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Discontinued Boss Monoblock Amplifiers

Deep, powerful bass is at the heart of Boss's Monoblock Amplifiers.

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Boss CXXD5000 (Factory Refurbished)

5000W MAX Class D Single Channel Monoblock Chaos Exxtreme Series Amplifier

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5000W MAX Class D Single Channel Monoblock Chaos Exxtreme Series Amplifier

• RMS Power: 2000W x 1 @ 4 ohm
• Peak Power: 3500W x 1 @ 2 ohm, 5000W x 1 @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB at 50 Hz
• Speaker Level Inputs
• Dimensions: 11"W x 20-11/16"L x 2-7/8"H

• RMS Power: 2000W x 1 @ 4 ohm
• Peak Power: 3500W x 1 @ 2 ohm, 5000W x 1 @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB at 50 Hz
• Speaker Level Inputs
• Dimensions: 11"W x 20-11/16"L x 2-7/8"H

Boss CF1500M Monoblock Amplifier

1500W Max (1125W RMS) Chaos Fury Series Class-AB Monoblock 2-Ohm Stable Amplifier with Remote Level Control

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1500W Max (1125W RMS) Chaos Fury Series Class-AB Monoblock 2-Ohm Stable Amplifier with Remote Level Control

• 563 Watts RMS x 1 @ 4 ohm
• 1125 Watts RMS x 1 @ 2 ohm
• Total Peak Power: 1500 Watts
• Wired remote bass level control included
• Speaker-level (high-level) inputs
• Variable Bass Boost

• 563 Watts RMS x 1 @ 4 ohm
• 1125 Watts RMS x 1 @ 2 ohm
• Total Peak Power: 1500 Watts
• Wired remote bass level control included
• Speaker-level (high-level) inputs
• Variable Bass Boost

Boss CE200M

200W Monoblock Chaos Epic Series Class AB Amplifier

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200W Monoblock Chaos Epic Series Class AB Amplifier

• RMS Power: 75W x 1 @ 4 ohm, 150W x 1 @ 2 ohm
• Total Peak Power: 200W
• Variable Low Pass Filter
• Dimensions: 4" W x 3.125" L x 1.625" H

• RMS Power: 75W x 1 @ 4 ohm, 150W x 1 @ 2 ohm
• Total Peak Power: 200W
• Variable Low Pass Filter
• Dimensions: 4" W x 3.125" L x 1.625" H

Boss PD3000

3000W Monoblock Phantom Series Class D Amplifier

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3000W Monoblock Phantom Series Class D Amplifier

• RMS: 750W x 1 @ 4 ohm
• Total Peak Power: 3000W
• Gold-plated RCA low level and high level inputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.31" W x 13.00" L x 2.25" H

• RMS: 750W x 1 @ 4 ohm
• Total Peak Power: 3000W
• Gold-plated RCA low level and high level inputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.31" W x 13.00" L x 2.25" H

Boss CXXM1250

625W RMS Class AB Single Channel Monoblock Chaos Exxtreme Series Amplifier

6-Year Manufacturer's Extended Warranty When Bought Here!

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625W RMS Class AB Single Channel Monoblock Chaos Exxtreme Series Amplifier

• RMS: 500W x 1 @ 4 ohm, 625W x 1 @ 2 ohm
• Total Peak Power: 1250W
• Wired Bass Remote Included
• Bass Boost 0-18 dB at 50 Hz
• Speaker Level Inputs
• Dimensions: 11"W x 10-5/8"L x 2-7/8"H

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6-Year Manufacturer's Extended Warranty When Bought Here!

• RMS: 500W x 1 @ 4 ohm, 625W x 1 @ 2 ohm
• Total Peak Power: 1250W
• Wired Bass Remote Included
• Bass Boost 0-18 dB at 50 Hz
• Speaker Level Inputs
• Dimensions: 11"W x 10-5/8"L x 2-7/8"H

Boss Onyx NXD3500

3500W Max, Onyx Series Class D Monoblock Power Amplifier with Remote Level Control

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3500W Max, Onyx Series Class D Monoblock Power Amplifier with Remote Level Control

Onyx Series Monoblock Class D Car Amplifier • 1500W x 1 Chan. @ 4 ohm • 3500W Max • MOSFET PWM Power supply • Variable gain controls • Phase Shift Selector • Black Heatsink • Variable Subsonic and low-pass filter

Onyx Series Monoblock Class D Car Amplifier • 1500W x 1 Chan. @ 4 ohm • 3500W Max • MOSFET PWM Power supply • Variable gain controls • Phase Shift Selector • Black Heatsink • Variable Subsonic and low-pass filter

Boss R2400D Monoblock Amplifier

2400W Max (1800W RMS) Riot Series Class-D Monoblock 1-Ohm Stable Amplifier with Remote Level Control Included

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2400W Max (1800W RMS) Riot Series Class-D Monoblock 1-Ohm Stable Amplifier with Remote Level Control Included

• 450 Watts RMS x 1 @ 4 ohm
• 900 Watts RMS x 1 @ 2 ohm
• 1800 Watts RMS x 1 @ 1 ohm
• Total Peak Power: 2400 Watts
• Wired remote bass level control included
• Preamp RCA outputs to daisy chain multiple amps
• Variable Bass Boost

• 450 Watts RMS x 1 @ 4 ohm
• 900 Watts RMS x 1 @ 2 ohm
• 1800 Watts RMS x 1 @ 1 ohm
• Total Peak Power: 2400 Watts
• Wired remote bass level control included
• Preamp RCA outputs to daisy chain multiple amps
• Variable Bass Boost

Boss D1200M

1200W Max, Class D Monoblock Diablo Series Amplifier

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1200W Max, Class D Monoblock Diablo Series Amplifier

Diablo Series Class D Monoblock Car Amplifier • 280W x 1 chan. @ 4 ohm • 1200 watts x 1 chan. Max • Stackable operation • Preamp RCA outputs • Phase switch

Diablo Series Class D Monoblock Car Amplifier • 280W x 1 chan. @ 4 ohm • 1200 watts x 1 chan. Max • Stackable operation • Preamp RCA outputs • Phase switch

Boss PH2500M

2500W Max Phantom Series Monoblock Class AB Car Amplifier

6-Year Manufacturer's Extended Warranty When Bought Here!

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2500W Max Phantom Series Monoblock Class AB Car Amplifier

• RMS: 580W x 1 @ 4 ohm
• Peak: 2500W x 1 @ 2 ohm
• Black Anodized Heatsink
• Bass Boost 0-18 dB
• Low Pass Filter: 50-150 Hz
• Dimensions: 9-1/2"L x 14"W x 2-1/4H

Promo Savings Icon

6-Year Manufacturer's Extended Warranty When Bought Here!

• RMS: 580W x 1 @ 4 ohm
• Peak: 2500W x 1 @ 2 ohm
• Black Anodized Heatsink
• Bass Boost 0-18 dB
• Low Pass Filter: 50-150 Hz
• Dimensions: 9-1/2"L x 14"W x 2-1/4H

Boss NXD5500

5500W Max Onyx Series Class D Monoblock Power Amplifier

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5500W Max Onyx Series Class D Monoblock Power Amplifier

• RMS: 2300W x 1 @ 4 ohm
• Peak: 4000W x 1 @ 2 ohm, 5500W x 1 chan @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB
• Line and Speaker Level Inputs
• Dimensions: 18-1/8" L x 10" W x 2-3/16" H

• RMS: 2300W x 1 @ 4 ohm
• Peak: 4000W x 1 @ 2 ohm, 5500W x 1 chan @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB
• Line and Speaker Level Inputs
• Dimensions: 18-1/8" L x 10" W x 2-3/16" H

Boss PH4000D

4000W Max Phantom Series Class D Monoblock Power Amplifier

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4000W Max Phantom Series Class D Monoblock Power Amplifier

• RMS: 1600W x 1 @ 4 ohm
• Peak: 3000W x 1 @ 2 ohm, Peak Power: 4000W x 1
• Class D Circuitry
• Bass Boost 0-18 dB
• Wired Bass Control Included
• Dimensions: 9-1/2" D x 15"W x 2-1/4"H

• RMS: 1600W x 1 @ 4 ohm
• Peak: 3000W x 1 @ 2 ohm, Peak Power: 4000W x 1
• Class D Circuitry
• Bass Boost 0-18 dB
• Wired Bass Control Included
• Dimensions: 9-1/2" D x 15"W x 2-1/4"H

Boss PH5000D

5000W Max, Phantom Series Class D Monoblock Power Amplifier

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5000W Max, Phantom Series Class D Monoblock Power Amplifier

• 1 ohm: 5000 watts x 1 chan.
• RMS power output: 1800 watts x 1 chan.
• Wired remote subwoofer level control
• Nickel-plated speaker and power terminals
• Subsonic Filter

• 1 ohm: 5000 watts x 1 chan.
• RMS power output: 1800 watts x 1 chan.
• Wired remote subwoofer level control
• Nickel-plated speaker and power terminals
• Subsonic Filter

Boss PH3000D

3000W Max Class D Monoblock Phantom Series Power Amplifier

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3000W Max Class D Monoblock Phantom Series Power Amplifier

• RMS: 1200W x 1 @ 4 ohm
• Peak: 2200W x 1 @ 2 ohm, 3000W x 1 @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB
• Low Pass Filter: 50-150 Hz
• Dimensions: 9-1/2"L x 13"W x 2-1/4H

• RMS: 1200W x 1 @ 4 ohm
• Peak: 2200W x 1 @ 2 ohm, 3000W x 1 @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB
• Low Pass Filter: 50-150 Hz
• Dimensions: 9-1/2"L x 13"W x 2-1/4H

Boss NX1800.1

1800W Max, Onyx Series Monoblock MOSFET Amplifier

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1800W Max, Onyx Series Monoblock MOSFET Amplifier

• RMS: 900W x 1 @ 4 ohm
• Peak: 1800W x 1 @ 2 ohm
• Wired Bass Remote Included
• Bass Boost 0-18 dB
• Heavy Duty Aluminum Alloy Heatsink
• Dimensions: 11-3/4" L x 10" W x 2-3/16" H

• RMS: 900W x 1 @ 4 ohm
• Peak: 1800W x 1 @ 2 ohm
• Wired Bass Remote Included
• Bass Boost 0-18 dB
• Heavy Duty Aluminum Alloy Heatsink
• Dimensions: 11-3/4" L x 10" W x 2-3/16" H

Boss NXD4500

4500W Max Onyx Series Class D Monoblock Power Amplifier

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4500W Max Onyx Series Class D Monoblock Power Amplifier

• RMS: 2100W x 1 @ 4 ohm
• Peak: 3500W x 1 @ 2 ohm, 4500W x 1 chan @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB
• Line and Speaker Level Inputs
• Dimensions: 15-1/4" L x 10" W x 2-3/16" H

• RMS: 2100W x 1 @ 4 ohm
• Peak: 3500W x 1 @ 2 ohm, 4500W x 1 chan @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB
• Line and Speaker Level Inputs
• Dimensions: 15-1/4" L x 10" W x 2-3/16" H

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850 watt monoblock power amplifier • heavy duty aluminum alloy heatsink • class A-B operation • bass boost switch (0 - 18 dB) • MOSFET pulse width modulated (PWM) power supply • thermal and speaker short protection circuitry

850 watt monoblock power amplifier • heavy duty aluminum alloy heatsink • class A-B operation • bass boost switch (0 - 18 dB) • MOSFET pulse width modulated (PWM) power supply • thermal and speaker short protection circuitry

Boss CXXD2800

2800W MAX Class D Single Channel Monoblock Chaos Exxtreme Series Amplifier

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2800W MAX Class D Single Channel Monoblock Chaos Exxtreme Series Amplifier

• RMS: 1200W x 1 @ 4 ohm
• Peak: 2000W x 1 @ 2 ohm, 2800W x 1 @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB at 50 Hz
• Speaker Level Inputs
• Dimensions: 11"W x 13"L x 2-7/8"H

• RMS: 1200W x 1 @ 4 ohm
• Peak: 2000W x 1 @ 2 ohm, 2800W x 1 @ 1 ohm
• Class D Circuitry
• Bass Boost 0-18 dB at 50 Hz
• Speaker Level Inputs
• Dimensions: 11"W x 13"L x 2-7/8"H

Boss CH1200M

1200W Max, Chaos Series Monoblock Amplifier (CH-1200M)

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1200W Max, Chaos Series Monoblock Amplifier (CH-1200M)

1200 watts Max, Class A/B Monoblock Amplifier • 400 watts x 1 chan. @ 4 ohm • MOSFET Power Supply • Heavy-duty Aluminum Alloy Heatsink • Low Pass Crossover • Soft Turn-on Circuit • Thermal and Speaker Short Protection

1200 watts Max, Class A/B Monoblock Amplifier • 400 watts x 1 chan. @ 4 ohm • MOSFET Power Supply • Heavy-duty Aluminum Alloy Heatsink • Low Pass Crossover • Soft Turn-on Circuit • Thermal and Speaker Short Protection

Boss PM2500

2500W Monoblock Phantom Series Class AB Amplifier

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2500W Monoblock Phantom Series Class AB Amplifier

• RMS: 1250W x 1 @ 4 ohm
• Total Peak Power: 2500W
• Gold-plated RCA low level and high level inputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.31" W x 14.00" L x 2.25" H

• RMS: 1250W x 1 @ 4 ohm
• Total Peak Power: 2500W
• Gold-plated RCA low level and high level inputs
• 3-way protection circuitry (thermal, overload, and speaker short protection)
• Wired remote bass level control included
• 10.31" W x 14.00" L x 2.25" H

Boss NX2800.1

2800W Max Onyx Series Monoblock MOSFET Power Amplifier

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2800W Max Onyx Series Monoblock MOSFET Power Amplifier

• RMS: 1500W x 1 @ 4 ohm
• Peak: 2800W x 1 @ 2 ohm
• Wired Bass Remote Included
• Bass Boost 0-18 dB
• Line and Speaker Level Inputs
• Dimensions: 15-1/8" L x 10" W x 2-3/16" H

• RMS: 1500W x 1 @ 4 ohm
• Peak: 2800W x 1 @ 2 ohm
• Wired Bass Remote Included
• Bass Boost 0-18 dB
• Line and Speaker Level Inputs
• Dimensions: 15-1/8" L x 10" W x 2-3/16" H

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    Boss Monoblock Amplifiers Information

    The Boss monoblock amplifier offers efficient power output. These amps take-up little space and have a solid power rating. Your audio system is not complete without a Boss amplifier.
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