JBL IRX115S Compact Powered 15″ Portable Subwoofer

JBL IRX115S Compact Powered 15″ Portable Subwoofer


The JBL IRX-115S Powered Subwoofer adds 1,300 watts of rafter-shaking power to your IRX active speaker system. The 15-inch woofer in this active subwoofer has a 3-inch voice coil and offers smooth, detailed bass end down to 35Hz. The IRX-115S has configurable crossover points at 80Hz, 100Hz, and 120Hz that are suited for IRX-series loudspeakers.

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SKU: JBLIRX115S Category:
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The JBL IRX115S Powered Subwoofer is designed to complement the JBL IRX108BT and IRX112BT full-range PA speakers. The IRX115S provides remarkable volume, clarity, and a total ease of use.  The compact size of this cabinet makes the IRX115S easy to transport and setup.

The IRX115S has three user-selectable crossover settings (80, 100, and 120 Hz) and a polarity switch to help you quickly and easily dial in an appropriate configuration. The rear panel houses two channels of line inputs, each with a combo XLR-1/4 connector “connectors, as well as two XLR through connections for connecting extra subwoofers.

The MDF enclosure is tough and can withstand the rigors of on-the-road wear and tear. The 15-watt amplifier is powered by a 1300W amplifier “The woofer has a frequency response of 45 to 103 Hz and a peak SPL of 128 dB. The JBL IRX115S has a power wire.

A polarity switch optimizes the response of your system. The JBL IRX115S powered subwoofer also features a ported enclosure to improve output and reduce woofer noise. With a lightweight, road-tested MDF cabinet and reinforced grille, the IRX-115S was designed for everyday use. This subwoofer’s ergonomic carry handles and pole mount make moving and installing it a breeze.



  • Powerful 15” woofer with 3” voicecoil generates smooth, detailed, deep LF response
  • Selectable 80 Hz, 100 Hz and 120 Hz crossover points are optimized for JBL IRX Series loudspeakers
  • Polarity switch optimizes system response
  • Lightweight, road-tested MDF cabinet
  • Ported enclosure enhances output and reduces woofer noise
  • Ergonomic handles make transport easy
  • Reinforced grille offers rugged protection without compromising acoustic performance
  • Built-in standard pole mount allows integration with IRX108BT, IRX112BT and other loudspeakers


  • Powered/Unpowered: Powered
  • LF Driver Size: 1 x 15" Woofer
  • Total Power: 1300W
  • Inputs: 2 x XLR-1/4" combo
  • Outputs: 2 x XLR (thru)
  • Frequency response: 35 Hz – 147 Hz (-10 dB)
  • Max SPL: 128 dB
  • Weight: 65.3 pounds
  • Power rating: 1,300W
  • I/Os: 2 XLR Combo, 2 XLR out
  • Height: 23.6"
  • Width: 18.9"
  • Depth: 18.9"
  • Weight: 65.3 lbs.
Weight 73 lbs