Eaton TP4H 4-Inch Square Outlet Box - NEC/CEC
Part Number: TP4H
Quick Summary
The Eaton TP4H 4-Inch Square Outlet Box provides rugged, reliable enclosure for industrial control panels and electrical junctions. When installations demand flexible knockouts, grounded enclosures, and fast mounting, delays and rework can erode project margins. This box carries NEC/CEC compliance and UL certification for metal square boxes, with an Ordinary/Non-Hazardous location suitability that minimizes risk in standard plant environments. Built with welded steel, ground bump, and multiple knockouts, it supports quick wiring terminations and durable service in harsh environments, while maintaining compatibility with S brackets and single-bracket configurations. It’s a trustworthy choice for controlling cost and ensuring compliance in industrial electrical infrastructure projects.
Product Information
Extended Description
TP4H Eaton: Eaton Crouse-Hinds series 4" square outlet box, (2) 1/2", (2) 1/2"+ 3/4" E bottom KOs, Ground bump, S bracket, Single bracket, Welded, 2-1/8" depth, Steel, (8) 1/2", (4) 1/2" + 3/4" E side KOs, 30.3 cu in
Product Name
Eaton Crouse-Hinds series square outlet box
Catalog Number
TP4H
UPC
662277115629
Product Length/Depth
4 in
Product Height
3 in
Product Width
5 in
Product Weight
0.92 lb
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Box size
4"
Capacity
30.3 cubic inch capacity
Depth
2-1/8"
Bracket style
S
Construction
Welded
Box ground wire
Ground bump
Side knockouts
(8) 1/2", (4) 1/2" + 3/4" E side KOs
Bottom Knockouts
(2) 1/2", (2) 1/2"+ 3/4" E bottom KOs
Configuration
Single bracket
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: 4" square steel box with 30.3 cubic inch capacity and 2-1/8" depth. Business Impact: Provides ample space for complex terminations and wiring, reducing installation time and the need for rework. Application: Ideal for control panels and junction boxes in manufacturing environments. Feature: Welded construction and steel material. Business Impact: Delivers robust mechanical protection against impact and debris in harsh plant settings, extending service life. Application: Suitable for high-traffic automation zones and equipment enclosures. Feature: Ground bump for box grounding. Business Impact: Ensures reliable equipment grounding paths, lowering fault risk and improving safety compliance. Application: Essential for installations requiring metal-to-metal grounding in exposed environments. Feature: Side and bottom knockouts including (8) 1/2" side KOs and (2) 1/2" + 3/4" E bottom KOs. Business Impact: Maximizes wiring flexibility and reduces field modification cost. Application: Field terminations for power and control wiring in panel cavities. Feature: S bracket and single bracket configuration. Business Impact: Simplifies mounting and alignment, enabling faster assembly and back-to-back or staggered installations. Application: Common in compact control panels and equipment enclosures with limited mounting space. Feature: Material and finish: steel with welded construction. Business Impact: Delivers durable enclosure with predictable performance in standard industrial locations. Application: Widely used in ordinary/non-hazardous area installations across automation facilities.
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FAQs
Yes. The TP4H uses a single bracket configuration with an S bracket option, enabling straightforward mounting in tight panel spaces. Its 4" box size and 2-1/8" depth provide predictable fit, while the bracket system simplifies alignment and reduces installation time in back-to-back or adjacent panel assemblies.
The unit features (8) 1/2" side knockouts and (4) 1/2" + 3/4" E side knockouts, plus (2) 1/2" and (2) 1/2" + 3/4" E bottom knockouts. This variety supports multiple conduit routes and terminations, enabling neat, code-compliant wire management while minimizing field modification costs.
Yes. The TP4H is designed for Ordinary/Non-Hazardous Locations with NEC/CEC standards alignment, and UL certification is referenced in Eaton’s documentation for metal square outlet boxes. This combination provides robust regulatory compliance and reliability for industrial installations.
Typical uses include control panels, equipment enclosures, and junction boxes in manufacturing and processing facilities. The 30.3 cubic inch capacity, welded steel construction, and multiple knockouts make it suitable for wiring terminations in non-hazardous areas while supporting safe grounding and durable service life.
The TP4H is a 4" square box with 4" length, 3" height, and 5" width. It weighs 0.92 lb and has a 2-1/8" depth. These dimensions and weight simplify shipping calculations, on-site handling, and integration into compact panel designs.