Avante A18S 18-Inch Active Subwoofer

The Avante Audio A18S is a powerful 18‑inch active subwoofer from the Achromic Series, designed for live events, venues, DJ setups, and install environments. It pairs high-impact low-end output with flexible control in a tour-friendly enclosure.

Outfitted with onboard DSP featuring an intuitive LCD interface and versatile presets (including normal, cardioid, and end‑fire alignment), the A18S delivers tight control and precise bass shaping. Rugged plywood construction and studio‑grade components ensure reliability in any pro audio setting.

Key Features

• Amplifier: 1600 W peak (500 W RMS) Class‑D
• DSP with LCD: Onboard EQ and presets including normal, cardioid, and end‑fire
• Frequency Range: 35 Hz − 150 Hz
• Max SPL (Peak @ 1 m): 127 dB
• Driver: 18″ woofer with 3″ voice coil
• Enclosure: 15 mm plywood with 1.5 mm steel grille
• Connectivity: 2× XLR/¼″ combo inputs; 2× XLR outputs
• Mounting: Ground-stack with included M20 threaded pole
• Power Consumption: 600 W at 120 V/60 Hz or 240 V/50 Hz
• Handling: Two side handles for ergonomic transport

Technical Specifications

• Dimensions: 26.1″ × 20.1″ × 25.5″ (662 × 510 × 647 mm)
• Weight: 73 lb (33.1 kg)

What's Included

• 1x Avante A18S active subwoofer unit
• 1x Threaded speaker pole (M20)
• 1x Power cable
• 1x Quick Start Guide and 2‑year (extendable to 3‑year) warranty