JBL SRX818S 18inch Passive Subwoofer System

  • JBL 18″ Woofer
  • Premium JBL Transducers
  • Power Handling: 2400W Peak, 1200W Program, 600W Continuous
  • Tunings available for Crown amps and dbx signal processors
  • Max SPL: 135dB
  • M20 Pole Cup

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JBL SRX818S 18inch Passive Subwoofer System

SRX818S is a single 18” subwoofer for concert, touring, or installed use. Featuring a standard M20 pole cup for use with top boxes, indexing feet for stacking in both the standard and cardioid position, and a 136dB max SPL, the JBL SRX818S 18inch passive subwoofer system is an ideal solution for musicians, bands, and DJs, concert use, public speaking, or installations such as performance venues, corporate spaces, educational facilities or houses of worship. Tunings and presets are available for Crown ITech HD and XTI 2 amps as well as dbx VENU360 signal processors. SRX800 Passive is a line of premium portable speakers that deliver the best sound quality, power handling, and workmanship in their class.

Custom built, industry leading JBL transducers and enclosures give SRX800 the power and ruggedness to stand up to a variety of demanding applications and provide reliable, pristine sound wherever it is needed. JBL Professional has made a name for itself by producing great sounding, long lasting portable PA systems. With the incorporation of tunings available for Crown amplifiers and dbx signal processors, SRX800 is an optimal choice for a fully integrated Harman Professional sound system controlled through Audio Architect. Integrating industry-leading levels of sound quality, power, control, and durability, SRX800 is a perfect all in one solution wherever high performance, comprehensive control, and pristine sound are required. Each component in the SRX800 Series was purposefully designed and thought through to deliver a perfectly tuned system that is powerful, easy to use, and rugged enough for the most demanding applications.


JBL SRX835 15inch Three-Way  Bass Reflex Passive System Features:

  • Premium JBL Transducers
  • Rugged, versatile enclosures
  • Tunings available for Crown amps and dbx signal processors
  • Fully supported in Audio Architect
  • Power Handling: 2400W Peak, 1200W Program, 600W Continuous
  • Frequency Range: 28Hz-150Hz
  • Frequency Response: 45Hz-150Hz
  • Max SPL: 135dB
  • Amplification options: Passive
  • 2279 LF 8 Ohm 18” Woofer


  • Live performance systems.
  • Mobile and fixed DJ systems.
  • Sound system rental and tour.
  • Permanent installations.


PURPOSEFUL DESIGN Every detail in the SRX800 Series was purposefully designed and thought through with full consideration for its intended use. Ergonomically designed handles support an easy, non-fatiguing grip for streamlined handling. M10 suspension points, indexed feet, and pole/tripod mounts support a wide, flexible array of configurations. TRANSDUCER TECHNOLOGY JBL’s patented Differential Drive® Technology ferrite drivers incorporate 3″ voice coils with lower mass ferrite magnets for reduced weight, increased power handling, exceptionally low distortion and extended low frequency response. JBL’s 2432H is the only neodymium 3″ voice coil compression driver in this class, delivering very high power levels and smooth, crystal clear sound.


JBL SRX835 15inch Three-Way  Bass Reflex Passive System Specifications:

 System TypePassive 18”, subwoofer system
 Maximum SPL Output135dB
 Frequency Range (-10dB)28hz – 150hz
 Frequency Response (- 3dB)45hz – 150hz
 Sensitivity (1W/1m)96dB
 System Power Rating2400W Peak , 1200W Program, 600W Continuous
 Nominal Impedance8 Ohm
 ConnectorsNL4 Input, NL4 Loop-thru (+/-1 or +/-2 Selectable)
 Operational ModesPassive
 LF Driver2279H
 Crossover Frequency80hz
 Enclosure Material18mm plywood
 Suspension/MountingM20 Threaded Pole Mount
 CastersAccepts JBL WK-4S Kit
 FinishObsidian Duraflex™ finish
 GrillePowder coated, Obsidian, 14-gauge perforated steel with acoustically transparent black cloth backing
 Dimensions (L x W x H)26.89″ x 26.92″ x 22.62″ (683mm x 684mm x 575mm)
 Weight78.0 lbs (35.4kg)
 Shipping Weight88 lbs (40.2kg)

Additional information

Weight88 lbs
Dimensions26.89 × 26.92 × 22.62 in


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