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Discontinued Alpine 4-Channel Amplifiers

Drive multiple speakers with Alpine's versatile 4-channel amplifiers for rich sound.

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You are currently viewing discontinued products.

Alpine PDX-4.100 Open Box

4-Channel Power Density Digital Amplifier (PDX4.100)

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4-Channel Power Density Digital Amplifier (PDX4.100)

4-Channel Power Density Digital Amplifier • 100W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

4-Channel Power Density Digital Amplifier • 100W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

Alpine PDX-4.100 R/B

4-Channel Power Density Digital Amplifier (PDX4.100)

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4-Channel Power Density Digital Amplifier (PDX4.100)

4-Channel Power Density Digital Amplifier • 100W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

4-Channel Power Density Digital Amplifier • 100W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

Alpine MRV-F300 Open Box

300W 4-Channel Class D V-Power Series Compact Car Amplifier

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300W 4-Channel Class D V-Power Series Compact Car Amplifier

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis

Alpine KTP-445U-open box

Universal Head Unit Power Pack for Use with all Aftermarket & Factory Receivers

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Universal Head Unit Power Pack for Use with all Aftermarket & Factory Receivers

• RMS Power: 45W x 4-Chan. @ 4 Ohm
• Adjustable Gain Switch
• Plug-and-Play
• CEA-2006 Compliant

• RMS Power: 45W x 4-Chan. @ 4 Ohm
• Adjustable Gain Switch
• Plug-and-Play
• CEA-2006 Compliant

Alpine PDR-F50-open box

4-Channel 85W PDR Series Class D Car Amplifier

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4-Channel 85W PDR Series Class D Car Amplifier

• RMS Power: 85W x 4 @ 4 ohm, 125W x 2 @ 2 ohm, 250W x 2 @ 4 ohm, Bridged
• Preamp Outputs
• Dimensions: 9"W x 7.12"L x 2.8"H

• RMS Power: 85W x 4 @ 4 ohm, 125W x 2 @ 2 ohm, 250W x 2 @ 4 ohm, Bridged
• Preamp Outputs
• Dimensions: 9"W x 7.12"L x 2.8"H

Alpine MRV-F545 R/B

4-Channel High Power Amplifier

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4-Channel High Power Amplifier

V12 4-Channel High Power Amplifier • 125W RMS x 4 @ 4 • 500W RMS x 1 Bridged (Chan 3/4) • Blue LCD Display • Amplifier Link • 1 Preamp Outputs • Bass Engine • Adjustable Crossover and Input Sensitivity

V12 4-Channel High Power Amplifier • 125W RMS x 4 @ 4 • 500W RMS x 1 Bridged (Chan 3/4) • Blue LCD Display • Amplifier Link • 1 Preamp Outputs • Bass Engine • Adjustable Crossover and Input Sensitivity

Alpine KTP-445U Power Pack

180W RMS Power Pack Series Compact Class D 4-Channel Car Amplifier

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180W RMS Power Pack Series Compact Class D 4-Channel Car Amplifier

• RMS Power: 45W x 4-Chan. @ 4 Ohm
• Adjustable Gain Switch
• Plug-and-Play
• CEA-2006 Compliant

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• RMS Power: 45W x 4-Chan. @ 4 Ohm
• Adjustable Gain Switch
• Plug-and-Play
• CEA-2006 Compliant

(2) FREE Pairs Alpine SPS-610 (6.5") + Alpine XA70F Amplified Speaker Package

(2) Pairs 6.5" Alpine SPS-610 + Alpine XA70F 1400 Watt Amplified Pro Speaker Package

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(2) Pairs 6.5" Alpine SPS-610 + Alpine XA70F 1400 Watt Amplified Pro Speaker Package

• FEATURE 1
• FEATURE 2
• FEATURE 3
• FEATURE 4
• FEATURE 5
• FEATURE 6
• FEATURE 7

• FEATURE 1
• FEATURE 2
• FEATURE 3
• FEATURE 4
• FEATURE 5
• FEATURE 6
• FEATURE 7

Alpine MRV-F300

300W 4-Channel Class D V-Power Series Compact Car Amplifier

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300W 4-Channel Class D V-Power Series Compact Car Amplifier

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis

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VIP Product Get $19.00 in rewards to spend later

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis

Alpine PDX-F6

600W RMS, PDX Series 4-Channel Power Density Digital Amplifier

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600W RMS, PDX Series 4-Channel Power Density Digital Amplifier

PDX Series 4-Channel Car Amplifier • Class D • 600 Watts RMS • 150 Watts x 4 Chan. RMS • Variable High-Pass and Low-Pass Filter • Blue LED Power/Status Indicator • Compact Size

PDX Series 4-Channel Car Amplifier • Class D • 600 Watts RMS • 150 Watts x 4 Chan. RMS • Variable High-Pass and Low-Pass Filter • Blue LED Power/Status Indicator • Compact Size

EXCLUSIVE

Alpine Speakers + Kicker Amplifier Bundle

5-1/4" Alpine SPS-510 Type S Series Speakers + Kicker 11DX400.4 4 Chan. Amp + Kit + Sound Dampening

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5-1/4" Alpine SPS-510 Type S Series Speakers + Kicker 11DX400.4 4 Chan. Amp + Kit + Sound Dampening

5-1/4" Type S Series Car Speakers • 340W Max • 110W RMS • DX Series 4-Channel Class AB Car Amplifier • MOSFET Power Supply • Fail-Safe Integration Technology • Amplifier Kit • Sound Dampening Material

5-1/4" Type S Series Car Speakers • 340W Max • 110W RMS • DX Series 4-Channel Class AB Car Amplifier • MOSFET Power Supply • Fail-Safe Integration Technology • Amplifier Kit • Sound Dampening Material

Alpine PDX-F4 Open Box, Accepatble Condition (Used)

400W PDX Series 4-Channel Power Density Digital Class D Car Amplifier

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400W PDX Series 4-Channel Power Density Digital Class D Car Amplifier

• Item Condition: Open Box
• RMS Power: 100W x 4-Chan. @ 4 ohm
• 400 Watts RMS
• Class D
• Variable High-Pass and Low-Pass Filter
• Blue LED Power/Status Indicator
• Compact Size

• Item Condition: Open Box
• RMS Power: 100W x 4-Chan. @ 4 ohm
• 400 Watts RMS
• Class D
• Variable High-Pass and Low-Pass Filter
• Blue LED Power/Status Indicator
• Compact Size

Alpine PDX-4.150 Defective #2

(Defective) 4-Channel Power Density Digital Amplifier (PDX4.150)

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(Defective) 4-Channel Power Density Digital Amplifier (PDX4.150)

Defective• 4-Channel Power Density Digital Amplifier • 150W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

Defective• 4-Channel Power Density Digital Amplifier • 150W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

Alpine PSS-21WRA Open Box (Complete)

2015-2017 Jeep Wrangler Unlimited Complete Sound Solution

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2015-2017 Jeep Wrangler Unlimited Complete Sound Solution

• Complete audio upgrade for 2015-2017 Jeep Wrangler Unlimited vehicles
•Includes midwoofers, tweeters, a powered subwoofer and a 4-channel amplifier

• Complete audio upgrade for 2015-2017 Jeep Wrangler Unlimited vehicles
•Includes midwoofers, tweeters, a powered subwoofer and a 4-channel amplifier

Alpine PDX-4.150 Defective

(Defective) 4-Channel Power Density Digital Amplifier (PDX4.150)

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(Defective) 4-Channel Power Density Digital Amplifier (PDX4.150)

Defective• 4-Channel Power Density Digital Amplifier • 150W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

Defective• 4-Channel Power Density Digital Amplifier • 150W x 4 chan. @ 4 Ohm • class D amp design • stackable installation design • MOSFET power supply • quick connect power connectors

Alpine MRV-F300_XKIT82

300W 4-Channel Class D V-Power Series Compact Car Amplifier + FREE 100% Copper 2-Channel True Spec 8 Gauge Amplifier Installation Kit

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300W 4-Channel Class D V-Power Series Compact Car Amplifier + FREE 100% Copper 2-Channel True Spec 8 Gauge Amplifier Installation Kit

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis
• 8 Gauge 2-Channel Complete Amplifier Installation Kit

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis
• 8 Gauge 2-Channel Complete Amplifier Installation Kit

Alpine R2-A60F (Like New (Open Box))

600W RMS Class D R-Series 4 Channel Car Amplifier

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600W RMS Class D R-Series 4 Channel Car Amplifier

• 100 watts x 4 channel @ 4 ohm
• 150 watts x 4 channel @ 2 ohm
• Bridged: 300 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel Amplifier

• 100 watts x 4 channel @ 4 ohm
• 150 watts x 4 channel @ 2 ohm
• Bridged: 300 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel Amplifier

Alpine X Series 700W 4 Channel Class D Power Density Car Amplifier (2 Pack)

Alpine X Series 700W 4 Channel Class D Power Density Car Amplifier (2 Pack)

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Alpine X Series 700W 4 Channel Class D Power Density Car Amplifier (2 Pack)

• 120 Watts RMS x 4 @ 4 ohm
• 715 Watts RMS x 4 @ 2 ohm
• 350 Watts RMS x 2 @ 4 ohm, Bridged
• CEA-2006 Compliant
• Low Pass and High Pass Filters
• 0 - 12dB Bass Boost
• Aluminum Heatsink
• Dimensions: 11-3/4" W x 7-5/8" L x 2" H

• 120 Watts RMS x 4 @ 4 ohm
• 715 Watts RMS x 4 @ 2 ohm
• 350 Watts RMS x 2 @ 4 ohm, Bridged
• CEA-2006 Compliant
• Low Pass and High Pass Filters
• 0 - 12dB Bass Boost
• Aluminum Heatsink
• Dimensions: 11-3/4" W x 7-5/8" L x 2" H

Alpine S2-A36F (Open Box, Good)

360W RMS Class D S-Series 4 Channel Car Amplifier

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360W RMS Class D S-Series 4 Channel Car Amplifier

• 60 watts x 4 channel @ 4 ohm
• 90 watts x 4 channel @ 2 ohm
• Bridged: 180 watts x 2 channel @ 4 ohm
• Total RMS Power: 360 watts
• Class D 2 ohm Stable 4-Channel Amplifier

• 60 watts x 4 channel @ 4 ohm
• 90 watts x 4 channel @ 2 ohm
• Bridged: 180 watts x 2 channel @ 4 ohm
• Total RMS Power: 360 watts
• Class D 2 ohm Stable 4-Channel Amplifier

Alpine KTA-450 (Like New (Open Box))

400W Peak (200W RMS) Class D Power Pack Series 4 Channel Car Amplifier

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400W Peak (200W RMS) Class D Power Pack Series 4 Channel Car Amplifier

• 50 watts x 4 channel @ 4 ohm
• 45 watts x 4 channel @ 2 ohm
• Total RMS Power: 200 watts
• Class D 2 ohm Stable 4-Channel Amplifier

• 50 watts x 4 channel @ 4 ohm
• 45 watts x 4 channel @ 2 ohm
• Total RMS Power: 200 watts
• Class D 2 ohm Stable 4-Channel Amplifier

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    Alpine 4-Channel Amplifiers Information

    A 4 channel car amplifier from Alpine will provide your vehicle with the power it requires. These amps can operate four channels and Alpine is a leader in amplification solutions. Power your speakers with a Alpine 4-channel amplifier for a great all around sound.
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