Description
KICKER PXA400.4 Compact Waterproof 4-Channel Amplifier
Big Power. Small Footprint. Built to Conquer the Elements.
The KICKER PXA400.4 is a compact, waterproof 4-channel amplifier designed to bring premium sound to powersports, marine, and space-limited vehicle applications. Delivering up to 800 watts of dynamic power, this amp packs serious performance into a rugged housing with IP66/IP67 waterproof certification.
Ideal for UTVs, off-road vehicles, classic cars, and motorcycles, the PXA400.4 uses high-efficiency Class-D technology for reliable, cool-running power. It features 100W x 4 @ 4Ω and 150W x 4 @ 2Ω, or bridge to 300W x 2 @ 4Ω for subwoofer setups. It includes stainless-steel mounting hardware and no-solder inline couplers, simplifying installation in any environment.
For advanced tuning, pair it with the KICKER PXAPT DSP Programming Adapter (sold separately) to access KICKER Powersports Tune™ software—giving you control over EQ, crossover topology, channel linking, and more.
Key Features:
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Waterproof design with IP66/IP67 certification
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High-efficiency Class-D amplifier with up to 800W dynamic power
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Ideal for UTVs, marine, and compact installations
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100W x 4 @ 4Ω | 150W x 4 @ 2Ω | 300W x 2 bridged @ 4Ω
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Dual turn-on modes: DC offset or 12V trigger
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Optional DSP tuning via PXAPT adapter and KICKER Powersports Tune™
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Stainless steel mounting hardware included
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Compact size: 9.75" L x 4.5" W x 1.75" H
What’s in the Box:
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KICKER PXA400.4 amplifier
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2 x DC power couplers (no soldering required)
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Stainless mounting hardware
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User info card
