
Contact for Pricing
Overview
- 8 cubic inch capacity for compact installations
- 4-inch diameter x 1/2-inch depth footprint
- 7/8-inch knockouts for flexible conduit integration
- Includes lag screws and V clamp for vibration-resistant mounting
- Non-metallic construction resists corrosion, moisture, and chemicals
Specifications
Application | UL classified for 2 hour fire wall and or fire ceiling |
Color | Black |
Cubic Capacity | 8 in3 |
Cubic Capacity | 131096.8 mm3 |
Depth | 1/2 in |
Diameter | 4 in |
Diameter | 101.6 mm |
Material | Non-Metallic |
Number Of Outlet | 1 |
Size | 4 Inches Diameter x 1/2 Inch depth |
Standard | UL E11461 |
Standard | UL E11461 / UL E11461 |
Type | Fan Boxes |
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) | 0.180 L |
Package Weight (Metric) | 0.082 kg |

56111 CFB
Round Ceiling Fan Box, 6 Cubic Inches, 4 Inch Diameter, 1/2 Inch Knockouts, Pre-Galvanized, Drawn Construction, with Plastic Romex Connector Included
3-O-B-1/2
Octagon Box, 11.8 Cubic Inches, 3-1/2 Inch Diameter, 1-1/2 Inch Deep, 1/2 Inch Knockouts, Galvanized Steel, Flat Bracket Offset 1/2 Inch from Face
410-LC
Pancake Box, 5.5 Cubic Inches, 4 Inch Diameter, 1/2 Inch Deep, Galvanized Steel, Furnished with Two Loom Clamps for Non-Metallic Cable with 10/32 Deep Slotted Screws and Two 8/32 x 1/2 Inch Screws in Ears
3-O-LCE
Octagon Box, 11.8 Cubic Inches, 3-1/2 Inch Diameter, 1-1/2 Inch Deep, 1/2 Inch Knockouts, Galvanized Steel, Flat Bracket Offset 1/2 Inch from Face, Non-Metallic Cable Clamps (LC), Two Ears, One on Each of Two Opposite Sides
3-O-SPL
Octagon Box, 11.8 Cubic Inches, 3-1/2 Inch Diameter, 1-1/2 Inch Deep, 1/2 Inch and 3/4 Inch Knockouts, Galvanized Steel, For Use with Conduit
541511/23/4-30
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, For use with Conduit, pack of 30
54151 N
Octagon Box, 15.8 Cubic Inches, 4 Inch Diameter x 1-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Drawn Construction, with Non-Metallic Cable Clamps (C-5), For use with Non-Metallic Sheathed Cable
541511/2-30
Octagon Box, 15.8 Cubic Inches, 4 Inch Diameter x 1-1/2 Inches Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel, Drawn Construction, For use with Conduit, pack of 30Frequently Asked Questions
What is the capacity of the ABB CFB-858 ceiling fan box?
The ABB CFB-858 has an 8 cubic inch capacity, suitable for compact installations.
What are the dimensions of the ABB CFB-858 ceiling fan box?
The ABB CFB-858 measures 4 inches in diameter and 1/2 inch in depth.
What type of knockouts does the ABB CFB-858 have?
The ABB CFB-858 features 7/8-inch knockouts for conduit integration.
What mounting hardware is included with the ABB CFB-858?
The ABB CFB-858 includes lag screws and a V clamp for vibration-resistant mounting.
Is the ABB CFB-858 compatible with non-metallic sheathed cable?
Yes, the ABB CFB-858 is designed for use with non-metallic sheathed cable.
What applications is the ABB CFB-858 suitable for?
The ABB CFB-858 is suitable for residential, commercial, and light industrial ceiling fan installations.
Is the ABB CFB-858 suitable for outdoor installations?
The non-metallic construction resists moisture and chemicals, making it suitable for humid or outdoor-adjacent areas.
What is the maximum load capacity for the ABB CFB-858?
The ABB CFB-858 is designed for standard ceiling fan mounting hardware; specific load ratings are not provided in the source data.
How to Install the CFB-858 Ceiling Fan and Fixture Box
This guide provides step-by-step instructions for mounting and wiring the CFB-858 ceiling fan and fixture box securely.
Estimated time: 30m
Tools needed:
Screwdriver, Drill, Wire strippers
Supplies needed:
#12 x 5/8” screws, #12 x 2” screws, Mounting brackets
- Position the box
Position and press the CFB-858 box firmly against the joist where it will be mounted.
- Secure the box
Fasten the preinstalled #12 x 5/8” screw near the center of the box to secure it to the joist.
- Drill pilot holes
Drill 1/8" diameter pilot holes through the two oval slots on the box to prepare for mounting.
- Install the bracket
Pull out the two #12 x 2” long screws and use them to install the fan or fixture bracket through the oval slots into the drilled holes.
- Mount the fan or fixture
Mount the fan or fixture onto the installed bracket and make the electrical connections according to local electrical codes and the instructions provided with the fan or fixture.
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.