JBL SRX918S Single 18" Powered Subwoofer

SKU #: SRX918S
$3,460.00
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Expected July 31, 2025

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The SRX900 Series embodies the advanced performance principles that drive JBL's development of audio products that make a real difference in the world of professional audio. This next-generation family of powered line arrays and subwoofers addresses the growing need for scalable small and medium-format professional sound-reinforcement solutions for rental companies, fixed installations and musicians seeking the ultimate combination of performance and portability.

The SRX918S is a single 18-inch active subwoofer designed to complement SRX900 Series full-range sound reinforcement systems. The subwoofer houses a JBL 2279-1 18-inch woofer featuring Differential Drive - JBL's dual voice coil, dual gap technology - to deliver better heat dissipation, lower power compression, and wider dynamic range than conventional single-coil designs. Built-in DSP and amplification offer a plug and play experience while providing consistency and optimum performance anywhere in the world. The SRX918S incorporates a large low frequency port design that improves airflow and reduces audible turbulence, even at high output levels. A new, full-featured software package gives users control of the system on various platforms, including Windows, macOS, and iPad OS.

JBL SRX918S Single 18" Subwoofer Features:

  • High-performance, high-density system solution in a truck-pack friendly format.
  • High-power-handling transducers deliver low distortion, high fidelity, and class-leading output.
  • Built-in, passively cooled Class D amplification with a universal power supply.
  • Dual Ethernet ports with Neutrik etherCON connectors.
  • Supports HARMAN HControl Ethernet.
  • User-controllable DSP.
  • LevelMax limiting uses sophisticated excursion-control algorithms to protect transducers.
  • Rear-panel LCD provides complete access to control features.
  • Reinforced 18mm plywood enclosures.