{"product_id":"kicker-53cxa9001-cxa900-1-900w-rms-mono-amplifier","title":"53CXA9001 KICKER CXA Series 900W Mono Class D Subwoofer Amplifier 1-Ohm","description":"\u003ch1\u003e\u003cspan\u003eKICKER 53CXA9001 CXA900.1 900W RMS Mono Class-D Subwoofer Amplifier\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-sm-6\"\u003e\n\u003ch2\u003e\u003cspan\u003eSerious Bass Power in a Compact CX-Series Amplifier\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eKICKER 53CXA9001 CXA900.1\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e delivers up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e900 watts RMS of mono power at 1 ohm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e in a compact Class-D design built for modern 12-volt audio systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDesigned to provide strong subwoofer power without requiring a large amplifier footprint, the CXA900.1 combines KICKER's proven CX-series amplifier platform with features designed to make installation, tuning, and integration easier.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWith rated output of:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e350W RMS × 1 @ 4 Ohms\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e600W RMS × 1 @ 2 Ohms\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e900W RMS × 1 @ 1 Ohm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ethe CXA900.1 gives you the flexibility to match amplifier power to a wide range of subwoofer configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhether you're replacing an existing amplifier or building a new bass system, the 53CXA9001 provides a compact, efficient way to add substantial subwoofer power.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eWhat Makes the KICKER CXA900.1 Different?\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 isn't designed around a giant chassis or unnecessary complexity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInstead, KICKER focuses on delivering the power needed for a modern subwoofer system while keeping the amplifier compact and installation-friendly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSeveral features make the CXA900.1 particularly useful in today's vehicles.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e900W RMS at 1 Ohm\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe amplifier is stable down to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1 ohm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing it to deliver its full rated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e900W RMS\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e when paired with an appropriate 1-ohm subwoofer configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFIT+ Integration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eKICKER's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFIT+ Fail-safe Integration Technology-PLUS\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e allows the amplifier to accept input signals up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 volts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis gives the CXA900.1 the flexibility to work with a wide range of factory and aftermarket source units without typically requiring a separate line output converter.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGain-Match LEDs\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe gain control incorporates built-in LEDs that help indicate the appropriate gain setting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInstead of relying entirely on guesswork, the Gain-Match system provides a visual reference while setting the amplifier's input level.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eStart\/Stop Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eModern vehicles frequently shut the engine off temporarily at stoplights and restart automatically.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 is designed to remain compatible with Start\/Stop vehicle electrical systems across an input voltage range of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6V–15.6V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCompact Class-D Design\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Class-D design helps reduce current draw and operating temperatures while allowing KICKER to deliver substantial output from a relatively compact chassis.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003e900W RMS of Subwoofer Power\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 provides three primary power configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e4-Ohm Output\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e350W RMS × 1 @ 4 Ohms\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis configuration works well with a 4-ohm subwoofer or a subwoofer configuration presenting a 4-ohm final load.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e2-Ohm Output\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e600W RMS × 1 @ 2 Ohms\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA 2-ohm final load allows the amplifier to provide 600W RMS.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e1-Ohm Output\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e900W RMS × 1 @ 1 Ohm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is the amplifier's maximum rated RMS output and is the configuration to use when pairing the CXA900.1 with a compatible 1-ohm subwoofer load.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways make sure the final subwoofer impedance is compatible with the amplifier before connecting the system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eBuilt Specifically for Subwoofers\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 is a dedicated mono subwoofer amplifier designed to provide the power and filtering needed for low-frequency systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts frequency response is:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e15Hz–200Hz\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis keeps the amplifier focused on the bass frequencies that matter most in a dedicated subwoofer system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe amplifier also includes an adjustable low-pass crossover and fixed subsonic filter to help shape the signal reaching the subwoofer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eVariable Low-Pass Crossover\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 includes a variable active low-pass crossover adjustable from:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e50Hz–200Hz\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ewith a steep:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e24dB\/octave slope\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis allows the amplifier to limit higher frequencies and keep the subwoofer focused on reproducing bass.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA typical starting point for many systems is around \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e80Hz\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, although the ideal setting depends on the subwoofer, enclosure, front speakers, vehicle, and overall system tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eFixed 15Hz Subsonic Filter\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 includes a fixed:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e15Hz Subsonic Filter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ewith a:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e24dB\/octave slope\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA subsonic filter reduces extremely low frequencies that may provide little audible benefit while placing additional mechanical demand on the subwoofer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe fixed 15Hz filter provides an additional layer of protection for the subwoofer system while allowing the amplifier to retain strong low-frequency capability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eKickEQ Bass Boost\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 features KICKER's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eKickEQ™\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e bass boost.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe control provides:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e0–6dB of boost at 40Hz\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis allows the installer to add a controlled amount of additional emphasis around 40Hz when desired.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBass boost should be used carefully because increasing output at a specific frequency also increases the power and excursion demands placed on the subwoofer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eFIT+ Makes Factory Integration Easier\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOne of the most important features of the CXA900.1 is KICKER's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFIT+ technology\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFIT+ allows the amplifier to accept input signals from:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e125mV–40V\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis wide input range makes the amplifier compatible with virtually any factory or aftermarket source unit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor many installations, this means the amplifier can connect directly to the vehicle's factory speaker-level signal without requiring an additional line output converter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThat makes the CXA900.1 particularly useful for modern vehicles where retaining the factory radio is important.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eDesigned for Modern Start\/Stop Vehicles\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 supports Start\/Stop vehicle technology with an operating voltage range of:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e6V–15.6V\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis helps the amplifier remain compatible with vehicles that temporarily reduce system voltage during automatic engine stop\/start cycles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is an important consideration when installing an aftermarket amplifier in a newer vehicle with modern electrical-management systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eGain-Match LEDs Make Setup Easier\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe gain knob on the CXA900.1 incorporates \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGain-Match LEDs\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese LEDs provide a visual indication to help the installer identify the appropriate gain setting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eProper gain adjustment is important for getting strong output while minimizing unwanted clipping and distortion.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Gain-Match system makes this process easier without requiring the installer to rely solely on trial and error.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eRemote Bass Control Ready\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 is compatible with the optional:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eKICKER 53CXARC Remote Bass Level Control\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdding the optional CXARC allows the driver to adjust subwoofer level from the front of the vehicle.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is particularly useful for customers who want quick bass-level adjustment for different types of music or listening environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe remote is optional and is not included with the amplifier.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eCompact Design for Easier Installation\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 measures approximately:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e7.07\" Long × 6.84\" Wide × 2.22\" Tall\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts compact footprint makes it easier to install in locations where a larger amplifier may not fit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePotential installation locations can include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eUnder or behind seats\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTrunk or cargo areas\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSide panels\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustom amplifier racks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBehind interior panels when adequate ventilation is maintained\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways follow the installation instructions and maintain appropriate clearance around the amplifier.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eClass-D Efficiency \u0026amp; Active Thermal Rollback\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 uses a Class-D design intended to provide substantial output while reducing current draw and operating temperatures compared with less efficient amplifier designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eKICKER also incorporates \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eactive thermal rollback\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, which helps manage amplifier operation during extended periods of high-temperature use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis makes the amplifier well suited to customers who want strong bass performance during extended listening sessions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h1\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003e900W RMS maximum rated output\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMono Class-D subwoofer amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e350W RMS × 1 @ 4 Ohms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e600W RMS × 1 @ 2 Ohms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e900W RMS × 1 @ 1 Ohm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStable into 1 ohm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact chassis design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKICKER FIT+ technology\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAccepts input signals up to 40V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGain-Match LEDs built into gain control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVariable 50–200Hz low-pass crossover\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24dB\/octave low-pass slope\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFixed 15Hz subsonic filter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24dB\/octave subsonic slope\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKickEQ bass boost\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e0–6dB bass boost at 40Hz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStart\/Stop vehicle compatible\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6V–15.6V Start\/Stop voltage range\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eActive thermal rollback\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible with optional 53CXARC remote bass control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact 7.07\" × 6.84\" × 2.22\" chassis\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1000W dynamic power rating\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch3\u003e\u003cspan\u003eAmplifier\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e KICKER\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 53CXA9001\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSeries:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e CXA\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAmplifier Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Mono Subwoofer Amplifier\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAmplifier Class:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Class-D\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eChannels:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDynamic Power:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1000W\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRMS Power\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e4 Ohms:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 350W × 1\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e2 Ohms:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 600W × 1\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e1 Ohm:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 900W × 1\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAudio Performance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eFrequency Response:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 15Hz–200Hz\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSignal-to-Noise Ratio:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u0026gt;95dB @ rated power\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eInput Sensitivity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 125mV–40V with FIT+\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCrossover \u0026amp; Bass Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eLow-Pass Crossover:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Variable 50–200Hz\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eLow-Pass Slope:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 24dB\/octave\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSubsonic Filter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fixed 15Hz\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSubsonic Slope:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 24dB\/octave\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eKickEQ Bass Boost:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0–6dB @ 40Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eVehicle Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eStart\/Stop Compatible:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eStart\/Stop Voltage Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6V–15.6V\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eMinimum Speaker Load:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1 Ohm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eLength:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 7.07\" \/ 18cm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eWidth:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6.84\" \/ 17.4cm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eHeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2.22\" \/ 5.6cm\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRemote Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eRemote Bass Control Ready:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCompatible Remote:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e KICKER 53CXARC\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eRemote Included:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e No\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eInstallation \u0026amp; Fitment Considerations\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 is compact, but proper installation is still important because this is a high-output subwoofer amplifier.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore installation, verify:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eAvailable mounting space\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdequate ventilation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProper power and ground wiring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCorrect fuse and wire sizing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSubwoofer impedance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSubwoofer RMS power handling\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSignal connection method\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRemote bass-control cable routing if applicable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdequate clearance around the amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe amplifier is stable down to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1 ohm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but the connected subwoofer system must also be designed to operate safely at the amplifier's selected load.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDo not connect a final speaker load below the amplifier's rated minimum impedance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1\u003e\u003cspan\u003eWho Is the KICKER 53CXA9001 For?\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe CXA900.1 is an excellent fit for customers who want to add a serious subwoofer amplifier while maintaining a relatively compact installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is particularly suited for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eFactory-radio upgrades\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAftermarket radio systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDaily-driver bass systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact subwoofer builds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTruck and SUV audio systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eJeep audio systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-integration installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1-ohm subwoofer systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2-ohm subwoofer systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-ohm subwoofer systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eIts FIT+ input capability also makes it especially useful when the customer wants to retain the factory radio instead of replacing it.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e____________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eOPTIONAL BASS CONTROL\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003eKICKER 53CXARC Remote Bass Level Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdd the optional KICKER 53CXARC to control your subwoofer level from the driver's seat.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe remote is designed specifically for compatible KICKER amplifiers and provides convenient front-of-vehicle bass-level adjustment. The CXARC is sold separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eRecommended add-on for:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eDaily-driver systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory-radio installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSystems where quick bass adjustment is useful\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDrivers who want control without accessing the amplifier\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e______________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eFREQUENTLY ASKED QUESTIONS\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch3\u003e\u003cspan\u003eIs the KICKER 53CXA9001 a mono amplifier?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The 53CXA9001 is a mono Class-D subwoofer amplifier designed specifically to power a dedicated bass system.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow much power does the 53CXA9001 produce?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe amplifier is rated at:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e350W RMS x 1 @ 4 ohms\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e600W RMS x 1 @ 2 ohms\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e900W RMS x 1 @ 1 ohm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eIs the KICKER 53CXA9001 1-ohm stable?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The amplifier is designed to operate at a final 1-ohm load and produces its rated 900W RMS at 1 ohm.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan I use the 53CXA9001 with a factory radio?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. FIT+ is designed to allow the amplifier to integrate with a wide range of factory and aftermarket radios. It accepts input signals up to 40 volts, and a separate line output converter is not required in most installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDo I need a line output converter?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNot necessarily. FIT+ is designed to handle a broad range of input signals, including high-level factory-radio signals. However, the exact integration requirements can vary by vehicle and factory audio system.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat subwoofer should I use with the 53CXA9001?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eChoose a subwoofer system based on its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRMS power handling and final wired impedance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. As a general guide, target approximately 350W RMS at 4 ohms, 600W RMS at 2 ohms or 900W RMS at 1 ohm.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan I run a dual-voice-coil subwoofer?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes, provided the voice coils can be wired to an appropriate final impedance for the amplifier. Always verify the final load before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the 53CXA9001 include a bass knob?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNo. The optional KICKER 53CXARC Remote Bass Level Control is sold separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat does the Gain-Match LED do?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Gain-Match LEDs help indicate when the amplifier's gain is properly adjusted, making it easier to set the amplifier for the intended input signal.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat crossover controls are included?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe amplifier includes a variable low-pass crossover from 50Hz–200Hz, a fixed 15Hz subsonic filter and variable KickEQ bass boost.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs the 53CXA9001 compatible with Start\/Stop vehicles?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The amplifier is designed for vehicles equipped with Start\/Stop technology and supports an operating voltage range of 6V–15.6V.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs the 53CXA9001 only for subwoofers?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. This is a dedicated mono subwoofer amplifier rather than a full-range multi-channel amplifier.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs the amplifier compact?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The 53CXA9001 measures approximately 2.22\" high x 6.84\" wide x 7.07\" long, making it well suited to installations where space is limited.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is included with the amplifier?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe package includes the 53CXA9001 amplifier, Quick Start Guide, mounting hardware and Allen key.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Kicker","offers":[{"title":"Default Title","offer_id":67579496923304,"sku":"53CXA9001","price":299.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/9508\/7016\/files\/kicker-53cxa9001-cxa900-1-900w-rms-mono-amplifier.jpg?v=1790700781","url":"https:\/\/proaudiocenter.com\/products\/kicker-53cxa9001-cxa900-1-900w-rms-mono-amplifier","provider":"Pro Audio Center","version":"1.0","type":"link"}