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Minimum Qty: 10
Multiplier: 10
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Overview
- Pre-assembled for rapid installation
- Durable 4-inch square pre-galvanized steel box (2-1/8" deep)
- Includes 18-inch vertical mounting bracket for secure placement
- 3/4-inch raised cover accommodates two devices
- Pre-installed pigtail simplifies wiring connections
Specifications
Color | Gray |
Knockouts | True |
Material | Steel |
Mounting | Bracket |
Type | eFab |
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) | 1.700 L |
Package Weight (Metric) | 0.771 kg |

171-SV18-14
Pre-assembly with 18 inch vertical mounting bracket, 4 inch pre-galvanized steel square box, box depth-2-1/8 inch, 3/4 inch raised one device box cover and pre-installed pigtail.
171-SV18-13
Pre-assembly with 18 inch vertical mounting bracket, 4 inch pre-galvanized steel square box, box depth-2-1/8 inch, 1/2 inch raised one device box cover and pre-installed pigtail.
52151 MSX P
Square Box, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, MS Bracket, #12 AWG Solid Ground Wire Pigtail, and Armored Cable Clamp (C-3), For Use with Armored/Metal Clad Cable
171MS1458
Pre-assembly with 'MS' bracket 4 inch pre-galvanized steel square box, box depth-2-1/8 inch with 5/8 inch raised one device box cover and pre-installed pigtail.
151-SV18-17
Pre-Fabricated, Two Gang Outlet Box, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 and 3/4 Inch Eccentric Knockouts, Galvanized Steel, 1/2 Inch Raised Box Cover, with 10-1/2 Inch Grounding #12 AWG Solid Ground Wire Pigtail and 18 Inch Vertical Mounting Bracket, For Use with Conduit
171-SV18-1458
Pre-assembly with 18 inch vertical mounting bracket, 4 inch pre-galvanized steel square box, box depth-2-1/8 inch, 5/8 inch raised one device box cover and pre-installed pigtail.
171-SV18-1858
Pre-Fabricated, Two Gang Outlet Box, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inch Deep, 1/2 and 3/4 Inch Eccentric Knockouts, 5/8 Inch Raised Box Cover, with Grounding #12 AWG Solid Ground Wire Pigtail and 18 Inch Vertical Mounting Bracket, For Use with Conduit
72171MSX1858
Pre-Fabricated, Two Gang Outlet Box, 42 Cubic Inches, 4-11/16 Inches Square x 2-1/8 Inches Deep, 1/2 Inch Knockouts, Galvanized Steel, 5/8 Inch Raised Device Box Cover, Metal Stud Bracket, Armored Cable Clamp (C-3) and 10-1/2 Inch Pigtail
171MSXADJ
Pre-assembly with 'MS' bracket 4 inch pre-galvanized steel square box with C-3 armored cable clamp, box depth-2-1/8 inch. 1/2 inch to 1-1/2 inch one device adjustable mud ring and pre-installed pigtail.
72151MSP
Square Box, 29.5 Cubic Inches, 4-11/16 Inches Square x 1-1/2 Inches Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, Welded Construction, with Metal Stud Bracket and 10-1/2 Inch #12 AWG Solid Wire Pigtail, For use with Conduit
151-SH2346-17
Pre-Fabricated, Two Gang Outlet Box, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 and 3/4 Inch Eccentric Knockouts, Galvanized Steel, 1/2 Inch Raised Box Cover, with 10-1/2 Inch Grounding #12 AWG Solid Ground Wire Pigtail and Box to Stud Bracket, For Use with Conduit
52151V1234P
Square Box, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, SV Bracket Mounted Flush, 10-1/2 Inch #12 AWG Solid Ground Wire Pigtail, For use with ConduitFrequently Asked Questions
What is the depth of the 521911234RD box?
The 521911234RD box is 31⁄2 inches deep.
What is the capacity of the 521911234RD box?
The 521911234RD box has a capacity of 46 cubic inches.
What is the standard packaging quantity for the box?
The standard packaging quantity for the 521911234RD box is 24.
What types of knockouts are available?
The box includes (4) 1⁄2" & 3⁄4" combo knockouts on each side and bottom.
What materials are used in the 521911234RD box?
The box is made from high-quality Steel City® components.
What types of devices can the box accommodate?
The box can accommodate both 4" and 4 11⁄16" outlet boxes.
What is the purpose of the cable support in the mounting bracket?
The built-in cable support secures cable 6 inches above the box, satisfying NEC® code requirements.
Is the 521911234RD box suitable for fire alarm systems?
Yes, the red-painted version is designed for quick identification of life-safety electrical systems.
What is the installation height for the T Bracket?
The T Bracket provides a fixed height of 18 inches for installation.
What is the purpose of the locator tab on the T Bracket?
The locator tab helps locate installed boxes that may be hidden by wall coverings.
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?
Thomas and Betts products feature robust environmental ratings, including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications, as well as IEC 60529 IP66 protection. These ratings ensure that their products are designed to withstand harsh industrial environments, with capabilities to resist dust, water, and corrosion, and operate effectively in a wide temperature range.
What communication protocols do Thomas and Betts products support?
Thomas and Betts products support a wide range of industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, and others. This extensive compatibility ensures seamless integration and reliable communication across various industrial automation systems, catering to diverse application needs.
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.
What technical support does Thomas and Betts offer?
Thomas and Betts offers comprehensive technical support, including access to field application engineers for onsite training and installation assistance. Their technical support staff is available to address inquiries related to product specifications and installation practices, ensuring optimal performance and safety of electrical systems. Additionally, they provide a variety of training programs to enhance the knowledge and skills of users in the field.
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.