HK Audio L SUB 4000
Professional music gear - detailed information and where to buy
HK Audio
L SUB 4000
Product Info
Article Number:
393345
Brand:
HK Audio
Model:
L SUB 4000
Category:
Passive Subwoofers
Price:
$2,143.90
* Prices may vary. Check retailer for current pricing and availability.
The L SUB 4000 is a serious subwoofer, built for bands and DJs needing powerful, clean low-end. It's got the muscle to handle loud venues and sub-bass heavy music, and that birch cabinet keeps things tight and controlled – a solid choice for professional sound reinforcement.
Product Description
- HK Audio L SUB 4000
- Passive Subwoofer
- Equipped with: 1x 18"
- Rated power: 1200 W/ RMS
- 2400 W/ program
- 4800 W/ peak
- Impedance: 4 Ω
- Peak SPL: 135 dB
- Connections: 2x Speaker twist NL4
- Stand mount 2x M20
- Dimensions (W x H x D): 91 x 51 x 81 cm
- Weight: 57.1 kg
- Matching cover for HK Audio L5 SUB 4000A: Art. #381686# (not included)
PROS
- • Robust birch plywood cabinet offers excellent resonance control.
- • High-powered Class-D amplifier delivers clean, impactful low-end.
- • 18-inch woofer provides impressive depth and headroom for demanding gigs.
- • Well-engineered port design minimizes turbulence and maximizes efficiency.
CONS
- • Significant weight makes transport challenging for solo performers.
- • Limited frequency response may require pairing with full-range speakers.
- • Premium-priced, potentially prohibitive for budget-conscious users.
Product Video
Key Features
Power Handling
4800 W peak
Woofer Size
18 in
Impedance
4 Ω
Frequency Range
38 Hz - 2 kHz
Sensitivity
103 dB
Weight
57.1 kg
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Frequently Asked Questions
It's competitive, offering a good balance of power and clarity; some competitors might have a slightly extended low-end, but the HK Audio’s build quality and controlled response are notable strengths.
While capable, its significant output means careful EQing is needed in smaller spaces to avoid overwhelming the higher frequencies – it’s best suited for medium to large venues.
A high-quality, stable amplifier with at least 1200W RMS output at 4 ohms will provide optimal performance and prevent clipping.
