Description
Hertz CBA 250 10" Active Sealed Subwoofer Box
Upgrade your vehicle’s low-frequency performance with the Hertz CBA 250 Active Subwoofer Box, a compact yet powerful 10-inch powered subwoofer enclosure designed to deliver deep, controlled bass with minimal installation effort.
Available at Strathfield Car Radios, the CBA 250 combines high-efficiency amplification, advanced enclosure design and plug-and-play connectivity, making it an ideal solution for both factory and aftermarket audio systems.
Engineered in Italy by Hertz, this active subwoofer is built for drivers who want strong bass performance without sacrificing space or installation simplicity.
Key Features
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10" Active Sealed Subwoofer Enclosure
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250W RMS / 500W Peak Power Output
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High-Efficiency Class D Amplifier (he-li Technology)
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Ultra-Compact Design for Easy Installation
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Plug & Play SSP (Sub Smart Plug) Terminal
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Adjustable Low Pass Filter (50Hz – 200Hz)
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Bass Boost Control (0 – 6dB @ 45Hz)
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Phase Control (0° – 180°)
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High-Level & Low-Level Inputs
Powerful Bass with High-Efficiency Amplification
The Hertz CBA 250 features a built-in amplifier delivering 250W RMS power, engineered with he-li (high efficiency / low impedance) technology.
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Up to 90% efficiency for minimal energy loss
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Reduced heat generation
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Consistent, clean bass output
This design eliminates the need for a DC-DC voltage booster, improving overall efficiency and reliability.
Compact Sealed Enclosure Design
The sealed subwoofer box design ensures tight, accurate bass response while maintaining a compact footprint.
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Dimensions designed for easy boot installation
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Ideal for sedans, hatchbacks and SUVs
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Maintains clarity even at higher volumes
The enclosure is engineered to maximise performance while taking up minimal space.
2S² Technology (2 Sides / 2 Sounds)
Hertz’s innovative 2S² design allows the subwoofer to deliver flexible acoustic performance depending on placement and orientation within the vehicle.
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Optimised sound dispersion
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Improved bass response in different install positions
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Greater versatility for custom installs
Easy Plug & Play Installation
The SSP (Sub Smart Plug) terminal system simplifies installation and removal:
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Single multi-pole connector
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Quick and secure disconnection
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Clean wiring setup
Perfect for users who want a professional installation with minimal complexity.
Full Sound Tuning Control
Fine-tune your bass output with onboard controls:
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Low Pass Filter (50Hz – 200Hz) – adjustable crossover
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Bass Boost (0 – 6dB @ 45Hz) – enhances deep bass
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Phase Control (0° – 180°) – aligns bass with your system
The low pass filter can also be bypassed when using an external DSP or head unit with subwoofer control.
Compatible with Factory & Aftermarket Systems
The CBA 250 is designed for seamless integration into any system:
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High-level speaker inputs for factory head units
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RCA low-level inputs for aftermarket systems
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Works with amplifiers, DSPs and modern head units
Built for Performance & Durability
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High-density ferrite magnet for strong output
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Pressed paper cone for natural sound reproduction
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Copper voice coil for efficient power handling
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Wide frequency response (20Hz – 200Hz)
Ideal For
The Hertz CBA 250 Active Subwoofer Box is perfect for:
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Adding bass to factory sound systems
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Compact car audio upgrades
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Users wanting a plug-and-play subwoofer solution
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Drivers looking for powerful bass without large enclosures
Buy Hertz Subwoofers at Strathfield Car Radios
Shop the Hertz CBA 250 10" Active Subwoofer Box at Strathfield Car Radios, your trusted Australian retailer for car audio systems, subwoofers, amplifiers and installation solutions.
Enjoy powerful, controlled bass with a compact design built for modern vehicles.
