XSL subwoofer

Black audio speaker cabinet with wheels, featuring a mesh front and multiple input/output ports for connectivity.Black speaker cabinet with a mesh front, designed for audio amplification, featuring side ports and a sturdy construction.
Black speaker cabinet with a mesh front, designed for audio amplification, featuring side ports and a sturdy construction.
Black audio speaker cabinet with wheels, featuring a mesh front and multiple input/output ports for connectivity.

XSL subwoofer

Subwoofers

Medium format flyable cardioid subwoofer

  • Components 18"/12"
  • Dispersion Cardioid
  • SPLmax 137 dB
  • Weight 66 kg / 146 lb

Article number Z0774

Where to buy

Product description

The XSL-SUB is a cardioid subwoofer for the XSL System. It can be used to supplement XSL8 and XSL12 loudspeakers, either flown (XSL-SUB) or ground stacked (XSL-GSUB).

When the XSL-SUB Mounting frame is used, XSL-SUB cabinets can be flown as pure SUB columns or in mixed arrays above XSL-TOP cabinets using the additional XSL-SUB Mounting adapter. The XSL-SUB is an actively driven, 2-way bass-reflex design housing two long excursion neodymium drivers; an 18” driver faces to the front of the cabinet, and a 12” driver radiates to the rear. The front and rear facing drivers operate in independent bass-reflex chambers and are driven from separate amplifier channels. Two XSL-SUBs can be linked to a pair of D40 amplifier channels.

The subwoofer’s cardioid dispersion pattern reduces unwanted energy behind the system, resulting in less excitation of the reverberant field to deliver highly accurate low frequency reproduction. The frequency response extends from 37 Hz to 110 Hz (35 Hz to 85 Hz in INFRA mode). Two XSL-SUBs can be linked to a pair of D40 amplifier channels.

The cabinets are constructed from marine plywood and have an impact and weather protected PCP (Polyurea Cabinet Protection) finish.  The front and rear of the cabinet is protected by a rigid metal grille backed by an acoustically transparent and water repellent fabric.

Amplifiers

The following current d&b amplifiers can be used to drive the loudspeaker:

Mobile

Installation


For further information on which heritage d&b amplifiers can be used to drive the loudspeaker, please refer to the current release notes on the amplifier firmware.
System data
Frequency response (-5 dB standard)
37 Hz - 110 Hz
Frequency response (–5 dB INFRA mode)
35 Hz - 85 Hz
Max. sound pressure1
with D40/D80/D90/40D
137 dB
Cabinets per D40/D80/D90/40D
4
Loudspeaker data
Nominal impedance front/rear
8/16 ohms
Power handling capacity front (RMS/peak 10 ms)
700/1500 W
Power handling capacity rear (RMS/peak 10 ms)
400/800 W
Splay angle settings
0° and 2.5°
Components
1 x 18" front LF driver
1 x 12" rear LF driver
Connections
NLT4 F/M
Dimensions / weight
Dimensions (h x w x d)
565 x 700 x 7732 / 898 mm
22.2 x 27.6 x 30.42 / 35.4"
Weight
66 kg
146 lb

1 1 m, free field, SPL max peak, test signal: pink noise with crest factor 4, one speaker driven
2 dimensions without wheels

Title
Category
File type
Size
Language
Release
 
2D DWG CAD package 1.4
2D CAD drawings
ZIP
388 MB
25.02.2025
2D DWG CAD package Release notes 1.4
2D CAD drawings
PDF
626 KB
English
25.02.2025
3D DWG CAD package release notes 1.5
3D CAD drawings
PDF
346 KB
English
07.05.2026
3D DWG CAD package 1.5
3D CAD drawings
ZIP
252 MB
07.05.2026
XSL System brochure
Brochures
PDF
19.10 MB
English
02.05.2023
XSL-System Introductory brochure
Brochures
PDF
1.54 MB
English
28.11.2021
XSL-SUB Datasheet 1.1
Datasheets
PDF
1.29 MB
English
14.10.2026
Architectural specification XSL-SUB 1.1
Loudspeakers
TXT
2.14 KB
English
14.10.2026
XSL-SUB/XSL-GSUB Manuale d'uso 1.5
Manuals
PDF
1.44 MB
Italiano
20.10.2026
XSL-SUB/XSL-GSUB Manual 1.5
Manuals
PDF
1.44 MB
English
07.10.2026

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Mobile application or fixed installation? Indoors or outdoors? Large or small? d&b provides tailored-made solutions for each and every requirement. What is more, the dedicated simulation software optimizes the planning of the system installation.
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