JBL PRX918XLF Powered Subwoofer

Shake any venue with the JBL PRX918XLF, an 18-inch powered sub with loud, low-distortion performance, powerful DSP options, and app-based remote control.

The JBL PRX918XLF subwoofer, part of the JBL PRX900 Series of powered loudspeakers and subwoofers, takes professional portable PA performance to the next level with advanced acoustics, comprehensive DSP, unrivaled power performance and durability, and complete BLE control via the JBL Pro Connect app.


- 918SG 18" ferrite magnet woofer with 3" voice-coil
- FEA flared port design reduces air noise and distortion
- Lightweight, efficient Class D amplification
- Color LCD screen provides access to comprehensive DSP suite
- DriveRack Technology includes 20ms of speaker delay in 100-microsecond intervals for time-aligned systems
- Optimized presets for pairing with full-range speakers
- Quiet fanless operation
- JBL Pro Connect app allows full system control of up to 10 speakers and line integration with JBL EON ONE MK2, PRX ONE, and EON700 systems
- 18mm birch cabinet features optimized bracing for smooth low-frequency response
- Two integrated handles (sides)
- Ultra-low system latency: <1ms
- Backed by industry-leading seven-year warranty
WARNING: Cancer and Reproductive Harm - www.p65Warnings.ca.gov.

- System Type: 18-Inch Powered Subwoofer
- Woofer Model: 918SG
- Woofer Size: 18"
- Woofer Magnet: Ferrite
- Woofer Voice Coil: 4"
- Transducer Impedence: 4 O
- Max SPL: 134dB @1m/2p
- Freq Range -10: 30Hz - 110Hz (2p)
- Freq Range -3: 35Hz - 92Hz (2p)
- Hor Dispersion: Omni
- Vert Dispersion: Omni
- Crossover Frequency: 80Hz, 100Hz, 120Hz Selectable
- Power Rating: 2000W Peak / 1000W RMS
- AC Power Input: 100-230Vrms 50-60Hz
- Cooling: Natural Convection, No Fan
- LED Indicators: Limit, 2x SSM Input
- Input Impedence: 100KO Balanced
- Input Gain: 0-12dB Gain
- I/O:
- x2 Combo Inputs
- x2 XLR Pass Through Outputs
- Cabinet: 18mm Plywood + Duraflex
- Grille: Powder coated steel, T=1.5mm
- Suspension/Mount: Pole Mount on Top Surface
- Handles: Side Handle x2
- Gross Weight: 47.5 kg (104.7 kg)
- Product Dims: 693 x 591 x 654 mm (27.3 x 23.3 x 25.7 in)
Dimensions and Weight in Packaging
Single Speaker
Shipping Weight: 101.15 lbs
Shipping Dimensions: 30 x 29 x 28 in
Manufacturer Part Number (MPN): JBL-PRX918XLF-NA

For support or warranty questions, please contact the manufacturer:
Phone: 800-336-4525
Web: https://jblpro.com/en/support for pro audio, https://support.jbl.com for consumer/home audio

Single Speaker

  • 18 x
  • 12 x
    $124.92 with zZounds
  • 8 x
    $187.38 with zZounds
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