Eaton TP403MSBPF Square Outlet Box - NEC/CEC
Part Number: TP403MSBPF
Quick Summary
The Eaton TP403MSBPF square outlet box protects electrical connections in industrial enclosures. Engineers often struggle with limited space and grounding integrity when using welded steel boxes. This model is designed for Ordinary/Non-Hazardous Locations and conforms to NEC/CEC standards, delivering reliable performance where safety and compliance matter most. With a 4" box footprint, 30.3 cubic inches of capacity, and welded steel construction, it supports robust conductor management. The integrated ground screw with pigtail and MSB mounting option help streamline installations, reduce field labor, and improve grounding continuity across control panels and junction points. This combination translates to faster commissioning and lower lifecycle costs for your electrical infrastructure projects.
Product Information
Extended Description
TP403MSBPF Eaton: Eaton Crouse-Hinds series outlet box, (2) 1/2", (2) 1/2", (1) 3/4" E, 4", MSB, Conduit (no clamps), Welded, 2-1/8", Steel, (8) 1/2",(4) 1/2", (1) 3/4" E, Includes ground screw with pigtail lead, 30.3 cubic inch capacity
Product Name
Eaton Crouse-Hinds series square outlet box
Catalog Number
TP403MSBPF
UPC
662279081168
Product Length/Depth
4 in
Product Height
2.13 in
Product Width
4 in
Product Weight
1.09 lb
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Box size
4"
Capacity
30.3 cubic in
Depth
2-1/8"
Conduit/cable
Conduit (no clamps)
Bracket style
MSB
Construction
Welded
Side knockouts
(8) 1/2 in, (4) 1/2 in, (1) 3/4 in E
Bottom Knockouts
(2) 1/2 in, (2) 1/2 in, (1) 3/4 in E
Material
Steel
Special features
Includes ground screw with pigtail lead
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-inch square box with 30.3 cubic inch capacity; Business Impact: Maximizes conductor capacity while maintaining compact enclosure footprints, enabling more efficient panel layouts; Application: Control panels and equipment junctions in non-hazardous environments. Feature: Welded steel construction; Business Impact: Delivers durable protection against mechanical damage and service life extension in industrial settings; Application: High-vibration or rugged environments where enclosure integrity is critical. Feature: MSB bracket style and side/bottom knockouts; Business Impact: Simplifies mounting and conduit routing, reducing installation time and potential leaks or pull-through issues; Application: Field installations with multiple conduit entry options. Feature: Conduit (no clamps) design; Business Impact: Reduces clutter and clamps inventory, enabling cleaner, faster wiring in standard installations; Application: Routine non-hazardous site work. Feature: Grounding screw with pigtail lead; Business Impact: Ensures reliable grounding paths and reduces rework for grounding continuity; Application: NEC/CEC-compliant grounding in electrical cabinets. Feature: Material and certification alignment; Business Impact: Supports code-compliant, durable enclosures with predictable maintenance cycles; Application: Industrial automation panels and electrical infrastructure deployments.
Get a Quick Quote for a Eaton TP403MSBPF
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton TP403MSBPF?
Enquire Now
FAQs
The TP403MSBPF uses conduit entries with no clamps and includes MSB bracket mounting along with multiple knockouts. This design simplifies routing, reduces clutter, and speeds up wiring in control panels while maintaining reliable protection for conductors in non-hazardous locations.
This is a 4-inch square outlet box with a 4 x 4 inch footprint, 2-1/8 inch depth, and a total capacity of 30.3 cubic inches. It weighs about 1.09 pounds and is constructed from welded steel for durability in industrial environments.
No. The TP403MSBPF is rated for Ordinary/Non-Hazardous Locations under NEC/CEC standards. It is not designed for hazardous or explosive atmospheres and should be selected for non-hazardous industrial enclosures only.
It aligns with NEC/CEC standards and is intended for Ordinary/Non-Hazardous Locations. UL certifications for related components may apply, and documentation is available in catalog and datasheet resources to support compliance during inspections.
The combination of welded steel construction, ground screw with pigtail, MSB mounting, and 30.3 cubic inch capacity reduces rework, speeds installation, and improves grounding reliability. These factors translate into shorter commissioning times, lower maintenance costs, and stronger code-compliant protection for critical control and power circuits.