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3 inch - 1 Channel Car Amplifiers

To power up your sub-woofers, install a mono amplifier. Among many features of a mono amplifier are low frequency reproduction, built in bass boost and low pass filters. A class D mono amplifier brings out less heat, are more efficient and draws less current.

One channel car amplifier provide users with a single audio input/output selector to power one speaker. This device is great if you only need to power a large woofer or subwoofer.

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  1. Autotek MM3020.1D Mean Machine Series 3000W Class D Monoblock Amplifier
    Autotek MM3020.1D Mean Machine Series 3000W Class D Monoblock Amplifier
    $109.99
    • 3000 Watt Class D Monoblock Amplifier
    • 1-ohm / 2-ohm / 4-ohm stable
    • 3000W x 1 @ 1 Ω
    • 1500W x 1 @ 2 Ω
    • 750W x 1 @ 4 Ω
    • Remote Bass Control included
    Learn More
  2. Soundstorm EV4000D Evolution Series Class D Mono Amplifier 4 000W max 2 000W x 1 @ 4 Ohm 2 200W x 1 @ 2 Ohm
    Soundstorm EV4000D Evolution Series Class D Mono Amplifier 4 000W max 2 000W x 1 @ 4 Ohm 2 200W x 1 @ 2 Ohm
    $160.99
    • Master/Slave Switch
    • Strapping Capability
    • Number of RCA Line Output: 2
    • RMS Power @ 4 Ohms: 1600 Watts x 1
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  3. Planet Audio TR3000.1D Torque Series 3000 Watt Class D Monoblock Car Audio Amplifier
    Planet Audio TR3000.1D Torque Series 3000 Watt Class D Monoblock Car Audio Amplifier
    $179.99
    • Planet Audio TR3000.1D Torque Series Monoblock Class D Car Amplifier
    • 4-Ohms: 563 Watts x 1
    • 2-Ohms: 1125 Watts x 1
    • 1-Ohms: 2250 Watts x 1
    • Blue illuminated torque logo
    • Remote subwoofer level control
    • Low level inputs
    • Variable bass boost
    • Strappable amplifier for double the output with less current consumption (Requires another amplifier)
    Learn More
  4. Planet Audio TR4000.1D Torque Series 4000 Watt Class D Monoblock Car Audio Amplifier
    Planet Audio TR4000.1D Torque Series 4000 Watt Class D Monoblock Car Audio Amplifier
    $199.99
    • Planet Audio TR4000.1D Torque Series Monoblock Class D Car Amplifier
    • 4-Ohms: 750 Watts x 1
    • 2-Ohms: 1500 Watts x 1
    • 1-Ohms: 3000 Watts x 1
    • Blue illuminated torque logo
    • Remote subwoofer level control
    • Low level inputs
    • Variable bass boost
    • Strappable amplifier for double the output with less current consumption (Requires another amplifier)
    Learn More
  5. Soundstorm EV5000D Evolution Series Class D Mono Amplifier
    Soundstorm EV5000D Evolution Series Class D Mono Amplifier 5000W MAX Power
    $203.99
    • 4 Ohms: 1800 Watts x 1
    • Thermal Overload & Speaker's Short Protection
    • Amplifier Class D
    • Total Power: 5000 Watts
    Learn More
  6. Boss Audio PD4000 Monoblock amplifier - Main
    Boss Audio PD4000 Phantom Series 4,000 Watt Class D Monoblock Amplifier
    $209.99
    • Phantom series Class D monoblock amp
    • Class D 1 Channel
    • 1 Ohm stable mono operation
    • Maximum power output: 4000 watts x 1 channel
    • Variable low-pass filter: 50 Hz - 250 Hz
    Learn More
  7. Planet Audio TR5000.1D Torque Series 5000 Watt Class D Monoblock Car Audio Amplifier
    Planet Audio TR5000.1D Torque Series 5000 Watt Class D Monoblock Car Audio Amplifier
    $269.99
    • Planet Audio TR5000.1D Torque Series Monoblock Class D Car Amplifier
    • 4-Ohms: 938 Watts x 1
    • 2-Ohms: 1875 Watts x 1
    • 1-Ohms: 3750 Watts x 1
    • Blue illuminated torque logo
    • Remote subwoofer level control
    • Low level inputs
    • Variable bass boost
    • Strappable amplifier for double the output with less current consumption (Requires another amplifier)
    Learn More
  8. VFL Audio VFLCOMP3K 3000 Watt Mono Class-D Competition Amplifier
    VFL Audio VFLCOMP3K 3000 Watt Mono Class-D Competition Amplifier
    $449.99
    • 3000 Watt Mono Class-D Competition Amplifier
    • Stable down to 1-ohm
    • 3000 watts RMS x 1 Channel (1 ohm)
    • 1500 watts RMS x 1 Channel (2 ohms)
    • 750 watts RMS x 1 Channel (4 ohms)
    • Strap-able for ridiculous power output
    Learn More
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