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In Phase XTB-8A 600W Active Amplified Subwoofer Enclosure with Built in Class D Amp, Bass Remote and Quick Release Connections



SKU 93828
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The In Phase XTB-8A 600W Active Amplified Subwoofer Enclosure is the key to taking your audio experience to the next level. Its 300WRMS of power and built-in Class D Amp increase performance and low-frequency fidelity, while its Bass Remote allows you to control your sound with precision. With its streamlined Quick Release Connections, the XTB-8A simplifies the installation process, allowing you to enjoy superior sound without the hassle. Providing luxury audio and effortless integration, this elite subwoofer is sure to make your listening experience unforgettable.

Class D Amplifier

A robust, compact and efficient Class D amplifier is mounted to this enclosure. This is the driving force behind the sub. Only the finest components in it's category will doOffering up to 300W peak and 200W RMS Power

Compact Design

This sub is only the size of a small desktop computer case. This small footprint allows the user to add thumping bass without compromising space in the boot.

Superior Subwoofer Cone

The glass fibre subwoofer cone is purpose built for this package, it is lightweight, durable and rigid without compromising sound quality. A lot of market leaders have a generic subwoofer (from their range) then they build a box to suit. Which works to an extent, this package offers you something more unique and performance based. 

*Audio Input comes as an RCA to Molex connector. In the event a Hight-Level Input is required, just cut the RCA Connectors off and use the Bare-end Cables to tap into your Audio feed.*


  • Max Power 600W
  • 300W RMS
  • 8" Woofer
  • Fibreglass Paper Cone
  • Bass Remote included
  • MDF Enclosure
  • Class D Amp
  • Sensitivity 88dB +3dB
  • STN Ratio 70dB
  • Impedance: 0.25 Ohms
  • Freq Response: 25Hz - 200Hz
  • LPF 50Hz- 200Hz
  • Voltage: 10.5V- 16V
  • Phase Switch: 0Deg /180deg
  • Auto Switch On/Off: 10mV
  • Audio in Sensitivity: RCA Low Level Input (v)
  • RCA: 120mV - 5000mV

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