ESX VX21PRO 21” 12000W MAX/ 6000W RMS Subwoofer


  • Mighty Aluminum Basket with high stability – a must with this with these mighty dimensions
  • 4 x 150 oz Quad Magnet Driver with a total weight of 17 kg
  • Double Stitched High-Roll Foam Surround, which allows a very high excursion of the cone
  • Fiberglass reinforced Paper Cone with an effective surface of 1662 cm2
  • 6-layer Nomex Spider, which ensures a good and long-lasting cone
  • 8-layer 10 cm (4”) Voice Coil (Made in the USA), which was wounded with copper sheathed
    ribbon aluminum wire, 80 mm high and is thus very light and efficient
  • Voice Coil Former made of black anodized aluminum
  • +/- 23 mm linear stroke, +/- 35 mm X-Max
  • Integrated 10 mm2  speaker cables with 1,5 m length
  • 53 cm (21”) SPL Subwoofer
  • Power Rating 6000/12000 Watts RMS/Max.
  • Impedance 2+2 Ω
  • SPL up to 160 dB
  • Installation depth 335 mm
  • Installation diameter 495 mm

Owner’s Manual
Data Sheet


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ESX VX21PRO 21” 12000W MAX/ 6000W RMS Subwoofer