HK Audio LINEAR SUB 4000 2400 Watt 18" Passive Subwoofer

HK AudioSKU: LINEAR-SUB-4000-U

Price:
$ 2,599
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Description

Overview


The HK Audio LINEAR SUB 4000 is a powerful 18" dual vented bandpass subwoofer designed to deliver an impressively deep low-frequency response, ranging from 30 to 100 Hertz. Compatible with all LINEAR 5 full-range speakers and mid/high units, it serves as an excellent extension to the LINEAR 5 LTS long-throw system. Its robust construction and high power-handling capabilities make it ideal for professional sound reinforcement applications.


Features:



  • Powerful 18" Dual Vented Bandpass Design – Delivers deep, impactful low frequencies.

  • Compatible with LINEAR 5 Series Speakers – Perfect extension for the LINEAR 5 LTS long-throw system.

  • Impressive Low-Frequency Response – Covers a range from 30 Hz to 100 Hz.

  • Rugged Birch Multiplex Enclosure – Finished with black acrylic enamel for durability.

  • Eight Integrated MultiGrip Handles – Ensures easy transport and handling.


Specifications:



  • Power Handling:


    • RMS: 1200W

    • Program: 2400W

    • Peak: 4800W


  • Frequency Response (-10 dB): 31 Hz – X-over

  • Sensitivity (1W/1m): 106 dB half space

  • Max SPL (Peak @ 10% THD): 137 dB half space

  • Impedance: 4 ohms

  • LF Driver: 1x 18" woofer with 4" voice coil featuring advanced ventilated voice coil gap

  • Crossover Frequency: 100 Hz, active X-over with controller amp (adjustable for sub-low use)

  • Connections: 2x Speakon NL4, pin assignment switchable between 1+/1- and 2+/2-

  • Pole Mounts: 2x M20

  • Handles: 8x MultiGrip

  • Enclosure: Birch multiplex

  • Finish: Black acrylic enamel

  • Grille: 2 mm metal grille backed with black acoustic foam

  • Dimensions (WxHxD): 91 x 51 x 81 cm (35-3/4" x 20" x 31-25/32")

  • Weight: 57.1 kg (125.9 lbs)

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