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The Kingdom of Perfectly Clear Sound


The Kingdom of Perfectly Clear Sound

ES1.5 Compact Active-Driven Subwoofer



​The ES 1.5 is an extremely compact, high output subwoofer weighing just 28kg (61.6lbs) designed as part of the ES Series speaker system. Used singularly or in multiples of up to three, alongside a single ES 1.0 mid high cabinet, the system is powered by the EPAK 2500/R Amplifier ensuring fast, easy set up with perfect balance and complete control. The EPAK 2500/R also allows up to two ES 1.5’s to be used alongside an ES 1.8, where the ES 1.5 can either be flown alongside an ES 1.0 or ground stacked with the ES 1.8.


  • Very high quality fixed installations.
  • Professional portable PA Systems for large format AV speech and multimedia playback.
  • Medium- sized live music applications.
  • Professional Mobile DJ with ES 1.0 and EPAK 2500/R.


System Acoustic Performance

Max SPL Long-term 127dB (134dB – 3x ES 1.5)
Max SPL Peak 130dB (137dB – 3x ES 1.5)
-3dB Response ​40Hz ÷ 130Hz
​-10dB Response 36Hz ÷ 130Hz
​​Impedance ​16Ω
​​Crossover Point ​​130Hz

Low Frequency Section

Acoustic Design ​Twin Asymmetrical loading
Subwoofer Amplifier 500W / ES 1.5 from
Requirement EPAK 2500/R
Woofer Size / Voice Coil ​15″ / 3″ / Inside Outside
Diameter / Design
Diaphragm Materia ​Epoxy Reinforced Cellulose
​Magnet Type ​Neodymium​

Speaker Input

Speaker Input ​EP4

​Speaker Output

Speaker Output​ EP4​


Cabinet Material Baltic birch
Handles 2​
Color ​”Orange peeled” Matt Black or any RAL

​​Product Number

KVV 987 003 – ES1.5

​Physical Dimensions

Height 700mm (27.55″)​
Width​​ 450mm (17.71″)​​
Depth​ 450mm (17.71″)​
Weight 28kg (61.6lbs)​