MB Quart - NA4-400.1 Nautic 400 Watt Waterproof Monoblock Amplifier 200x1 @ 4OHM, 400x1 @ 2OHM - Black/Gray

Turn it up to 11 with this KICKER four-channel amplifier. With 200W of raw power, this amplifier boosts the potential of OEM or aftermarket stereos for effortless incorporation. Acoustic correction provides concert-quality sound, while FIT2 technology ensures compatibility with nearly every stock or custom stereo system on the market. This KICKER four-channel amplifier supports the start/stop technology found in hybrids and other gas-savers, ensuring unimpeded enjoyment.

The Pioneer GM-DX874 four-channel amplifier will deliver up to 150 watts RMS to each of your front and rear speakers for powerful music. Highly efficient Class D technology keeps this powerful amp running as cool as it looks, and allows for a compact chassis that fits in a lot of out of the way spaces. The frequency response of this amplifier stretches up to 50,000 Hz, for Hi-Res Audio Certified playback. Pioneer uses high-grade electronic parts and gold-plated RCA connections to ensure maximum performance. Speaker-level inputs allow you to install this amp in a factory system with no RCA connections. The amplifier switches its input mode automatically when it detects the high-level signal, eliminating the need to run a turn-on lead to your receiver or fuse box. Built-in high- and low-pass filters let you adjust the sound for your vehicle's interior, whether you're driving speakers or subs.

Class-Leading PowerCompletely re-engineered the PXA300.1 mono amp supplies big power to your subwoofer in a compact waterproof design for the trickiest installs.FeaturesWaterproof amplifier design with IP66 and IP67 certificationsIdeal for UTVs off-road vehicles hot rods or space-challenged vehiclesHigh-efficiency Class-D technologyHuge power from a small footprint – rated at 500 watts Dynamic Power!Dual turn-on modes (choice of DC offset or 12v trigger)Includes inline power and ground couplers that need no soldering or crimpingStainless-steel mounting hardware includedAnywhere. Any Weather.The entire PXA line is completely waterproof featuring sealed bulkhead grommeting gasketed joints and a sealed preamp control door earning both IP66 and IP67 certifications for power and fun wherever you go!What is IP66 and IP67?IP66 certification means PXAs are protected against heavy seas or powerful jets of water. IP67 certification allows no dust into the amplifier as well as no moisture when submerged in one meter of water for 30 minutes. The certifications do not apply to the wire couplers.Got The GoodsMade for all environments PXA Amplifiers include no-rust stainless-steel mounting hardware and a pair of shielded in-line couplers to extend power and ground with no soldering or crimping.Flexible FunPair PXA amps with KICKER Powersports subwoofers or speakers for a purpose-built system that sounds incredible! Customize your bass on the fly with the CXARC Remote Control. (Sold Separately)What’s in the BoxPXA300.1 300-Watt Waterproof Class D Mono Subwoofer Amplifier2 DC power couplersStainless-steel mounting hardwareCustomer Information CardSpecificationsPower (watts/ch) 1 Ohm Mono: 300 x 1Power (watts/ch) 2 Ohm Mono: 250 x 1Power (watts/ch) 4 Ohm Mono: 150 x 1Dynamic Power (14.4v @ _ 10% THD+N) (watts): 500Frequency Response (Hz +0/-3dB): 25-200Crossovers: 60/80/100/120Hz lowpass 12dB/octave; subsonic fixed at 25Hz 24dB/octaveBass Boost: Selectable 0/+6dB ce