Polk Audio - Class D Bridgeable Multichannel MOSFET Amplifier
Model: PA D4000.4 UPC: 747192121938
POLK AUDIO Class D Bridgeable Multichannel MOSFET Amplifier: MOSFET switching; toroidal transformers; front and rear gain level controls; channel mode switch; nickel-plated wire terminals and RCA connectors
Geek Squad® installation
is strongly recommended for this product. Please visit your local Best Buy store for details.
Handles up to 400W RMS per channel bridged @ 4 ohms (14.4V)
For robust output; also handles up to 200W RMS per channel unbridged @ 2 ohms, 1kHz and up to 125W RMS per channel @ 4 ohms, 1kHz.
Full-range, high-pass and band-pass filter selections
With adjustable low- and high-pass frequency controls allow flexible operation for optimal speaker blending.
2 ohms minimum impedance (4 ohms minimum bridged)
For efficient power conduction.
Thermal, DC offset, reverse DC voltage and short-circuit protection
Help ensure safe use.
Front and rear gain level controls
Along with a channel mode switch enable precise operation.
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What’s included
- Polk Audio Class D Bridgeable Multichannel MOSFET Amplifier
Free Shipping: Yes
Similar products
Handles up to 320W RMS at 4 ohms or 480W RMS at 2 ohms
Delivers powerful sound.
High-pass and low-pass crossover
Ensures flexible operation.
Requires minimum 4-ohm impedance in mono (bridged) or 2-ohm in stereo mode
Conducts power to keep speakers working at optimal levels.
Water- and element-resistant design
Whether you need power for a wake tower or want to keep the party going at the dunes, this amplifier is engineered to withstand anything you throw at it.
Class D circuitry
Offers reliable power handling.
Bright blue Memphis LED accent strip
Creates an attractive appearance.
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| Bass Boost |
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| Bridgeable |
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| Marine |
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