KICKER CXA660.5 5-Channel Amplifier | 660W RMS Class A/B + Class D

Power your entire sound system from a single amplifier with the KICKER CXA660.5 5-Channel Amplifier. Combining four channels of premium Class A/B amplification for your speakers with a dedicated high-efficiency Class D subwoofer channel, the CXA660.5 is the ideal all-in-one solution for complete car audio upgrades.

Designed for drivers who want exceptional sound quality without the complexity of multiple amplifiers, the CXA660.5 delivers clean, detailed power to your front and rear speakers while providing dedicated low-frequency output for a subwoofer. Whether you're upgrading a factory stereo or building a premium aftermarket system, this amplifier delivers outstanding performance with minimal installation space.

The four full-range channels produce up to 90 Watts RMS per channel, while the dedicated subwoofer channel delivers up to 300 Watts RMS, giving your system the perfect balance of clarity, dynamics and deep bass.

KICKER's advanced FIT+™ (Fail-safe Integration Technology Plus) allows seamless integration with factory and aftermarket head units by accepting up to 40 volts of speaker-level input, eliminating the need for external line output converters in many installations.

Extensive onboard tuning includes high-pass and low-pass crossovers, a dedicated 24dB/octave subsonic filter for the bass channel and KICKER's exclusive KickEQ™ variable bass boost, allowing you to tailor your system to suit your vehicle and listening preferences.

With its compact chassis, efficient cooling and versatile mounting options, the CXA660.5 is one of the easiest ways to build a powerful, high-quality audio system using just a single amplifier.

Features

• 5-channel amplifier

• Four Class A/B full-range channels

• Dedicated Class D subwoofer channel

• 660W RMS total output

• Complete speaker and subwoofer solution

• FIT+™ factory integration technology

• Accepts up to 40V speaker-level input

• Variable high-pass and low-pass crossovers

• 24dB/octave subsonic filter

• KickEQ™ variable bass boost

• Compact chassis for easy installation

• Three-second soft turn-on/off protection

• Vertical mounting hardware included

• Compatible with optional CXARC Remote Bass Controller

Specifications

• Model: CXA660.5

• Part Number: 46CXA660.5

• Amplifier Configuration: 5-Channel

• Front/Rear Amplifier Class: Class A/B

• Subwoofer Amplifier Class: Class D

Full-Range Channels

• RMS Power @ 4 Ohms: 65W x 4

• RMS Power @ 2 Ohms: 90W x 4

• Bridged RMS Power @ 4 Ohms: 180W x 2

Subwoofer Channel

• RMS Power @ 4 Ohms: 150W x 1

• RMS Power @ 2 Ohms: 300W x 1

General Specifications

• Frequency Response (Speakers): 10Hz – 20kHz

• Frequency Response (Sub): 25Hz – 200Hz

• Signal-to-Noise Ratio: 90dB

• Low-Level Input Sensitivity: 125mV – 5V

• High-Level Input Sensitivity: 1V – 40V

• High-Pass Crossover: 10Hz – 200Hz (12dB/Octave)

• Low-Pass Crossover: 50Hz – 200Hz (12dB/Octave)

• Subsonic Filter: 25Hz @ 24dB/Octave

• KickEQ™ Bass Boost: Variable 0–6dB @ 40Hz

• Remote Bass Controller Compatible: Yes (CXARC Sold Separately)

• Amplifier Length: 357mm

Perfect For

• Complete speaker and subwoofer upgrades

• Factory stereo upgrades

• Aftermarket head unit installations

• Single amplifier installations

• Daily drivers

• 4WDs, SUVs and touring vehicles

• Customers wanting a neat, space-saving audio system

What's Included

• KICKER CXA660.5 5-Channel Amplifier

• Vertical Mounting Hardware

• Installation Guide

Why Choose the KICKER CXA660.5?

The CXA660.5 eliminates the need for separate speaker and subwoofer amplifiers by combining both into one compact, high-performance unit. Its hybrid Class A/B and Class D design provides outstanding sound quality for speakers while delivering efficient, powerful bass from the dedicated subwoofer channel. With advanced FIT+™ integration, flexible tuning controls and KICKER's renowned reliability, it's an ideal choice for anyone wanting a complete audio upgrade without sacrificing installation space.

Professional Installation Available

Garage Audio specialises in complete amplifier installations and audio system upgrades. We can professionally install and tune the KICKER CXA660.5 with factory or aftermarket head units, speakers and subwoofers, ensuring every component works together for exceptional sound quality. Every installation is backed by our Lifetime Workmanship Guarantee.