Chief CMA-372 Offset Unistrut Adapter

Overview

The Chief CMA372 is an offset adapter designed for 1-5/8" Unistrut or U-channel installations, providing a reliable mounting solution that keeps cables neatly concealed. It features a 1-1/2" gap for cable management, allowing power and signal lines to pass through the pole and exit at the channel, which helps maintain a clean and serviceable setup. With a load capacity of up to 500 lbs, this adapter supports a wide range of ceiling-mounted equipment including projectors, displays, and speakers.

Key features

• Compatible with standard 1-5/8" Unistrut or U-channel for versatile installation options
• Built-in 1-1/2" cable management gap keeps wiring out of sight and organized
• Includes spring nuts and bolts for quick, secure attachment without extra hardware trips
• Accepts standard 1-1/2" NPT pipe, enabling flexible height adjustment to fit various setups
• Supports heavy loads up to 500 lbs, suitable for single devices or multi-component assemblies
• Compact dimensions (7.11 × 3.75 × 2.68 inches) fit well within commercial AV and retail environments

Key specs

• Compatibility: 1-5/8" Unistrut or U-channel
• Cable management gap: 1-1/2"
• Load capacity: up to 500 lbs
• Pipe thread size: standard 1-1/2" NPT
• Dimensions: 7.11 × 3.75 × 2.68 inches
• Included hardware: spring nuts and bolts

Connectivity and compatibility

This adapter integrates seamlessly with existing Unistrut or U-channel frameworks commonly found in commercial AV installations, retail signage, and educational auditoriums. Its compatibility with standard 1-1/2" NPT pipes allows installers to customize mounting heights easily, making it a flexible choice for various ceiling-mounted equipment.

Installation and setup

Installation is straightforward thanks to the included spring nuts and bolts, which secure the adapter firmly to the channel without requiring additional hardware. The offset design and cable management gap simplify routing power and signal cables, reducing clutter and improving accessibility for maintenance. This makes the CMA372 a practical option for contractors and integrators working on tight schedules or complex AV builds.

Ideal uses and environments

The CMA372 is well suited to commercial AV systems, retail digital signage, and school auditoriums where a clean, professional appearance and reliable support are essential. Facility managers and integrators who prioritize tidy cable management and efficient installation will find this adapter enhances both the aesthetics and functionality of their setups.