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ESX Quantum Series The legendary Q202A active under-seat subwoofer has a worthy successor in the new and improved QUANTUM Q208A. The compact dimensions have been retained so that it can still find its place under many vehicle seats. With an impressive 150 watts RMS,...

ESX Quantum Series The QUANTUM Q300A active subwoofer system is designed for use in spare wheel wells. The built-in 6 x 9 special subwoofer, together with the efficient digital amplifier module, ensures rich bass in the trunk. The systems have everything on board to...

ESX Quantum Series The QUANTUM Q800A features a 20 cm (8 inch) subwoofer in an enclosure made from a combination of aluminum and plastic. Thanks to the ingenious design, a long bass reflex channel could be constructed around the subwoofer in the housing in...

ESX speaker terminal 4-pole built-in speaker terminal with large pressure contacts ✓ 4-pin Quick Connect connection terminal for cabinet subwoofers ✓ Suitable for subwoofers with dual voice coil✓ Push-pin connections✓ Dimensions 112 x 130 mm

ESX Quantum Doorkit InsulationTo calm vibrating or rattling parts in the area of vehicle doors or in the trunk, ESX's QUANTUM DOOR KITS are particularly suitable. They include a combination of three different components: 1. Aluminum-butyl mats, 2. Acoustic foam (smooth), and 3. Acoustic...

ESX Quantum Doorkit InsulationTo calm vibrating or rattling parts in the area of vehicle doors or in the trunk, ESX's QUANTUM DOOR KITS are particularly suitable. They include a combination of three different components: 1. Aluminum-butyl mats, 2. Acoustic foam (smooth), and 3. Acoustic...

ESX Quantum Series The award-winning ESX QUANTUM QE Series stands in a class of its own. Conventional high-power digital amplifiers almost always cause interference in the vehicle and disrupt radio reception. Not so with the QE models: A special focus was placed on achieving...

ESX Quantum Series QUANTUM QE subwoofers impress with their very compact design. The QE622 subwoofer is almost dainty, but with its die-cast aluminum basket, the double magnets with 2 x 40 oz and the stitched surround, it signals: "Be careful, it can get very...

ESX Quantum Series The award-winning ESX QUANTUM QE Series stands in a class of its own. Conventional high-power digital amplifiers almost always cause interference in the vehicle and disrupt radio reception. Not so with the QE models: A special focus was placed on achieving...

ESX Quantum Series The award-winning ESX QUANTUM QE Series stands in a class of its own. Conventional high-power digital amplifiers almost always cause interference in the vehicle and disrupt radio reception. Not so with the QE models: A special focus was placed on achieving...

ESX Quantum Series The award-winning ESX QUANTUM QE Series stands in a class of its own. Conventional high-power digital amplifiers almost always cause interference in the vehicle and disrupt radio reception. Not so with the QE models: A special focus was placed on achieving...

With the QUANTUM QE DSP series, ESX skillfully combines Class D power with innovative DSP technology. The three amplifiers offer superior sound performance thanks to the integrated DSP processor, which can be optimally adjusted with the included X-CONTROL 2 software. This enables an enormous...

ESX opened a new chapter in the field of high-end DSP with the award-winning QL812SP. Not only was the 1000 Euro QL812SP awarded as the best DSP "this side of the 2000 Euro class" (test result in Car & Hifi 3/2022) - it was...

ESX Quantum Series The award-winning ESX QUANTUM QE Series is in a class of its own. Conventional high-power digital amplifiers almost always cause interference in the vehicle and disrupt radio reception. Not so with the QE models: Special attention was paid during the development...

ESX Quantum Series The compact QUANTUM QL amplifiers are technically the smaller siblings of the QUANTUM QE models. They are ideal for use where installation space is at a premium. They are also emission-free and, like the large QE models, have the finest Class...