ABB - Installation Products 664-SC - Two Gang Recessed Service Floor Box, 90 Cubic Inches, Length 10-1/4 Inches, Width 4-11/16 Inches, Depth 3-3/4 Inches, Four 3/4 Inch and Four 1 Inch and 1-1/4 Inch Concentric Knockouts, Electro-Galvanized Steel, Delivers Power, Communications and Data from Standard Conduit with No Exposed Service Fittings
ABB - Installation Products

664-SC

UPC: 785991618822


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Overview

The ABB 664-SC Two Gang Recessed Service Floor Box is a heavy-duty, electro-galvanized steel solution engineered for commercial and industrial environments where power, communications, and data distribution must remain organized, secure, and accessible. This floor box delivers a 90 cubic inch capacity in a compact footprint measuring 10-1/4 inches in length, 4-11/16 inches in width, and 3-3/4 inches in depth, making it ideal for installations requiring multiple conduit entries without sacrificing floor space. Designed for recessed installation, the 664-SC integrates seamlessly into flooring systems while keeping all service fittings concealed beneath the surface. It features four 3/4-inch, four 1-inch, and four 1-1/4-inch concentric knockouts, allowing installers to select the optimal conduit entry size for each application. The electro-galvanized steel construction provides corrosion resistance and structural integrity, ensuring long-term reliability in high-traffic areas such as offices, data centers, hospitals, and industrial facilities. This floor box supports standard conduit systems, eliminating the need for exposed service fittings and reducing trip hazards. Its welded construction and durable finish make it suitable for both new construction and retrofit projects. The 664-SC is manufactured in the USA by ABB Installation Products, a trusted name in electrical infrastructure solutions. With its combination of capacity, flexibility, and durability, the 664-SC is the right choice for professionals who demand precision and performance in their electrical installations.
  • 90 cubic inch capacity for multiple power, data, and communication connections
  • Four 3/4-inch, four 1-inch, and four 1-1/4-inch concentric knockouts for flexible conduit routing
  • Electro-galvanized steel construction for corrosion resistance and durability
  • Recessed design with concealed service fittings for safety and clean installation
  • Compact dimensions: 10-1/4" L x 4-11/16" W x 3-3/4" D for space-efficient flooring integration

Specifications

Application
Multiple service floor box that deliver power, communications and data from standard conduit with no exposed service fittings
Cable Entry
Knockouts
Cubic Capacity
90 in3
Knockouts
True
Material
Stamped Steel
Material
Electro-Galvanized Steel
Mounting Type
Recessed
Series
664
Size
10-1/4" x 4-11/16" x 3-3/4", 90 cu. in.
Special Features
Hinged floor plate is steel reinforced for superior load bearing and provides easy access to devices
Standard
UL E2969 / UL E2969
Type
Recessed Service
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
3.520 L
Package Weight (Metric)
1.597 kg
Two Gang Recessed Service Floor Box, 70 Cubic Inches, Length 10-1/4 Inches, Width 4-11/16 Inches, Depth 2-7/8 Inches, 3/4 Inch and 1 Inch Knockouts, Cast Iron, Delivers Power, Communications and Data from Standard Conduit with No Exposed Service Fittings

664 S

Two Gang Recessed Service Floor Box, 70 Cubic Inches, Length 10-1/4 Inches, Width 4-11/16 Inches, Depth 2-7/8 Inches, 3/4 Inch and 1 Inch Knockouts, Cast Iron, Delivers Power, Communications and Data from Standard Conduit with No Exposed Service Fittings
Two Gang Shallow Flush Service Floor Box, 52 Cubic Inches, Length 7-1/4 Inches, Width 5-1/2 Inches, Depth 2-5/8 Inches, 1/2 Inch 3/4 Inch and 1-1/4 Inch Knockouts, Galvanized Steel, For Power or Communications/Data

742S

Two Gang Shallow Flush Service Floor Box, 52 Cubic Inches, Length 7-1/4 Inches, Width 5-1/2 Inches, Depth 2-5/8 Inches, 1/2 Inch 3/4 Inch and 1-1/4 Inch Knockouts, Galvanized Steel, For Power or Communications/Data
Single Gang Flush Service Floor Box, 47 Cubic Inches, Length 4-11/16 Inches, Width 4-1/4 Inches, Depth 2-3/4 Inches, 1/2 Inch 3/4 Inch Knockout, Galvanized Steel, For Power or Communications/Data

68 S

Single Gang Flush Service Floor Box, 47 Cubic Inches, Length 4-11/16 Inches, Width 4-1/4 Inches, Depth 2-3/4 Inches, 1/2 Inch 3/4 Inch Knockout, Galvanized Steel, For Power or Communications/Data
Two Gang Recessed Service Floor Box, 90 Cubic Inches, Length 8-13/16 Inches, Width 4-11/16 Inches, Depth 3-5/8 Inches, 3/4 Inch and 1-1/4 Inch Knockouts, Galvanized Steel, Wiring Device Duplex and or Data/Voice

663-SC

Two Gang Recessed Service Floor Box, 90 Cubic Inches, Length 8-13/16 Inches, Width 4-11/16 Inches, Depth 3-5/8 Inches, 3/4 Inch and 1-1/4 Inch Knockouts, Galvanized Steel, Wiring Device Duplex and or Data/Voice
Single Gang Deep Flush Service Floor Box, 60 Cubic Inches, Length 4-11/16 Inches, Width 4-1/4 Inches, Depth 3-5/8 Inches, 1/2 Inch 3/4 Inch and 1 Inch Knockouts, Galvanized Steel, For Power or Communications/Data

68 D

Single Gang Deep Flush Service Floor Box, 60 Cubic Inches, Length 4-11/16 Inches, Width 4-1/4 Inches, Depth 3-5/8 Inches, 1/2 Inch 3/4 Inch and 1 Inch Knockouts, Galvanized Steel, For Power or Communications/Data
Single Gang Flush Service Box, 23 Cubic Inches, Opening Diameter 3 Inches, Length 5-3/4 Inches, Depth 2-3/4 Inches, 1/2 Inch and 3/4 Inch Knockouts, Cast Iron, For Single Short-Strap Receptacles or Communications

88 S

Single Gang Flush Service Box, 23 Cubic Inches, Opening Diameter 3 Inches, Length 5-3/4 Inches, Depth 2-3/4 Inches, 1/2 Inch and 3/4 Inch Knockouts, Cast Iron, For Single Short-Strap Receptacles or Communications
Recessed Floor Box, Volume 29 Cubic Inches, Diameter 6.05 Inches, Depth 6.048 Inches, Knockout Size 1/2 Inch, Finish Brass, Material Galvanized Steel

78WRB

Recessed Floor Box, Volume 29 Cubic Inches, Diameter 6.05 Inches, Depth 6.048 Inches, Knockout Size 1/2 Inch, Finish Brass, Material Galvanized Steel
Recessed Three-Gang Poke Through, Cover Diameter 8 Inches, Core Drill Size 6 Inches, Depth 11-1/2 Inches, Knockout Size 1 Inch, Finish Brass, Box Material Steel

RPT6-3G-BRSC

Recessed Three-Gang Poke Through, Cover Diameter 8 Inches, Core Drill Size 6 Inches, Depth 11-1/2 Inches, Knockout Size 1 Inch, Finish Brass, Box Material Steel
Four Gang Recessed Service Floor Box, 128 Cubic Inches, 13 Inches Square, Depth 3 Inches, Galvanized Steel, 3/4 Inch 1 Inch and 1-1/4 Inch Knockouts, Delivers Power, Communications and Data from Standard Conduit with No Exposed Service Fittings

667-SC

Four Gang Recessed Service Floor Box, 128 Cubic Inches, 13 Inches Square, Depth 3 Inches, Galvanized Steel, 3/4 Inch 1 Inch and 1-1/4 Inch Knockouts, Delivers Power, Communications and Data from Standard Conduit with No Exposed Service Fittings
Device Plate for Recessed Service Floor Box, Galvanized Steel, 2 GFI Receptacles, For use with 667 Boxes

667-2G

Device Plate for Recessed Service Floor Box, Galvanized Steel, 2 GFI Receptacles, For use with 667 Boxes
Three Gang Shallow Flush Service Floor Box, 78 Cubic Inches, Length 7-1/4 Inches, Width 5-1/2 Inches, Depth 2-5/8 Inches, 1/2 Inch 3/4 Inch and 1-1/4 Inch Knockouts, Galvanized Steel, For Power or Communications/Data

743S

Three Gang Shallow Flush Service Floor Box, 78 Cubic Inches, Length 7-1/4 Inches, Width 5-1/2 Inches, Depth 2-5/8 Inches, 1/2 Inch 3/4 Inch and 1-1/4 Inch Knockouts, Galvanized Steel, For Power or Communications/Data
Recessed Three-Gang Poke Through, Cover Diameter 8 Inches, Core Drill Size 6 Inches, Depth 11-1/2 Inches, Knockout Size 1 Inch, Finish Aluminum, Box Material Steel

RPT6-3G-ALMC

Recessed Three-Gang Poke Through, Cover Diameter 8 Inches, Core Drill Size 6 Inches, Depth 11-1/2 Inches, Knockout Size 1 Inch, Finish Aluminum, Box Material Steel

How to Install the 664-SC Floor Box

This guide provides step-by-step instructions for installing the 664-SC floor box, including mounting, wiring, and activation procedures.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Level

Supplies needed:

Leveling screws, Conduit, Concrete cover, Device panels

  1. Install leveling screws

    Install the leveling screws supplied with the box and place the box on a firm support.

  2. Attach conduit

    Attach conduit in the appropriate knockout (K.O.) or tapped holes as required to meet your wiring needs. Ensure that device panels are installed prior to using the center K.O.'s.

  3. Level and secure the box

    Level the floor box to the desired height using the leveling screws and secure it to the form or ground.

  4. Prepare for concrete pour

    Ensure the temporary concrete cover is securely in place prior to the concrete pour.

  5. Activate the box

    After the concrete has cured, locate the box and remove any concrete covering cap. Remove the concrete cover to expose the inside of the box.

  6. Install device panels

    Attach the device(s) to the selected panel(s) as per the catalog and install the panel(s) in the box.

  7. Complete wiring

    Install all wiring and devices in accordance with the National Electric Code and all local codes.

  8. Attach the cover

    Attach the 664-CST cover (ordered separately) to complete the installation.

Frequently Asked Questions about ABB - Installation Products

How are Thomas and Betts products typically installed?

Thomas and Betts products are installed using a variety of methods tailored to specific applications, including the use of flexible cords and cable fittings, non-metallic cable glands, and armored cable fittings. Proper selection of fittings is crucial to match the cable type and installation environment, ensuring durability and preventing physical damage. Tools such as the Blackburn® Comfort Crimp® and HEX-FLEX® systems enhance installation efficiency and reliability, reducing labor time and ensuring secure connections.

What accessories are available for Thomas and Betts products?

Thomas and Betts offers a comprehensive range of accessories for their products, including various cord and cable fittings, non-metallic cable glands, service entrance cable fittings, and armored cable fittings. Their accessories are designed to enhance installation efficiency and ensure compatibility with different cable types and environmental conditions, providing reliable connections for a wide array of applications.

What environmental ratings do Thomas and Betts products have?

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What are the key features of Thomas and Betts products?

Thomas and Betts products are known for their innovative designs, high performance, and compliance with industry standards such as the National Electrical Code and Underwriters' Laboratories. They offer a comprehensive range of rugged and reliable electrical fittings, including liquidtight and dust-tight connections, which enhance installation efficiency and reduce overall project costs. Their products are engineered for durability in harsh environments, ensuring long-term reliability and lower installed costs.

What are the main product lines offered by Thomas and Betts?

Thomas and Betts offers a comprehensive range of product lines including electrical connectors, cable management systems, grounding and bonding solutions, and industrial automation components. Their products are designed for durability and reliability in demanding industrial environments, ensuring optimal performance and safety across various applications.

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What industries and applications are Thomas and Betts products used for?

Thomas and Betts products are utilized across various industries including electrical construction, industrial automation, telecommunications, and utilities. Their extensive range of cord and cable fittings, electrical boxes, and metal framing systems are designed for applications that require durability and reliability in harsh environments, ensuring optimal performance in both permanent and temporary installations.

What certifications and standards do Thomas and Betts products comply with?

Thomas and Betts products comply with critical international certifications including UL (Underwriters Laboratories), CSA (Canadian Standards Association), and CE (European Community). Our products are designed to meet rigorous industrial standards such as NEMA enclosure ratings and IEC 60529 IP ratings, ensuring safety and reliability across various industrial applications.

What are the main product lines offered by Ocal?

Ocal offers a comprehensive range of corrosion-resistant conduit systems, including PVC-coated conduit and fittings, conduit bodies, hazardous location fittings, and strut accessories. Their products are designed to provide superior corrosion protection, featuring a hot-dipped galvanizing process and UL listed Type 4X PVC-coated conduit bodies, ensuring durability in the most demanding environments.