JBL PRX918XLF Professional Powered 18-Inch Subwoofer

JBL offer peace of mind with an unrivalled 7-year warranty on select professional portable PA loudspeakers. Click here for more information.

Here’s what JBL say

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

This 18-inch powered subwoofer is built from the ground up to leverage JBL’s most advanced acoustic innovations. A next-generation driver—powered by an ultra-efficient Class D amplifier—delivers clear, defined bass with smooth low frequency extension at maximum volume.

Key Features

• FEA flared port design reduces air noise and distortion
• Lightweight, efficient Class D amplification
• 18mm birch cabinet features optimized bracing for smooth low-frequency response
• Color LCD screen provides access to comprehensive DSP suite
• DriveRack Technology includes 180ms of speaker delay in 100-microsecond intervals for precise time-aligned systems
• 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
• Optimized presets for pairing with full-range speakers
• Two side handles
• Mount: M20 pole cup
• Cabinet features optimized bracing for smooth low-frequency response
• Quiet fanless operation
• Backed by industry-leading seven-year warranty