Eaton TP454MSB Square Outlet Box - NEC/CEC Compliant
Part Number: TP454MSB
Quick Summary
The Eaton Crouse-Hinds square outlet box TP454MSB is designed to protect and organize electrical connections in industrial enclosures. Users often face space constraints, mismatched clamps, and nonstandard knockouts that derail installation schedules. This box meets NEC/CEC requirements and UL certifications, while its ordinary/non-hazardous area rating helps simplify compliance. Combined with welded steel construction and a 22 cu in capacity, it supports reliable, code-compliant wiring in rugged environments. In practice, contractors gain faster installs and safer enclosures, with scalable knockouts and MSB bracket compatibility.
Product Information
Extended Description
TP454MSB Eaton: Eaton Crouse-Hinds series Square Outlet Box, (1) 1/2", 4", MSB, 4, AC/MC clamps, Welded, 1-1/2", Steel, (4) 1/2", (2) 1/2", (1) 3/4" E, 22.0 cubic inch capacity
Product Name
Eaton Crouse-Hinds series square outlet box
Catalog Number
TP454MSB
UPC
662279019017
Product Length/Depth
4 in
Product Height
1.5 in
Product Width
4 in
Product Weight
0.91 lb
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Box size
4"
Capacity
22 cubic in
Depth
1-1/2"
Conduit/cable
AC/MC clamps
Bracket style
MSB
Construction
Welded
Side knockouts
(4) 1/2 in, (2) 1/2 in, (1) 3/4 in E
Bottom Knockouts
(1) 1/2 in
Cable knockouts
4
Material
Steel
Crouse-Hinds series 4-Inch Steel Square Boxes and Covers catalog page
4-Inch Steel Square Outlet Boxes, Covers, Extension Rings UL certification
4-Inch Steel Square Outlet Boxes, Covers, Extension Rings UL certification
Steel Outlet Boxes for Electrical Systems
Steel Outlet Boxes for Electrical Systems
Feature: Welded steel construction provides rigidity and corrosion resistance for harsh environments. Business Impact: reduces maintenance cycles and extends enclosure life, lowering total cost of ownership. Application: ideal for a 4-inch square box in industrial panels and rugged indoor/outdoor installations. Feature: 22 cubic inches of interior capacity with a 4" x 4" footprint and 1-1/2" depth. Business Impact: enables simpler splicing, more connectors, and fewer field upgrades, boosting wiring efficiency. Application: supports complex control circuits and multi-conductor runs in machine rooms and process areas. Feature: Conduit entry options with AC/MC clamps and multiple knockouts (side and bottom). Business Impact: flexible wiring routes reduce labor time and misrouting, cutting installation costs. Application: scalable wiring layouts in motor control centers, panel assemblies, and sensor networks. Feature: MSB bracket compatibility and welded construction. Business Impact: straightforward mounting and vibration resistance improve reliability in demanding environments. Application: standardizes part integration across Eaton Crouse-Hinds enclosures and factory automation gear. Feature: NEC/CEC compliant with UL listing and ordinary/non-hazardous area classification. Business Impact: accelerates compliance approvals and mitigates risk for code violations. Application: suitable for general industrial facilities, process plants, and commercial facilities requiring durable steel square boxes.
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FAQs
The TP454MSB provides AC/MC clamps and four side knockouts plus bottom knockouts, enabling flexible conduit routing. The 1-1/2 inch depth and 4 inch length/width accommodate multiple conductors, simplifying field wiring and reducing the need for additional accessories or modification.
Yes. The box is rated for Ordinary/Non-Hazardous Locations and is NEC/CEC compliant with UL certification, ensuring it meets common building and electrical codes. This reduces approval time and enhances safety in standard industrial settings.
The TP454MSB offers 22 cubic inches of interior capacity, with four 1/2 inch side knockouts, two additional 1/2 inch side knockouts, one 3/4 inch E knockout, and a bottom 1/2 inch knockout. This configuration supports versatile wiring layouts and ample connector space.
Absolutely. Welded steel construction provides durability, while the MSB bracket compatibility and pre-defined knockouts shorten mounting and wiring times. The 4" square footprint aligns with standard enclosures, reducing deviations and facilitating faster procurement and installation.
Official materials include the Crouse-Hinds steel square boxes and covers catalog page, UL certification pages for 4-Inch Steel Square Outlet Boxes, and the Steel Outlet Boxes for Electrical Systems spec sheets. These resources support installation planning, compliance checks, and supplier qualification.