The CMX VC-C30F is a professional 30W volume control designed for reliable audio level adjustment in 100V line public address (PA) speaker systems. Featuring a 5-step rotary volume selector and an integrated 24V emergency relay, it provides precise local speaker volume control while automatically bypassing the volume setting during emergency announcements.

Built with a durable ABS enclosure, the VC-C30F is engineered for long-lasting performance and easy wall-mounted installation. The built-in 24V relay ensures compatibility with voice evacuation and fire alarm systems, allowing emergency paging signals to override the selected volume level so that important announcements are always audible.

Suitable for offices, schools, hospitals, hotels, shopping malls, commercial buildings, factories, and other public facilities, the VC-C30F delivers dependable performance and seamless integration into professional PA systems.

Key Features

• 30W volume control for 100V line PA systems
• 5-step rotary volume adjustment
• Built-in 24V relay for emergency override
• Durable ABS housing
• Automatic bypass during emergency broadcasts
• Smooth and reliable audio level control
• Easy wall-mounted installation
• Compact and elegant design
• Long-lasting and dependable performance
• Ideal for PA, voice evacuation, and fire alarm applications