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Passive subwoofer

The ESD1.18 is the passive version of the incredible active EX1.8. The ESD1.18 features a neodymium woofer with power handling capabilities of 1000W, which makes a firm foundation from which to build an incredibly powerful ESD system or as a stand-alone subwoofer to enhance any existing passive or active system.


  • Professional, Baltic birch construction with a wear-resistant polymer coating

  • 131dB sustained output, 134dB peak

  • Excellent reproduction of bass frequencies with high transient content at high output levels

  • 18" high output, low-frequency driver with 4" (100 mm) inside/outside, epoxy baked, high temperature, voice coil assembly, and neodymium magnetic structures

  • Two recessed side handles for simplified handling and carrying

  • Pole mount M20

  • Non-threaded 35 mm Pole mount adaptor available as accessory KVV987290

  • Thermal breaker protection with auto reset


Specifically designed as a passive subwoofer to accompany any of the ESD range to create true full-range system performance

  • Fixed installation

  • Portable PA

  • Bars-small entertainment projects

  • Scalable into larger systems

System Acoustic Performance

Max SPL Long-term: 131dB

Max SPL Peak: 137dB

-3dB Response: 30Hz to 150Hz

-10dB Response: 28Hz to 170Hz

Recommended Power: 1000W

Sensitivity: 100dB

Impedance: 8Ω

Crossover Point: 70Hz to 150Hz

Low-Frequency Section

Acoustic Design: Twin Asymmetrical loading

Number of Drivers: 1

Woofer Size / Voice Coil Diameter / Design: 18" / 4" / Inside Outside

Diaphragm Material: Epoxy Reinforced Cellulose

Magnet Type: Neodymium

Protection: Thermal breaker - auto-reset

Speaker Input

Speaker Input: 2 x Neutrik Speakon®, Terminal Block


Cabinet Material: Baltic birch

Handles: 2

Pole Mount: M20

Flyware: 8 x M10 suspension points

Color: "Orange peeled" Matt Black or any RAL

Physical Dimensions

Height: 612 mm (24.1")

Width: 700 mm (27.55")

Depth: 750 mm (29.52")

Weight: 52 kg (114.7lbs)

Product code

  • KKVV 987 242 - ESD1.18

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