrical Box (R4). SystemOne, Fire-Rated Poke-Through, AV Series, Through Floor Fitting Only, 3/4" EMT for Power and 1½" EMT for Data, with Junction Box.
eBay
The box is designed for easy installation and features a rectangular shape, with a black color and made of ABS/plastic and plastic materials.
eBay
eBay
Recessed Floor Electrical Outlet Kit,With 4 15A Receptacle+1 5V 2.1A USB Charging Ports+2-Port RJ45 Datacom Receptacle，Waterproof Electrical Outlet Covcer Box,Silver. Product composition:Recessed stainless steel Floor Electrical Outlet Box,with 4 15A Receptacle+1 5V 2.1A USB Charging Ports+2-Port RJ45 Datacom Receptacle.
eBay
Open box
eBay
The LEW Electric 812-DFB Wood Floor Box is a high-quality outlet box designed for interior use. Made of brass and cast iron, this round box features a gold finish and is waterproof, making it suitable for various electrical applications. With two outlets, this floor box is ideal for providing power in a convenient and stylish manner. The Lew Electric brand ensures reliability and durability in electrical equipment and supplies, making this product a practical and attractive choice for any project.
eBay
The Pass & Seymour Floor Box Assembly is a 1-gang electrical box designed for floor mounting.
eBay
Hidden Design: Its lid can be embedded with flooring or tiles (not included), making it look like a part of the ground when not in use, maintaining a unified and harmonious spatial sty le. This hidden floor socket box may be the solution you need.
eBay