Martin Audio SX112 Ultra Compact Subwoofer

400W AES, 1600W peak - Black Finish - 132dB peak SPL

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What's in the box:

  • SX112
  • 5-year Limited Warranty

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Increased Impact And Low Frequency Performance

The Martin Audio SX112 Ultra Compact Subwoofer is a direct radiating sub-bass system designed to extend the bandwidth and increase the headroom of full-range loudspeaker models. This professional subwoofer features a very efficient 12" (300mm) long-throw bass driver with a high power 3" (75mm) voice coil and generously sized reflex ports for low noise, high power operation.


  • 12” (300mm) Driver With 3” (75mm) Voice Coil
  • Large Ports For Reduced Air Noise
  • Perforated Steel Grille
  • Integrated Flying Points
  • Water Resistant Cone

Specifications for the Martin Audio SX112

{ "TYPE": "Compact, single driver, direct radiating subwoofer", "FREQUENCY RESPONSE ": "48Hz-150Hz ± 3dB -10dB @ 35Hz", "DRIVER": "12” (300mm)/3” (75mm) voice coil, long excursion, ferrite magnet, waterproof cone ", "RATED POWER ": "400W AES, 1600W peak", "SENSITIVITY ": "100dB", "MAXIMUM SPL ": "126dB continuous, 132dB peak (half space)", "NOMINAL IMPEDANCE": "8Ω", "DISPERSION (-6dB)": "Omnidirectional", "CROSSOVER": "80-120Hz active", "ENCLOSURE": "52 litre, Plywood", "FINISH": "Black or white textured paint", "PROTECTIVE GRILLE": "Black or white perforated steel", "CONNECTORS": "2 x NL4", "PIN CONNECTIONS": "Left to right: Input+, Input -, Link -, Link+", "FITTINGS": "12 x M10 inserts", "DIMENSIONS": "(W) 487mm x (H) 390mm x (D) 410mm (W) 19.2ins x (H) 15.4ins x (D) 16.1ins", "WEIGHT": "21.5kg (47.3lbs)" }

Research Materials for SX112 (MAU-SX212)

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