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Discontinued Infinity 5-Channel, 6-Channel & 8-Channel Amplifiers

Versatile Infinity 5-Channel, 6-Channel & 8-Channel Amplifiers offer unparalleled audio control.

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Infinity Kappa K5 Car Amplifier with Bluetooth and Clari-fi Technology

2300W Peak (750W RMS) Bluetoooth High Performance Kappa Series Class-D 5-Channel 2-Ohm Stable Amplifier and Clari-Fi Technology

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2300W Peak (750W RMS) Bluetoooth High Performance Kappa Series Class-D 5-Channel 2-Ohm Stable Amplifier and Clari-Fi Technology

• 75 Watts RMS x 4 @ 4 ohm
• 100 Watts RMS x 4 @ 2 ohm
• 200 Watts RMS x 2 @ 4 ohm Bridged
• Subwoofer Channel: 4 ohm: 200 watts x 1 chan.
• 2 ohm: 350 watts x 1 chan.
• Total Peak Power: 1500 Watts
• Bluetooth Streaming
• Clari-fi Technology
• Wired control panel
• Speaker-level (high-level) inputs

• 75 Watts RMS x 4 @ 4 ohm
• 100 Watts RMS x 4 @ 2 ohm
• 200 Watts RMS x 2 @ 4 ohm Bridged
• Subwoofer Channel: 4 ohm: 200 watts x 1 chan.
• 2 ohm: 350 watts x 1 chan.
• Total Peak Power: 1500 Watts
• Bluetooth Streaming
• Clari-fi Technology
• Wired control panel
• Speaker-level (high-level) inputs

Infinity Reference 4555A (REF-4555A)

1800W Peak (760W RMS) Reference Series 5-Channel Amplifier

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1800W Peak (760W RMS) Reference Series 5-Channel Amplifier

• 45 Watts RMS x 4 + 320 Watts x 1 @ 4 ohm
• 65 Watts RMS x 2 + 500 Watts x 1 @ 2 ohm
• Total Peak Power: 1800 Watts
• Variable Bass Boost: 0 to +9 dB
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Frequency Response: 32 - 320 Hz

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• 45 Watts RMS x 4 + 320 Watts x 1 @ 4 ohm
• 65 Watts RMS x 2 + 500 Watts x 1 @ 2 ohm
• Total Peak Power: 1800 Watts
• Variable Bass Boost: 0 to +9 dB
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Frequency Response: 32 - 320 Hz

** DO NOT USE - DUPLICATE ** Infinity KAPPA FIVE AM

1200W Max, Kappa Series 5-Channel Class D Car Amplifier

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1200W Max, Kappa Series 5-Channel Class D Car Amplifier

• Full-Range RMS: 50W x 4 @ 4 ohm, 75W x 4 @ 2 ohm
• Subwoofer RMS: 200W x 1 @ 4 ohm, 300W x 1 @ 2 ohm
• CEA-2006 Compliant
• 12 dB Per Octave Crossovers
• Differential Signal Inputs
• Dimensions: 14-3/16"L x 7-1/16"W x 1-3/4"H

• Full-Range RMS: 50W x 4 @ 4 ohm, 75W x 4 @ 2 ohm
• Subwoofer RMS: 200W x 1 @ 4 ohm, 300W x 1 @ 2 ohm
• CEA-2006 Compliant
• 12 dB Per Octave Crossovers
• Differential Signal Inputs
• Dimensions: 14-3/16"L x 7-1/16"W x 1-3/4"H

Infinity Reference 4555A

1800W Peak (760W RMS) Reference Series 5-Channel Amplifier

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1800W Peak (760W RMS) Reference Series 5-Channel Amplifier

• 45 Watts RMS x 4 + 320 Watts x 1 @ 4 ohm
• 65 Watts RMS x 2 + 500 Watts x 1 @ 2 ohm
• Total Peak Power: 1800 Watts
• Variable Bass Boost: 0 to +9 dB
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Frequency Response: 32 - 320 Hz

• 45 Watts RMS x 4 + 320 Watts x 1 @ 4 ohm
• 65 Watts RMS x 2 + 500 Watts x 1 @ 2 ohm
• Total Peak Power: 1800 Watts
• Variable Bass Boost: 0 to +9 dB
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Frequency Response: 32 - 320 Hz

EXCLUSIVE

Infinity 5350A + Amplifier Kit

800W Max , Reference Series Class AB 5-Channel Amplifier + 4 Gauge Amplifier Kit + 1F Cap + Dynamat

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800W Max , Reference Series Class AB 5-Channel Amplifier + 4 Gauge Amplifier Kit + 1F Cap + Dynamat

Reference Series Class AB 5-Channel Amplifier • MOSFET Power Supply • 5-way Protection Circuitry • Variable Low-Pass Filter • CEA-2006 Compliant Amplifier • RX1200 Digital 1.2 Farad Capacitor • Bright LED Voltage Display • For Systems up to 1200 Watts

Reference Series Class AB 5-Channel Amplifier • MOSFET Power Supply • 5-way Protection Circuitry • Variable Low-Pass Filter • CEA-2006 Compliant Amplifier • RX1200 Digital 1.2 Farad Capacitor • Bright LED Voltage Display • For Systems up to 1200 Watts

EXCLUSIVE

Infinity KAPPA-FIVE + Amplifier Kit

1200W Max ,5 Channel Class D Car Amplifier + Kicker 4 Gauge Amplifier Kit + 1 Farad Capacitor

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1200W Max ,5 Channel Class D Car Amplifier + Kicker 4 Gauge Amplifier Kit + 1 Farad Capacitor

Kappa Series 5-Channel Class D Car Amplifier • DirectFET Transistors for Increased Power Output • CEA-2006 Compliant Amplifier • Variable Low-Pass Filter • Variable High-Pass Filter • RX1200 Digital 1.2 Farad Capacitor • Bright LED Voltage Display • For Systems up to 1200 Watts

Kappa Series 5-Channel Class D Car Amplifier • DirectFET Transistors for Increased Power Output • CEA-2006 Compliant Amplifier • Variable Low-Pass Filter • Variable High-Pass Filter • RX1200 Digital 1.2 Farad Capacitor • Bright LED Voltage Display • For Systems up to 1200 Watts

Infinity Reference 5350a

5-Channel Reference Series Amplifier

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5-Channel Reference Series Amplifier

• Full-Range RMS: 50W x 4 @ 4 ohm, 60W x 4 @ 2 ohm
• Subwoofer RMS: 150W x 1 @ 4 ohm, 300W x 1 @ 2 ohm
• CEA-2006 Compliant
• 12 dB Per Octave Crossovers
• Class D Circuitry
• Dimensions: 9"L x 16-9/16"W x 2-11/16"H

• Full-Range RMS: 50W x 4 @ 4 ohm, 60W x 4 @ 2 ohm
• Subwoofer RMS: 150W x 1 @ 4 ohm, 300W x 1 @ 2 ohm
• CEA-2006 Compliant
• 12 dB Per Octave Crossovers
• Class D Circuitry
• Dimensions: 9"L x 16-9/16"W x 2-11/16"H

Infinity K5 Amplifier with Clari-fi Technology (Open Box)

2300W Peak (750W RMS) High Performance Kappa Series Class-D 5-Channel 2-Ohm Stable Amplifier with Bluetooth and Clari-Fi Technology

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2300W Peak (750W RMS) High Performance Kappa Series Class-D 5-Channel 2-Ohm Stable Amplifier with Bluetooth and Clari-Fi Technology

• Item Condition: Like New Open Box
• 75 Watts RMS x 4 @ 4 ohm
• 100 Watts RMS x 4 @ 2 ohm
• 200 Watts RMS x 2 @ 4 ohm Bridged
• Subwoofer Channel: 4 ohm: 200 watts x 1 chan.
• 2 ohm: 350 watts x 1 chan.
• Total Peak Power: 1500 Watts
• Bluetooth Streaming
• Clari-fi Technology
• Wired control panel
• Speaker-level (high-level) inputs

• Item Condition: Like New Open Box
• 75 Watts RMS x 4 @ 4 ohm
• 100 Watts RMS x 4 @ 2 ohm
• 200 Watts RMS x 2 @ 4 ohm Bridged
• Subwoofer Channel: 4 ohm: 200 watts x 1 chan.
• 2 ohm: 350 watts x 1 chan.
• Total Peak Power: 1500 Watts
• Bluetooth Streaming
• Clari-fi Technology
• Wired control panel
• Speaker-level (high-level) inputs

Infinity Reference 4555A Open Box (Complete)

1800W Peak (760W RMS) Reference Series 5-Channel Amplifier

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1800W Peak (760W RMS) Reference Series 5-Channel Amplifier

• 45 Watts RMS x 4 + 320 Watts x 1 @ 4 ohm
• 65 Watts RMS x 2 + 500 Watts x 1 @ 2 ohm
• Total Peak Power: 1800 Watts
• Variable Bass Boost: 0 to +9 dB
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Frequency Response: 32 - 320 Hz

• 45 Watts RMS x 4 + 320 Watts x 1 @ 4 ohm
• 65 Watts RMS x 2 + 500 Watts x 1 @ 2 ohm
• Total Peak Power: 1800 Watts
• Variable Bass Boost: 0 to +9 dB
• Heavy duty aluminum alloy heat-sink for extreme heat dissipation
• Frequency Response: 32 - 320 Hz

Infinity Reference 5350a Open Box

(Open Box) 5-Channel Reference Series Amplifier (REF5350A)

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(Open Box) 5-Channel Reference Series Amplifier (REF5350A)

Reference Series Class AB 5-Channel Amplifier • 50W x 4 chan. + 150 watts x 1 chan. @ 4 ohm • 60W x 4 chan. + 300 watts x 1 chan. @ 2 ohm • 89W x 4 chan. Max + 444W x 1 sub chan. • MOSFET power supply • Gold-plated preamp RCA outputs

Reference Series Class AB 5-Channel Amplifier • 50W x 4 chan. + 150 watts x 1 chan. @ 4 ohm • 60W x 4 chan. + 300 watts x 1 chan. @ 2 ohm • 89W x 4 chan. Max + 444W x 1 sub chan. • MOSFET power supply • Gold-plated preamp RCA outputs

Infinity Kappa Five

2300W Peak (750W RMS) Kappa Series Class-D 5-Channel Amplifier with Bass Remote

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2300W Peak (750W RMS) Kappa Series Class-D 5-Channel Amplifier with Bass Remote

• 75 watts x 4 channel + 200 watts x 1 channel @ 4 ohm
• 100 watts x 4 channel + 350 watts x 1 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm + 350 watts x 1 channel @ 2 ohm
• Total RMS Power: 750 watts
• Class D 2 ohm Stable 5-Channel Amplifier

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• 75 watts x 4 channel + 200 watts x 1 channel @ 4 ohm
• 100 watts x 4 channel + 350 watts x 1 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm + 350 watts x 1 channel @ 2 ohm
• Total RMS Power: 750 watts
• Class D 2 ohm Stable 5-Channel Amplifier

Infinity KAPPA FIVE Open Box

(Open Box) 1200W Max, Kappa Series 5-Channel Amplifier

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(Open Box) 1200W Max, Kappa Series 5-Channel Amplifier

Kappa Series 5-Channel Class D Car Amplifier • 50 Watts x 4 Chan. @ 4 Ohm • 75 Watts x 4 Chan. @ 2 Ohm • DirectFET Technology Transistors • Dynamic Bass Optimization • Non-Stop Thermal Protection •

Kappa Series 5-Channel Class D Car Amplifier • 50 Watts x 4 Chan. @ 4 Ohm • 75 Watts x 4 Chan. @ 2 Ohm • DirectFET Technology Transistors • Dynamic Bass Optimization • Non-Stop Thermal Protection •

Infinity Reference 5350a R/B

5-Channel Reference Series Amplifier (REF5350A)

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5-Channel Reference Series Amplifier (REF5350A)

Reference Series Class AB 5-Channel Amplifier • 50W x 4 chan. + 150 watts x 1 chan. @ 4 ohm • 60W x 4 chan. + 300 watts x 1 chan. @ 2 ohm • 89W x 4 chan. Max • MOSFET power supply • Gold-plated preamp RCA outputs

Reference Series Class AB 5-Channel Amplifier • 50W x 4 chan. + 150 watts x 1 chan. @ 4 ohm • 60W x 4 chan. + 300 watts x 1 chan. @ 2 ohm • 89W x 4 chan. Max • MOSFET power supply • Gold-plated preamp RCA outputs

Infinity Reference 7005A (AMPRF7005AAM)

300W RMS Reference Series Class-AB 5-Channel Compact Amplifier with Bass Remote

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300W RMS Reference Series Class-AB 5-Channel Compact Amplifier with Bass Remote

• 50 watts x 4 channel + 320 watts x 1 channel @ 4 ohm
• 65 watts x 4 channel + 500 watts x 1 channel @ 2 ohm
• Bridged: 140 watts x 2 channel @ 4 ohm + 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 280 watts
• Class AB / D 2 ohm Stable 5-Channel Amplifier

• 50 watts x 4 channel + 320 watts x 1 channel @ 4 ohm
• 65 watts x 4 channel + 500 watts x 1 channel @ 2 ohm
• Bridged: 140 watts x 2 channel @ 4 ohm + 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 280 watts
• Class AB / D 2 ohm Stable 5-Channel Amplifier

Infinity Reference 7005A - New (Damaged Packaging, Product A+)

760W RMS Class AB/D Reference Series 5 Channel Car Amplifier

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760W RMS Class AB/D Reference Series 5 Channel Car Amplifier

• 50 watts x 4 channel + 320 watts x 1 channel @ 4 ohm
• 75 watts x 4 channel + 500 watts x 1 channel @ 2 ohm
• Bridged: 150 watts x 2 channel @ 4 ohm + 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 800 watts
• Class AB / D 2 ohm Stable 5-Channel Amplifier

• 50 watts x 4 channel + 320 watts x 1 channel @ 4 ohm
• 75 watts x 4 channel + 500 watts x 1 channel @ 2 ohm
• Bridged: 150 watts x 2 channel @ 4 ohm + 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 800 watts
• Class AB / D 2 ohm Stable 5-Channel Amplifier

Infinity INFDSP6840 - New (Damaged Packaging, Product A+)

1000W Peak (480W RMS) DSP Series Class-D 8-Channel Amplifier with Digital Signal Processing (DSP)

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1000W Peak (480W RMS) DSP Series Class-D 8-Channel Amplifier with Digital Signal Processing (DSP)

• 40 watts x 8 channel @ 4 ohm
• 60 watts x 8 channel @ 2 ohm
• Total RMS Power: 480 watts
• Class D 2 ohm Stable 8-Channel Amplifier

• 40 watts x 8 channel @ 4 ohm
• 60 watts x 8 channel @ 2 ohm
• Total RMS Power: 480 watts
• Class D 2 ohm Stable 8-Channel Amplifier

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    Infinity 5-Channel, 6-Channel & 8-Channel Amplifiers Information

    A 5-channel car amplifier from Infinity will provide your vehicle with the power it requires. These amps can operate five or more channels and Infinity is a leader in amplification solutions. Power your speakers with a Infinity 5-channel amplifier for a great all around sound.
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    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
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    • Vehicle produced after 2005: Inside driver's side door
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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.