HK Audio L Sub 4000 A subwoofer

€2,524.48 €2,069.25 €2,744.00

-219,52€You save 8%

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L SUB 4000 A is a flexible 18″ double vented bandpass subwoofer. Compatible with all LINEAR 5 fullrange speakers and mid/high units, its powerful low end – ranging from 30 to 100 Hertz – is totally and powerfully impressive. L SUB 4000 A can also serve as a sub-low add-on to LINEAR SUB 2000 to beef up the bottom end in the range of 30 to 70 Hertz.

  • Powerful and versatile 18″ subwoofer
  • Rugged wooden enclosure of birch multiplex: 15/18 mm, 9/13 ply
  • 1200 W
  • 31 Hz – X-Over
  • 137 dB half space
  • 1 x 18″ with 4″ voice coil
  • Compatible with all LINEAR 5 fullrange speakers and mid/high units
  • Ideal add-on for setups using LINEAR 5 LTS A
  • Sub-low add-on to LINEAR SUB 2000 (A)


  • Max SPL: 135 dB half space (@ 10% THD)
  • Max SPL peak: 137 dB half space (@ 10% THD)
  • Max SPL calculated: 138 dB half space
  • Frequency response +/- 3 dB: 39 Hz – X-Over
  • Frequency response -10 dB: 31 Hz – X-Over
  • Power Rating: 1200 W
  • Amplifier: Class D
  • Active protection circuits: Undervoltage Protection, Thermoprotection, Short Circuit Protection, Overcurrent Protection, Subsonic 24 dB/oct., Peak Limiter
  • LF Speaker: 1x 18" featuring advanced ventilated voice coil gap
  • Cut-off Frequency active: 70 Hz /100 Hz variable with 24 dB/oct.
  • Connections: 2x XLR–1/4"-Combo In, 2x XLR Thru, 2x XLR Mid/High Out
  • Input Sensitivity: +4 dBu @ Gain center-notched
  • Pole mount: 2x M20 (K&M)
  • Handles: 8x HK Audio MultiGrip
  • Enclosure: Birch multiplex
  • Grille: 2 mm metal grille backed with black acoustic foam
  • Finish: Acrylic enamel, black
  • Optional accessories: Protective cover, M20 Distance Pole Add-On, 100 mm casters, tilt unit
  • Dimensions (WxHxD): 91 x 51 x 81 cm
  • Weight: 59 kg

Package includes:

  • HK Audio L Sub 4000 A subwoofer x1
  • Power cord x1

Ask from Sales Specialist for more information about this product

Andreas Reinula

+372 6728 280

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