HDG Galvanized Perforated Cable Tray Solid Bottom For IT Equipment Rooms Data Centers

galvanized perforated cable tray

1. Product Summary

A Galvanized Perforated Cable Tray is a classic, cost-effective, and versatile solution for open-style cable management. Constructed from mild steel sheet that undergoes a Hot-Dip Galvanizing (HDG) process, it provides robust mechanical strength and reliable corrosion protection. The defining feature is its pattern of perforations along the base and/or sides, which promotes superior ventilation, heat dissipation, and easy cable identification. It is the industry-standard choice for general-purpose cable support in commercial buildings, data centers, industrial plants (non-corrosive areas), and telecommunications infrastructure, offering an optimal balance of strength, durability, and value.

2. Product Description

As a staple in cable management systems, the Galvanized Perforated Cable Tray delivers proven performance through a simple yet effective design. Its zinc coating, applied via the hot-dip process, creates a metallurgical bond to the steel, forming a durable barrier against rust and oxidation in standard industrial and indoor atmospheres.

The strategically placed perforations are key to its functionality, allowing heat to escape from cables, preventing overheating, and improving overall system safety and efficiency. This open design also facilitates easier visual inspection and adds less weight compared to solid-bottom trays.

It is an incredibly versatile product, available in multiple styles to suit various load and application requirements, from light-duty IT cabling to heavy-duty power distribution.

Core Advantages:

• Proven Durability & Corrosion Resistance: The hot-dip galvanized coating provides long-lasting protection against rust in typical environments.

• Excellent Ventilation & Heat Dissipation: Perforations allow air to circulate freely around cables, reducing heat buildup and extending cable life.

• Lightweight & Easy to Install: Lighter than solid steel trays, with perforations that simplify cable tie-down and allow for quick visual identification of cable runs.

• High Strength & Load Capacity: The steel construction supports substantial loads over long spans, making it suitable for dense cable bundles.

• Cost-Effective Solution: Offers the best balance of performance and price for a wide range of non-corrosive applications.

Main Product Styles:

• Ladder-Type with Perforated Rungs: The most common type, offering maximum strength, ventilation, and accessibility.

• Solid-Bottom Tray with Perforations: Provides a continuous support surface for smaller cables while still offering ventilation benefits.

• Ventilated Trough: Features a ventilated base with solid or wire-mesh sides for additional cable retention.

Typical Applications:

• Commercial Office Buildings & Data Centers

• Light Industrial Manufacturing Facilities

• Power Plants (indoor, non-corrosive areas)

• Telecommunications & IT Equipment Rooms

• Warehouse & Retail Distribution Centers

3. Product Details

 

 

Item	Specification Details
Base Material	Cold-rolled mild steel sheet (typically ASTM A1008 or equivalent).
Corrosion Protection	Hot-Dip Galvanized (HDG) per ASTM A123, with a standard minimum zinc coating weight of 610 g/m². Electro-galvanized (EG) options available for lighter-duty applications.
Perforation Pattern	Standard staggered holes (e.g., 10mm diameter). Various patterns (round, square, slot) and percentages (open area) are available to meet specific ventilation or EMI shielding requirements.
Standard Widths	50mm (2"), 100mm (4"), 150mm (6"), 200mm (8"), 300mm (12"), 450mm (18"), 600mm (24"), 900mm (36").
Standard Depths/Heights	50mm (2"), 75mm (3"), 100mm (4"), 150mm (6").
Standard Lengths	3 meters (10 ft) is common; 6-meter lengths are also available.
Load Rating & Classes	Rated per NEMA VE 1 or BS EN 61537. Available in Light, Medium, Heavy, and Extra-Heavy Duty classes, with load-span tables provided for standard supports (1.5m, 3m, 6m).
Connection System	Galvanized steel splice plates, bolts, nuts, and washers. Drop-out bolt systems are often used for faster assembly. Full range of bends, tees, and reducers available.
Surface Finish	Standard spangled zinc finish. Can be powder-coated post-galvanizing for specific color coding (e.g., orange for fiber, blue for data).
Compliance Standards	Manufactured to comply with NEMA VE 1, BS EN 61537, ASTM A123, and UL 1569 (for ladder-type).
Additional Options	Pre-galvanized steel, stainless steel fasteners, painted finishes, and various side rail configurations (e.g., with inward flanges).