{"product_id":"sky-high-car-audio-fxb-14004-4-channel-amplifier","title":"Sky High Car Audio FXB 1400.4 | 4-Channel Amplifier","description":"\u003ch1\u003eFXB-1400.4\u003c\/h1\u003e\n\u003ch3\u003ePOWER @ 14.4V\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e4-CHANNEL MODE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cstrong\u003e375W RMS × 4 @ 2 Ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e200W RMS × 4 @ 4 Ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1,500W RMS Combined @ 2 Ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e2-Ohm Minimum Impedance per Channel\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e2-CHANNEL BRIDGED MODE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cstrong\u003e700W RMS × 2 @ 4 Ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e400W RMS × 2 @ 8 Ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4-Ohm Minimum Bridged Impedance\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHIGHLIGHTS\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003eCompact Class D full-range 4-channel amplifier\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e375W RMS × 4 @ 2 ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1,500 watts RMS combined output at 2 ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e200W RMS × 4 @ 4 ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFully bridgeable at 4 ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e700W RMS × 2 bridged @ 4 ohms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOnly 7.01 inches long\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePerfect for motorcycle and powersports audio\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eExcellent for modern vehicle and OEM system integration\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eUltra-fast switching design\u003c\/li\u003e\n\u003cli\u003e10V–16V operating range\u003c\/li\u003e\n\u003cli\u003e10Hz–25kHz full-range frequency response\u003c\/li\u003e\n\u003cli\u003eHPF \/ FULL \/ LP-BP crossover selection\u003c\/li\u003e\n\u003cli\u003e2-channel \/ 4-channel input selection\u003c\/li\u003e\n\u003cli\u003eMetal detent crossover potentiometers\u003c\/li\u003e\n\u003cli\u003eTiffany-style RCA connections\u003c\/li\u003e\n\u003cli\u003eReversible SHCA emblem\u003c\/li\u003e\n\u003cli\u003eLED power indicator\u003c\/li\u003e\n\u003cli\u003eClipping indicator\u003c\/li\u003e\n\u003cli\u003eProtection indicator\u003c\/li\u003e\n\u003cli\u003eFanless design\u003c\/li\u003e\n\u003cli\u003e85% efficiency at full power\u003c\/li\u003e\n\u003cli\u003e95 dB signal-to-noise ratio\u003c\/li\u003e\n\u003cli\u003e180 damping factor\u003c\/li\u003e\n\u003cli\u003e\u0026lt;0.1% THD\u003c\/li\u003e\n\u003cli\u003eThermal protection\u003c\/li\u003e\n\u003cli\u003eOverload protection\u003c\/li\u003e\n\u003cli\u003eDC output protection\u003c\/li\u003e\n\u003cli\u003eShort-circuit output protection\u003c\/li\u003e\n\u003cli\u003eVoltage input protection\u003c\/li\u003e\n\u003cli\u003e4-gauge power terminals\u003c\/li\u003e\n\u003cli\u003e10-gauge speaker output terminals\u003c\/li\u003e\n\u003cli\u003e150A fuse rating\u003c\/li\u003e\n\u003cli\u003eSHCA modular mounting ecosystem compatibility\u003c\/li\u003e\n\u003cli\u003eSHCA Universal Amp Key mounting options\u003c\/li\u003e\n\u003cli\u003ePassive cooling options\u003c\/li\u003e\n\u003cli\u003eMultiple color options\u003c\/li\u003e\n\u003cli\u003eAdditional amplifier accessories available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDIMENSIONS\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e5.9\" W × 7.01\" L × 2.1\" H\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e \u003c\/p\u003e\n\u003ch2\u003eFOUR CHANNELS. 1,500 WATTS. ONLY 7 INCHES LONG.\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSky High Car Audio FXB-1400.4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etakes compact full-range power to another level.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eMeasuring just\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5.9\" × 7.01\" × 2.1\"\u003c\/strong\u003e, this ultra-compact Class D full-range 4-channel delivers an impressive\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e375 watts RMS × 4 at 2 ohms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e200 watts RMS × 4 at 4 ohms at 14.4V\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThat's\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1,500 watts RMS of combined 4-channel output\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom an amplifier barely 7 inches long.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eDon't let the compact size or reasonable price fool you.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe FXB-1400.4 was built to deliver serious SHCA power, quality, flexibility, and installation options in a chassis small enough to go places traditional high-output 4-channel amplifiers simply can't.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThis isn't just a compact amplifier.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eIt's serious 4-channel power without the space requirement that normally comes with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e \u003c\/h3\u003e\n\u003ch2\u003eBUILT FOR THE PLACES BIG AMPS CAN'T GO.\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eAs modern audio systems become more powerful, installation space isn't getting any bigger.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eIn many cases, it's getting smaller.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThat's exactly where the FXB-1400.4 comes in.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eIts incredibly compact footprint makes it perfect for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emotorcycle audio, powersports applications, modern vehicle integration, factory system upgrades, under-seat installations, behind-seat installs, hidden systems, and custom builds where every inch matters.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eFor motorcycle and powersports audio, the combination is especially impressive.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eYou're getting up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e375 watts RMS per channel\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom an amplifier only\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e7.01 inches long and 2.1 inches tall\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eModern vehicle integration presents many of the same challenges. Factory electronics, tighter interiors, limited mounting locations, and increasingly complex OEM systems can make amplifier placement one of the hardest parts of the build.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe FXB-1400.4 gives installers serious power without demanding serious real estate.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eMaximum usable power. Minimum wasted space.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e375 WATTS. FOUR CHANNELS.\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThis is where the FXB-1400.4 starts showing just how much power we've managed to fit into the FXB platform.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eAt 2 ohms:\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e375 watts RMS × 4 channels at 14.4V.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThat's a combined\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1,500 watts RMS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacross four channels.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eAt 4 ohms:\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e200 watts RMS × 4 channels at 14.4V.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThat gives the FXB-1400.4 enough power for serious component systems, high-output midrange drivers, pro-audio speakers, motorcycle audio systems, or other applications where a traditional low-powered 4-channel simply isn't enough.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eBut four-channel operation is only part of what this amplifier can do.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eBridge it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eFULLY BRIDGEABLE AT 4 OHMS.\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eNeed fewer channels and even more power?\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe FXB-1400.4 is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efully bridgeable at 4 ohms\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eIn 2-channel bridged mode, this little amplifier produces:\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e700 watts RMS × 2 at 4 ohms at 14.4V.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eIt can also deliver:\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e400 watts RMS × 2 at 8 ohms at 14.4V.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThat gives you an enormous amount of flexibility from one compact amplifier.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eRun all four channels independently. Bridge a pair when one part of the system needs additional power. Or bridge both channel pairs and turn the FXB-1400.4 into an incredibly compact, high-powered 2-channel amplifier.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eFour channels when you need them. Massive bridged power when you don't.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eULTRA-FAST SWITCHING. FULL-RANGE PERFORMANCE.\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe FXB-1400.4 isn't just about putting a big number into a small chassis.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eIts\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eultra-fast switching Class D design\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides full-range frequency response from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e10Hz to 25kHz\u003c\/strong\u003e, making it an extremely versatile amplifier for modern high-output audio systems.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eA selectable\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHPF \/ FULL \/ LP-BP crossover control\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eallows the amplifier to be configured around a wide variety of speakers and system designs.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eA\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2-channel \/ 4-channel input selection switch\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eadds even more flexibility and can simplify signal routing depending on how the system is configured.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe crossover section also features\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emetal detent potentiometers\u003c\/strong\u003e, giving installers positive adjustment points when dialing in the amplifier.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eAdd\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTiffany-style RCA connections\u003c\/strong\u003e, and the FXB-1400.4 continues the FXB philosophy of bringing features and hardware normally associated with more expensive amplifiers into a much more accessible platform.\u003c\/p\u003e\n\u003ch2\u003e1,500 WATTS. NO INTERNAL FAN.\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003ePacking this much output into an amplifier this small makes efficiency extremely important.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe FXB-1400.4 uses an efficient Class D platform rated at\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e85% efficiency at full power\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand is designed to operate\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ewithout an internal cooling fan\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eNo fan means no additional fan noise, making it especially attractive for motorcycles, powersports vehicles, OEM integration, hidden installations, and applications where the amplifier may be mounted close to the occupants.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eAnd just because we eliminated the fan doesn't mean we eliminated protection.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe FXB-1400.4 includes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ethermal, overload, DC output, short-circuit, and voltage input protection\u003c\/strong\u003e, along with dedicated power, clipping, and protection indicators.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eCompact doesn't mean stripped down.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Sky High Car Audio","offers":[{"title":"Default Title","offer_id":50675249283330,"sku":"SHCA-FXB-1400-4","price":244.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/7333\/4274\/files\/SHCA-FXB-1400-4.3__57674.webp?v=1791349348","url":"https:\/\/www.mooncarstereo.com\/products\/sky-high-car-audio-fxb-14004-4-channel-amplifier","provider":"Moon Car Stereo","version":"1.0","type":"link"}