ESX QXB8A 20 cm (8) Active Subwoofer System
The ESX QXB8A is a compact active subwoofer system designed for those who want powerful bass without the complexities of external amplifiers. Featuring a modern Class D amplifier integrated within its enclosure, this subwoofer delivers impressive performance and efficiency. It’s an ideal choice for users looking to enhance their car audio experience without the hassle of complicated installations.
Key Features:
- 20 cm (8) Bassreflex Active Subwoofer System
- Integrated Class D Amplifier (Power4 Active Module)
- Output Power: 400 Watts RMS / 800 Watts Max
- Low Pass Filter: 40-120 Hz @ 12 dB
- Phase Shift Options: 0°/180°
- Bass Boost: 0-6dB @ 45Hz
- Input Options: RCA Low Level & High Level Input
- Auto Turn-On Function (DC or Signal)
- Compatible with Start-Stop Systems, operational up to 7 Volts
- EPS PRO with Switchable Resistance (10R / 150R / 600R)
- Input Sensitivity: 15 or 40 Volts (switchable)
- Triple Limiter Function with Clipping LED
- Includes a Bass Remote Controller
- Compact Enclosure with Logo Embroidery
- Protection Grille included
- Optional Standing Feet for Downfire Operation
- Dimensions: 48 x 33 x 18 cm












