L-Acoustics SB18 18" High-Power Subwoofer

The L-Acoustics SB18 is a high-power subwoofer designed for professional audio reinforcement, featuring a single 18-inch driver capable of reaching 138 dB SPL and extending down to 32 Hz. Procure.ae supplies this acoustic solution across the UAE and wider Middle East & Africa for events and installations.

This professional audio subwoofer utilizes a single 18-inch driver within a dual bass-reflex cabinet to deliver high output levels up to 138 dB SPL with a low frequency limit of 32 Hz. It supports both standard and cardioid directivity configurations when paired with compatible amplifiers such as the LA4X, LA8, or LA12X. The unit features a nominal impedance of 8 ohms and connects via two 4-point speakON ports for reliable signal transmission.

Constructed from premium grade Baltic birch plywood with a coated steel acoustically neutral 3D fabric grill, the SB18 offers durability with an IP55 rating. It includes a 4-point captive rigging system with steel anti-corrosion components and a 35 mm pole socket. Weighing 52 kg with dimensions of 750 x 553 x 707 mm, it is finished in dark grey brown Pantone 426 C.