Panduit PWB4X12EZ 4" x 12" Wire Basket Cable Tray

The Panduit PWB4X12EZ is a 4-inch by 12-inch steel wire basket tray engineered for high-density cable routing in data centers, connected buildings, and industrial automation environments. Electro zinc finish delivers corrosion resistance for installations in equipment rooms, above suspended ceilings, and in-plenum pathways. UL Classified as an Equipment Grounding Conductor per NEC 392.3(C) and 392.7(B), this tray eliminates the need for separate bonding jumpers at joints, simplifying Code-compliant installations. The EZ connection system supports tool-free or minimal-hardware joining to adjacent sections, accelerating deployment in tight retrofit spaces or new-build overhead pathway projects.

Key Features

4" x 12" steel wire basket with electro zinc corrosion-resistant finish

UL Classified as Equipment Grounding Conductor per NEC Sections 392.3(C) and 392.7(B)

EZ connection system for rapid field assembly and tray joining

Engineered for data center, connected building, and industrial automation cable routing

Compatible with Panduit wire basket mounting hardware and support accessories

2-piece carton packaging for contractor-efficient logistics

The 4-inch basket depth provides vertical clearance for Category 6A, fiber trunk, coax, and low-voltage control bundles while maintaining the 40% fill ratio recommended by BICSI. The electro zinc coating meets ASTM B633 corrosion resistance standards, qualifying the tray for use in non-climate-controlled telecom closets, above-ceiling pathways, and mechanical spaces where moisture or airborne contaminants are present. Unlike painted finishes that chip at cut edges or connection points, zinc plating offers edge-to-edge protection and maintains electrical continuity across the entire tray length—critical when the basket itself serves as the grounding path under NEC 392.7(B). The open-wire construction allows passive airflow around cable jackets, reducing heat buildup in high-density runs where PoE++, BMS control circuits, and IP camera home-runs share the same raceway.

The 12-inch width accommodates campus backbone fiber trunks, multi-building security system bundles, and aggregated access-layer drops in IDF-to-MDF vertical pathways. Installers working under J-hook retrofit scenarios often deploy this basket as a Code-compliant replacement for improvised cable supports, since the UL grounding classification eliminates the bonding jumper requirement that adds labor and inspection points to traditional cable tray joints. The EZ connection system—whether via snap-together couplers or low-profile splice plates—speeds installations in constrained plenums where ladder-rack drop-in couplings won't clear existing HVAC ductwork. Pair with Panduit PWB series mounting brackets, ceiling trapeze hangers, and wall-mount J-brackets to build engineered pathway systems that meet TIA-569 horizontal and backbone route separation standards.

This wire basket is built for integrators managing multi-trade coordination in new construction or infrastructure refresh projects where inspectors scrutinize grounding continuity, fill ratios, and material compliance. The electro zinc finish qualifies for above-ceiling plenum applications under UL2043, the steel construction supports expansion without thermal sag common in aluminum trays, and the Panduit ecosystem ensures compatible fittings, elbows, and tees are available for complex route geometries. When your project specification calls out wire basket by name and the AHJ requires grounding documentation at final inspection, this tray delivers the material cert, UL listing, and field-proven compatibility that keep the job moving.