
Contact for Pricing
Minimum Qty: 25
Multiplier: 25
*Contact for lower quantities*
Overview
- 42 cubic inch capacity with 4-11/16" square x 2-1/8" deep dimensions
- Pre-galvanized steel construction with welded seams for durability
- 1/2" and 3/4" eccentric knockouts for flexible cable entry
- Includes metal stud bracket and armored cable clamp (C-3)
- 10-1/2" #12 AWG solid wire pigtail for grounding
Specifications
Application | For use with armoured cable/ metal cable |
Cable Entry | Knockouts |
Color | Gray |
Connection Type | Armored Cable Clamp (C-3) |
Cubic Capacity | 42 in3 |
Cubic Capacity | 688258.2 mm3 |
Depth | 2-1/8 in |
Height | 4-11/16 in |
Material | Steel |
Material | Pre-Galvanized Steel |
Mounting | Bracket |
Mounting Type | Stud Bracket |
Number Of Outlet | 1 |
Series | 72171M |
Size | 4-11/16 Inches Height x 4-11/16 Inches Width x 2-1/8 Inches depth |
Size | 42 Cubic Inches, 4-11/16 Inches Square x 2-1/8 Inches Deep |
Special Features | Fits all apparatus covers and is available in all box sizes |
Standard | UL E2969 / UL E2969 |
Standard | UL E2969 |
Type | eFab |
Width | 4-11/16 in |
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) | 1.200 L |
Package Weight (Metric) | 0.544 kg |

52171MSXP
Square Box, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inch Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, Welded Construction, Metal Stud Bracket, 10-1/2 Inch #12 AWG Solid Ground Wire Pigtail, and Armored Cable Clamp (C-3), For use with armored/metal clad cable.
72151MSXP
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, 10-1/2 Inch #12 AWG Solid Wire Pigtail, and Armored Cable Clamp (C-3), For use with Armored/Metal Clad Cable
52171 1P
Square Box, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inches Deep, 1 Inch Knockouts, Pre-Galvanized Steel, Welded Construction, with 10-1/2 Inch #12 AWG Solid Ground Wire Pigtail, For use with Conduit
52151CV1234EP
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, with CV Bracket and 10-1/2 Inch #12 AWG Solid Ground Wire Pigtail, For use with Conduit
52171CV1234EP
Square Box, 30.3 Cubic Inches, 4 Inch Square x 2-1/8 Inches Deep, 1/2 Inch and 3/4 Inch Eccentric Knockouts, Pre-Galvanized Steel, Welded Construction, with CV Bracket Mounted Flush and 10-1/2 Inch #12 AWG Solid Ground Wire Pigtail, For use with Conduit
54151 1234 P
Octagon Box, 15.8 Cubic Inches, 4 Inch Diameter x 1-1/2 Inches Deep, 1/2 Inch and 3/4 Inch Knockouts, Pre-Galvanized Steel, Drawn Construction, 10-1/2 Inch #12 AWG Solid Ground Wire Pigtail, For use with ConduitFrequently Asked Questions
What is the installation method for the MS bracket boxes?
The MS bracket boxes feature a patented snap-in-place design that requires no tools or screws for installation onto metal studs.
Are the MS bracket boxes compatible with standard device covers?
Yes, the MS bracket boxes accept all standard device covers and tile rings.
What sizes of conduit does the 72171-MSXP accept?
The 72171-MSXP accepts conduit sizes of 3/4E on each side and 3/4E on the bottom.
What is the unique feature of the center mark locator?
The center mark locator window enables accurate positioning of the bracket boxes during installation.
What is the benefit of the bracket design?
The patented bracket design has teeth that sink into the stud for a secure installation.
Can the MS bracket boxes be mounted on both sides of a stud?
Yes, the MS bracket boxes can be mounted to both the open and closed sides of a stud.
What is the maximum stud depth for side support?
The side support provided accommodates stud depths up to 4 inches.
What is included with the MS series bracket boxes?
The MS series bracket boxes are equipped with Steel City eccentric knockouts.
How many MS bracket box models are available?
There are nine MS bracket box models plus 21 pre-assemblies available.
What is the packaging quantity for the 72171-MSXP?
The 72171-MSXP is packaged in quantities of 25.
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.

