AST5403R

Overview

The AST5403R is a Type 1 splitter trough manufactured by nVent Hoffman, designed for indoor electrical panel organization. Constructed from mild steel with a gray powder-coated finish, it measures 60 inches in length, 10 inches in width, and 6 inches in depth. The unit supports a current rating of 175/400 A and accommodates three wires. It features a solid design intended to facilitate efficient wire management within industrial enclosures.

Feature Summary

• Type 1 rated construction suitable for indoor environments
• Mild steel material with durable gray powder-coated finish
• Three-wire capacity supporting high-amperage applications

Applications

• Indoor electrical panel assembly
• Industrial control cabinet wiring management
• Splitter trough installation for cable routing

Procurement Notes

Verify the specific amperage rating requirements against your system design, as specifications list both 175 A and 400 A ratings. Confirm that the Type 1 rating aligns with your indoor environmental conditions. Ensure the 60-inch section length fits your enclosure layout. Check for compatibility with existing mounting hardware and verify the manufacturer source is nVent Hoffman.

Selection Notes

Select this model when a 60-inch splitter trough is required for indoor panels. The Type 1 rating limits usage to protected indoor areas only. Consider the 10x6 inch cross-section for adequate wire space. Verify the 3-wire configuration meets your circuit needs. The gray powder-coated steel offers standard durability for general industrial use.

Part Context

This component belongs to the nVent Hoffman line of enclosure accessories. Splitter troughs are essential for organizing conductors within larger assemblies. The AST5403R provides a standardized solution for distributing wires across multiple circuits. It complements other Hoffman enclosure products to create complete panel systems.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.