Unistrut 1-5/8'' x 1-5/8'' HDG Slotted Channel, 12 Gauge

Standard 1-5/8" x 1-5/8" Unistrut channel built for fast installs and long-term corrosion resistance. This 12 gauge steel slotted strut features a Hot-Dip Galvanized (HDG) finish for outdoor, rooftop, coastal, and damp-environment applications where pre-galv just doesn’t hold up.

The 2" on-center slot pattern gives you consistent mounting points and easier alignment when building trapeze supports, equipment frames, conduit runs, rack support, and cross-bracing.

Key Features

• Material: Steel
• Finish: Hot-Dip Galvanized (HDG) for corrosion protection
• Profile: 1-5/8" x 1-5/8" standard strut channel
• Gauge: 12 ga
• Slot Type: Slotted (consistent mounting pattern)
• Overall Length: 10 ft

Slot / Hole Pattern

• Slot Spacing: 2" (center-to-center)
• Slot Size: 9/16" W x 1-1/8" L
• Hole Size: 9/16" x 1-1/8"
• Hole Spacing: 2" center-to-center

Common Uses

• Conduit and pipe support
• Trapeze hangers and threaded rod builds
• Rooftop equipment frames, bracing, and mounts
• Rack support, cross-bracing, and general structural mounting
• Electrical, mechanical, telecom, and industrial applications

Need matching hardware? Pair with standard 1-5/8" strut nuts, spring nuts, brackets, clamps, and fittings for a complete mounting system.