Polk Audio PA D4000.4 800W RMS PA D Series Class-D 4-Channel Car Amplifier

Polk Audio PA D4000.4 800W RMS PA D Series Class-D 4-Channel Car Amplifier





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The PA D4000.4 is Polk Audio's new high-efficient digital 4-channel amplifier. This amplifier is perfect for providing the correct amount of power to a complete four speaker upgrade to your car audio system. The ability to bridge channels will give you more options on amplifying other applications such as subwoofers. This 4-channel can do amplify anything from high-end speakers to 4 entry level subwoofers. Product Features: PA D Series 4-Channel Class D Car Amplifier RMS Power Rating: 4 ohms: 125 watts x 4 chan. 2 ohms: 200 watts x 4 chan. Bridged, 4 ohms: 400 watts x 2 chan. CEA-2006 Compliant Amplifier Pulse Width Modulated MOSFET power supply LED power (blue) and protect (red) indicators Soft start turn-on 4, 3 and 2 Channel Operation 4-way protection circuitry (thermal, overload, reverse polarity & speaker short protection) Heavy duty aluminum alloy heat-sink Nickel-plated RCA level inputs Nickel-plated screw terminals Input sensitivity: 200mV - 6V Frequency Response: 20 - 20,000 Hz Damping Factor: >100 Total Harmonic Distortion (THD): <0.1% Signal to Noise Ration: 105 dBA Selectable crossover modes: LPF / FULL / HPF , with 10x Multiplier Variable high-pass filter: 20 - 400 Hz (10x Capable), 12 dB/octave Variable low-pass filter: 50 - 500 Hz (10x Capable), 12 dB/octave Fuse Rating: 40A x 1 + 35A x 1 Supply Voltage: 10V - 16V 12 AWG Speaker Connections 4 gauge OFC power and ground wiring is recommended for installation