HK LINEAR-5-MK2-118S-HPA 3000 Watt 18" HP Active Subwoofer

The HK LINEAR 5 MK2 118S HPA is the most powerful subwoofer in the LINEAR 5 MK2 series, engineered to deliver massive low-end performance for large-scale live sound setups. With 3000 watts of peak power, a 4" voice coil 18" woofer, and full DSP control including cardioid presets, this active sub is designed for deep, punchy bass with advanced configuration options. PowerCon in/out makes power distribution simple and clean. Whether used in front-loaded or cardioid configurations, it’s the ultimate choice for professionals demanding serious bottom end.

Features

• 3000W peak / 1500W RMS Class D amplifier for massive low-end power
• 18" woofer with 4" voice coil delivers deep and defined bass
• Peak SPL of 131 dB for high-output bass reinforcement
• Frequency response down to 33 Hz (-10 dB)
• Filter presets include Front and multiple Cardioid modes
• 10-band parametric DSP EQ with limiter, delay, mute, polarity, and more
• Network control via EtherCON port using DSP CONTROL software (Windows/macOS)
• PowerCon In and Thru for secure, daisy-chainable power connections
• 4 MultiGrip handles for easy transport and stage setup
• Durable birch multiplex housing with black acrylic enamel finish
• Ideal for large venues, touring rigs, and bass-heavy stage setups

Specifications

Acoustic Performance
- Max SPL (Avg @ 10% THD): 130 dB (half space, 36 Hz – 100 Hz)
- Max SPL (Peak @ 10% THD): 131 dB (half space)
- Frequency Response (±3 dB): 36 Hz – X-over
- Frequency Response (-10 dB): 33 Hz – X-over
- Sample Rate: 48 kHz
- System Latency: ≤ 2.6 ms

Power & Electronics
- Amplifier Output: 1500 W RMS / 3000 W Peak
- Amplifier Type: Class D
- Power Consumption: 2.5 A nominal @ 100–240 V
- Power Connection: 1 x PowerCon NAC3 In, 1 x PowerCon NAC3 Thru

Driver
- LF Driver: 1 x 18", 4" voice coil

DSP & Control
- Inputs: 2 x XLR combo (balanced)
- Outputs: 2 x XLR Thru (balanced), 1 x XLR DSP Out (balanced)
- Max Input Level: +20 dBu
- Filter Presets: Front, Cardioid 1:1 Vertical, Cardioid 2:1 Vertical, Remote
- DSP Features: 10-band EQ, low-pass filter, polarity, level, delay, limiter, mute
- Network: 1 x EtherCON RJ45 (In), 1 x EtherCON RJ45 (Thru)
- Remote Software: DSP CONTROL (Windows, macOS)

Construction
- Housing: Birch multiplex
- Finish: Black acrylic enamel
- Grille: 2 mm steel with acoustic foam backing
- Handles: 4 x MultiGrip
- Pole Mount: 1 x M20 threaded insert

Dimensions & Weight
- Dimensions (WxHxD): 60 x 60.8 x 79 cm (23.62" x 23.94" x 31.10")
- Weight: 56.8 kg (125.22 lbs)