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XP118 | Martin Audio Professional Audio & Lighting Equipment

Professional audio, video and lighting solution by Martin Audio - Available throughout the Middle East

18" Powered Portable Subwoofer
Martin Audio

The XP118 is a compact, high performance subwoofer for indoor use with the XP12 and XP15 full-range loudspeakers. It extends the low frequency operating range of the combined system down to 42Hz and can be used singly, stacked in omni or cardioid mode, or flown via integral M10 insets.


XP118 - Professional Audio & Lighting Equipment Description

Detailed information about the XP118 by Martin Audio


Technical Overview

Featuring a long-excursion 18” (460mm)/4” (100mm) voice coil driver in a compact enclosure that has four reflex ports with a large frontal area to reduce turbulent air noise at very high levels. A convection-cooled Class D amplifier module delivers 2000W peak output to the driver for maximum low fr


XP118 Technical Specifications

Complete technical specifications and documentation for the XP118 by Martin Audio

Technical Drawing
Technical drawing for XP118
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Product Specifications
Name Value
TYPE Switch-mode, fixed frequency with PFC
FREQUENCY RESPONSE (5) 42Hz –150Hz ±3dB -10dB @ 38Hz
DRIVER 18” (460mm)/4” (100mm) voice coil, long excursion, ferrite magnet
MAXIMUM SPL (9) 131dB continuous, 137dB peak (half space)
DISPERSION (-6dB) Omnidirectional
CROSSOVER 100Hz, active
INPUT CONNECTORS 2 x female XLR/ 1⁄4” jack combo
MIC/LINE INPUT IMPEDANCE 8 kΩ balanced
1⁄4” JACK TS INPUT IMPEDANCE 1 MΩ unbalanced
MIX OUTPUT CONNECTOR 1 x male XLR
MIX OUTPUT IMPEDANCE 600Ω balanced
Input channel EQ 3 band
Speaker EQ 4 presets, including cardioid mode
Protection Peak and RMS limiting, amplifier thermal protection
PEAK OUTPUT POWER 2000W total
AVERAGE EFFICIENCY 89%
COOLING Convection
MAXIMUM AMBIENT TEMPERATURE 35°C (95°F) for full output
AC INPUT OPERATING RANGE 100 – 240V ~ AC, 50 - 60Hz
POWER FACTOR > 0.98
NOMINAL POWER CONSUMPTION 1000W Max
MAINS CONNECTOR 3-pin IEC
ENCLOSURE Birch/poplar ply
FINISH Black textured paint
PROTECTIVE GRILLE Black perforated steel
FITTINGS 16 x M10 inserts, pole-mount socket 2 x bar handles, provision for castors
DIMENSIONS (W) 662mm x (H) 536mm x (D) 640mm (W) 26.1in x (H) 21.1in x (D) 25.2in
WEIGHT 44kg (97lbs)

XP118 Downloads & Documentation

Access technical documentation, manuals, and resources for the XP118 by Martin Audio


XP118 Compatible Accessories

Professional accessories and add-ons compatible with the XP118 by Martin Audio


Professional Projects Using XP118

Real-world implementations and case studies featuring the XP118 by Martin Audio in professional installations across the Middle East