MTSub 218a

High performance self-amplified touring 2×18″ subwoofer

TransducersLF : 2 x 18″
SPL peak / 1m (measured)140 dB
Weight91kg / 200.62lbs
RiggingPole mount socket
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MTSub 218a is a powerful, state-of-the-art self-powered subwoofer, designed to complement our FR-X and ARES series in touring, outdoor event, and theatre scenarios requiring excellent audio quality at a real-world price point.

The MTSub 218a subwoofer houses two long-excursion 18″ neodymium drivers in a bass-reflex and T-lined design and delivers outstanding SPL in stand-alone or stacked configurations.

MTSub 218a features an advanced AUDIOFOCUS Class D amplifier module with integral DSP and dedicated presets. Presets include omni, cardio (Front-Back) and end fire variants.

MTSub 218a is built with pride in Belgium and coated in tough, weather-resistant polyurea to safeguard your investment. The cabinet front is protected by a rigid metal grill, backed by acoustically transparent foam.


  • Cardioid / end fire setups
  • Compact format
  • 2.400 Wrms power handling
  • Touring standard 2×18”
  • Pole mount socket
  • Self-powered

Technical specifications

DescriptionHigh-power subwoofer
Transducers LF: 2 x 18″
Frequency range (-6dB)38Hz-110 Hz
SPL peak (1)140 dB
ProcessingDedicated AUDIOFOCUS omni and cardio presets
RiggingPole socket
Audio ConnectorsIN: 1×3-point XLR
LINK: 1×3-point XLR
Cloud Power-DANTE/AVB connectors2 x etherCON
Power ConnectorsIN: 1×3-point powerCON
LINK: 1×3-point powerCON
Dimensions (H x W x D)1200 x 605 x 800 mm
47.24 x 23.81 x 31.49 inches
Weight91kg / 200.62lbs
FinishHighly resistant polyurea coating

CabinetHigh grade birch plywood

(1) Peak level measured at 1 m under free field conditions using pink noise with crest factor 5

Gll files for Ease and Easefocus

MTSub 218

Gll • 1.69 Mo • 06/01/2022

MTSub 218 Stack

Gll • 1.88 Mo • 06/01/2022