Eaton TP449 Square Outlet Box - 4in Steel, NEC/CEC
Part Number: TP449
Quick Summary
TP449 Square Outlet Box by Eaton protects wiring terminations in 4-inch steel enclosures for industrial control panels. Installing reliable, code-compliant boxes that fit NM cables and endure tough factory conditions is a common challenge. This box is NEC/CEC compliant and UL-listed for ordinary/non-hazardous locations, providing regulatory alignment and safer installations. Its 22 cu in capacity, welded steel construction, NM clamps, VMS bracket, and multiple knockouts support flexible wiring and faster panel assembly, reducing project lead times and maintenance costs. Ideal for factory automation, machine enclosures, and utility equipment installations, the TP449 delivers robust, long-term value in industrial environments.
Product Information
Extended Description
TP449 Eaton: Eaton Crouse-Hinds series Square Outlet Box, (1) 1/2", 4", VMS, 4, NM clamps, Welded, 1-1/2", Steel, (2) 1/2", (1) 1/2", (1) 3/4" E, 22.0 cubic inch capacity
Product Name
Eaton Crouse-Hinds series square outlet box
Catalog Number
TP449
UPC
786189104493
Product Length/Depth
4 in
Product Height
1.5 in
Product Width
4 in
Product Weight
0.85 lb
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Box size
4"
Capacity
22 cubic in
Depth
1-1/2"
Conduit/cable
NM clamps
Bracket style
VMS
Construction
Welded
Side knockouts
(2) 1/2 in, (1) 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
The TP449 combines a 4-inch steel square box with welded construction to deliver a durable housing that protects terminations in industrial panels, improving reliability and reducing field maintenance. The inclusion of NM clamps simplifies code-compliant wiring and minimizes rework during panel assembly, lowering installation time and potential violations. A VMS bracket provides versatile mounting options, enabling quicker alignment in tight spaces and easier retrofits in existing equipment. Side and bottom knockouts—including four cable knockouts—offer flexible routing for conduits and cables, supporting diverse wiring schemes without compromising enclosure integrity. With a 22 cubic inch capacity and compact 1-1/2 inch depth, TP449 supports splice and connector density while maintaining clear access for electricians. Regulatory compliance with NEC/CEC and UL certification reduces risk in regulated facilities, while its steel construction suits harsh industrial environments.
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FAQs
Begin by selecting a mounting surface that accepts a 4" square box. Use the VMS bracket for flexible orientation, attach with appropriate fasteners, and route NM cables through the clamps. Connect conductors and use the side knockouts for wiring and the bottom knockout for conduit if needed. Ensure all terminations are within the 22 cu in capacity.
TP449 is a 4" square steel outlet box with welded construction, 1-1/2" depth, and a 22 cubic inch capacity. It uses NM clamps for wiring, includes a VMS mounting bracket, and provides four cable knockouts plus multiple side knockouts (two 1/2", one 1/2", one 3/4" E) and a bottom 1/2" knockout.
Yes. The TP449 is NEC/CEC compliant and UL-listed for ordinary/non-hazardous locations, supporting regulatory conformity in typical industrial settings. It features welded steel construction, NM clamps for safe cable entry, and a robust 4" square form factor designed for reliable terminations in factory environments.
Absolutely. The 22 cubic inch capacity, NM clamps, and VMS mounting provide reliable wiring and flexible installation for control panels and automation cabinets. The box supports multiple wiring configurations with side and bottom knockouts, enabling efficient space utilization and quicker assembly in machine enclosures.
TP449 includes NM clamps and a VMS bracket for mounting. It features side knockouts (two 1/2", one 1/2", one 3/4" E) and a bottom knockout (1/2"), plus four cable knockouts for varied wiring schemes. This combination enables flexible routing and straightforward, code-compliant installations in 4" square boxes.