ELAC Concentro S 509 Floorstanding Speaker (Black High Gloss)

Overview

The ELAC 509-GB is a floorstanding speaker designed to deliver powerful and detailed sound for serious listeners. It features a 4-way system with ELAC’s JET 5 folded ribbon tweeter for clear high frequencies and a 5.1-inch aluminum midrange driver arranged in a concentric ring design to produce natural midrange tones. Four 7.1-inch side-firing woofers provide deep, distortion-free bass, covering a wide frequency range from 24 Hz to 50 kHz. With power handling from 60 to 600 watts, this speaker suits a variety of music genres and home theater setups.

Its trapezoidal shape and black high gloss finish offer a refined look that fits well in modern or traditional living spaces. The sturdy bottom assembly enhances stability and reduces vibrations, while stepX-JET technology allows you to adjust the speaker’s directivity to match your room’s acoustics and seating arrangement.

Key features

• 4-way design with JET 5 folded ribbon tweeter for precise and clear treble reproduction
• Adjustable directivity through stepX-JET technology to tailor sound to your room
• Four side-firing 7.1-inch woofers deliver deep bass without distortion
• 5.1-inch aluminum midrange driver in a concentric ring design for accurate midrange tones
• Bass-reflex enclosure enhances low-frequency response for fuller sound
• Efficient 88 dB sensitivity ensures strong sound output with moderate power
• Robust build with a trapezoidal cabinet and stable base to minimize unwanted vibrations

Key specs

• Power handling: 60 to 600 watts
• Frequency response: 24 Hz to 50 kHz
• Sensitivity: 88 dB
• Midrange driver: 5.1-inch aluminum, concentric ring design
• Woofers: Four 7.1-inch side-firing drivers
• Dimensions: 12.8 x 52 x 18.1 inches (W x H x D)
• Weight: 94.4 pounds
• Finish: Black high gloss

Connectivity and compatibility

This floorstanding speaker is designed to integrate seamlessly with high-quality home audio and theater systems. It requires an external amplifier or receiver capable of delivering between 60 and 600 watts per channel to maximize its performance. The speaker’s wide frequency range and adjustable directivity make it compatible with a variety of audio sources and room layouts, allowing you to optimize sound for music or movie playback.

Ideal uses and environments

The ELAC 509-GB fits well in dedicated listening rooms and home theaters where immersive, full-range sound is a priority. Audiophiles and serious music lovers will appreciate its ability to reproduce detailed highs, natural mids, and deep bass without distortion. Its elegant design and finish also make it suitable for living rooms or media spaces that combine style with high-performance audio.