{"product_id":"sky-high-car-audio-fxb-2000-1-amplifier","title":"Sky High Car Audio FXB 2000.1 Compact Monoblock Amplifier","description":"\u003ch1\u003eSky High Car Audio FXB 2000.1 Compact Monoblock Amplifier\u003c\/h1\u003e\n\n\u003cp\u003e\u003cstrong\u003eSold by AudioSellerz.com\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSky High Car Audio FXB 2000.1 Compact Monoblock Amplifier\u003c\/strong\u003e delivers more than 2,000 watts RMS at 1 ohm from a chassis measuring less than seven inches long. This compact Class D amplifier is built for customers who need serious subwoofer power without dedicating a large section of the vehicle to an amplifier rack.\u003c\/p\u003e\n\n\u003cp\u003eAt 14.4 volts, the FXB 2000.1 produces 2,100 watts RMS at 1 ohm, 1,200 watts RMS at 2 ohms, and 600 watts RMS at 4 ohms. Its small footprint makes it a practical choice for car and truck installations, motorcycles, powersports systems, behind-seat installations, under-seat installations, stealth builds, and modern vehicles with limited equipment space.\u003c\/p\u003e\n\n\u003cp\u003eThe included multi-function bass knob provides remote level control along with real-time amplifier temperature, system voltage, and clipping information. This gives you useful system feedback from the driver’s seat, even when the amplifier is mounted somewhere difficult to see.\u003c\/p\u003e\n\n\u003cp\u003eBrowse more products from the \u003ca href=\"https:\/\/audiosellerz.com\/collections\/sky-high-car-audio\" style=\"color:#0066cc;text-decoration:underline;\"\u003eSky High Car Audio collection\u003c\/a\u003e, compare other \u003ca href=\"https:\/\/audiosellerz.com\/collections\/monoblock-amplifiers\" style=\"color:#0066cc;text-decoration:underline;\"\u003emonoblock subwoofer amplifiers\u003c\/a\u003e, or shop our complete selection of \u003ca href=\"https:\/\/audiosellerz.com\/collections\/subwoofers\" style=\"color:#0066cc;text-decoration:underline;\"\u003ecar audio subwoofers\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eFXB 2000.1 Power Ratings at 14.4 Volts\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eFinal impedance\u003c\/th\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eRMS output\u003c\/th\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e1 ohm\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e2,100 watts RMS\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e2 ohms\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e1,200 watts RMS\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e4 ohms\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e600 watts RMS\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003eMinimum impedance\u003c\/td\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e1 ohm\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003ePublished power ratings are measured at 14.4 volts. Actual output depends on system voltage, final impedance, source signal, wiring, installation, tuning, and available charging current.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eMore Than 2,000 Watts in a Compact Chassis\u003c\/h2\u003e\n\n\u003cp\u003eThe FXB 2000.1 measures only \u003cstrong\u003e5.9 inches × 6.7 inches × 2.1 inches\u003c\/strong\u003e. That compact size gives installers more freedom when there is not enough room for a traditional 2,000-watt monoblock amplifier.\u003c\/p\u003e\n\n\u003cp\u003eGood installation applications include:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eBehind-seat truck installations\u003c\/li\u003e\n  \u003cli\u003eUnder-seat amplifier installations with proper clearance\u003c\/li\u003e\n  \u003cli\u003eMotorcycle and powersports audio systems\u003c\/li\u003e\n  \u003cli\u003eCompact daily-driver subwoofer builds\u003c\/li\u003e\n  \u003cli\u003eModern vehicle and factory-system integration\u003c\/li\u003e\n  \u003cli\u003eStealth installations with hidden equipment\u003c\/li\u003e\n  \u003cli\u003eCustom builds where amplifier space is limited\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAlways measure the complete mounting area before ordering. Leave enough space for power wire, ground wire, RCA cables, speaker wire, control access, mounting hardware, ventilation, and proper operation of the internal cooling fan.\u003c\/p\u003e\n\n\u003ch2\u003eMulti-Function Bass Knob Included\u003c\/h2\u003e\n\n\u003cp\u003eThe included FXB bass knob provides more information than a basic remote level controller. Its functions include:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRemote amplifier-level adjustment\u003c\/li\u003e\n  \u003cli\u003eReal-time amplifier-temperature display\u003c\/li\u003e\n  \u003cli\u003eReal-time electrical-system voltage display\u003c\/li\u003e\n  \u003cli\u003eClipping indicator\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe voltage display helps you monitor how the electrical system responds when the amplifier is under load. The temperature display is especially useful when the amplifier is installed in a tight or concealed location. The clipping indicator can help show when the system is approaching its limits.\u003c\/p\u003e\n\n\u003cp\u003eThe clip indicator is a useful monitoring tool, but it does not replace correct gain setting, subwoofer matching, enclosure design, crossover adjustment, or electrical-system testing.\u003c\/p\u003e\n\n\u003ch2\u003eSky High FXB 2000.1 Features\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompact Class D monoblock amplifier\u003c\/li\u003e\n  \u003cli\u003e2,100 watts RMS at 1 ohm at 14.4 volts\u003c\/li\u003e\n  \u003cli\u003e1-ohm minimum impedance\u003c\/li\u003e\n  \u003cli\u003eStable with electrical systems operating up to 16.8 volts\u003c\/li\u003e\n  \u003cli\u003eMulti-function bass knob included\u003c\/li\u003e\n  \u003cli\u003eRemote amplifier-level adjustment\u003c\/li\u003e\n  \u003cli\u003eReal-time amplifier-temperature display\u003c\/li\u003e\n  \u003cli\u003eReal-time system-voltage display\u003c\/li\u003e\n  \u003cli\u003eBass-knob clipping indicator\u003c\/li\u003e\n  \u003cli\u003eInternal cooling fan\u003c\/li\u003e\n  \u003cli\u003eAdjustable high-pass and low-pass filters\u003c\/li\u003e\n  \u003cli\u003eAdjustable subsonic filter\u003c\/li\u003e\n  \u003cli\u003eAdjustable 0–12 dB bass boost\u003c\/li\u003e\n  \u003cli\u003e10 Hz–20 kHz published frequency response\u003c\/li\u003e\n  \u003cli\u003eGreater than 180 damping factor\u003c\/li\u003e\n  \u003cli\u003eLess than 0.1% total harmonic distortion\u003c\/li\u003e\n  \u003cli\u003eThermal protection\u003c\/li\u003e\n  \u003cli\u003eOverload protection\u003c\/li\u003e\n  \u003cli\u003eShort-circuit protection\u003c\/li\u003e\n  \u003cli\u003eDC-output protection\u003c\/li\u003e\n  \u003cli\u003eVoltage protection\u003c\/li\u003e\n  \u003cli\u003e1\/0-gauge power input\u003c\/li\u003e\n  \u003cli\u003e200-amp fuse rating\u003c\/li\u003e\n  \u003cli\u003eCompatible with the SHCA modular mounting ecosystem\u003c\/li\u003e\n  \u003cli\u003eCompatible with SHCA Universal Amp Key mounting options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFXB 2000.1 Specifications\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eAmplifier type\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003eCompact Class D monoblock\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eMinimum impedance\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e1 ohm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eMaximum supported voltage\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e16.8 volts\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eFrequency response\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e10 Hz–20 kHz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eDamping factor\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003eGreater than 180\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eTotal harmonic distortion\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003eLess than 0.1%\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eBass boost\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003eAdjustable from 0–12 dB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003ePower input\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e1\/0 gauge\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eFuse rating\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e200 amps\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eCooling\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003eInternal cooling fan\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:8px;border:1px solid #dddddd;text-align:left;\"\u003eDimensions\u003c\/th\u003e\n      \u003ctd style=\"padding:8px;border:1px solid #dddddd;\"\u003e5.9 × 6.7 × 2.1 inches\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eSubwoofer and Impedance Matching\u003c\/h2\u003e\n\n\u003cp\u003eBefore ordering, confirm that your subwoofer voice coils can be wired to a final load of 1, 2, or 4 ohms. The FXB 2000.1 should never be connected below its published 1-ohm minimum impedance.\u003c\/p\u003e\n\n\u003cp\u003eMatch the subwoofer’s realistic RMS power handling to the amplifier’s output at the final wired impedance:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAt 1 ohm:\u003c\/strong\u003e Match around the amplifier’s 2,100-watt RMS rating.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAt 2 ohms:\u003c\/strong\u003e Match around the amplifier’s 1,200-watt RMS rating.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAt 4 ohms:\u003c\/strong\u003e Match around the amplifier’s 600-watt RMS rating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThese ratings apply to the complete connected subwoofer load. When multiple subwoofers are used, divide the available power across the connected subwoofers and confirm that the voice-coil configuration creates a safe final impedance.\u003c\/p\u003e\n\n\u003ch2\u003ePower Wire and Fuse Requirements\u003c\/h2\u003e\n\n\u003cp\u003eThe FXB 2000.1 accepts 1\/0-gauge power wire and has a published 200-amp fuse rating. Use properly sized, true-spec power and ground cable, a quality fuse holder, and secure high-current connections.\u003c\/p\u003e\n\n\u003cp\u003eThe main power-wire fuse should be mounted near the battery. The amplifier ground should be short, properly sized, and attached securely to clean bare metal or another verified grounding point.\u003c\/p\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"https:\/\/audiosellerz.com\/collections\/amp-kits\" style=\"color:#0066cc;text-decoration:underline;\"\u003ecar audio amplifier wiring kits\u003c\/a\u003e or select the appropriate \u003ca href=\"https:\/\/audiosellerz.com\/collections\/wire\" style=\"color:#0066cc;text-decoration:underline;\"\u003epower, ground, remote, and speaker wire\u003c\/a\u003e for your installation.\u003c\/p\u003e\n\n\u003ch2\u003eElectrical Support for a 2,000-Watt Amplifier\u003c\/h2\u003e\n\n\u003cp\u003eA 2,100-watt amplifier can place significant demand on a vehicle’s charging system. Electrical requirements depend on the vehicle, listening habits, system voltage, amplifier efficiency, wire length, battery capacity, alternator output, and the total current demand of every amplifier in the system.\u003c\/p\u003e\n\n\u003cp\u003eIf voltage drops heavily when the system plays, do not compensate by increasing the amplifier gain. Inspect the battery, alternator, grounds, power wire, fuse holders, terminals, and charging connections.\u003c\/p\u003e\n\n\u003cp\u003eDepending on the vehicle and build, electrical support may include:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/audiosellerz.com\/collections\/big-3-kits\" style=\"color:#0066cc;text-decoration:underline;\"\u003eA properly installed Big 3 wiring upgrade\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/audiosellerz.com\/collections\/high-output-alternators\" style=\"color:#0066cc;text-decoration:underline;\"\u003eA high-output alternator matched to the vehicle\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/audiosellerz.com\/collections\/lithium\" style=\"color:#0066cc;text-decoration:underline;\"\u003eAppropriate car audio lithium battery support\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003eCorrectly sized power and ground wire\u003c\/li\u003e\n  \u003cli\u003eQuality fuse holders, terminals, and grounding connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eElectrical upgrades must be matched to the complete vehicle and charging system. Do not mix batteries or change operating voltage without confirming compatibility between the alternator, batteries, amplifier, and vehicle electronics.\u003c\/p\u003e\n\n\u003ch2\u003eGain and Crossover Setup\u003c\/h2\u003e\n\n\u003cp\u003eGain is used to match the amplifier’s input sensitivity to the clean output of the radio, line-output converter, or digital signal processor. It is not a volume control and should not automatically be turned to maximum.\u003c\/p\u003e\n\n\u003cp\u003eStart with bass boost turned off. Set the low-pass filter for the connected subwoofer system and use the adjustable subsonic filter when operating a ported enclosure. The correct subsonic setting depends on enclosure tuning, filter slope, subwoofer limits, and applied power.\u003c\/p\u003e\n\n\u003cp\u003eFor additional help, read our guide explaining \u003ca href=\"https:\/\/audiosellerz.com\/blogs\/audio-sellerz-blogs\/how-to-set-amp-gain-the-right-way-without-cooking-your-gear\" style=\"color:#0066cc;text-decoration:underline;\"\u003ehow to set amplifier gain correctly\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eSky High FXB 2000.1 Frequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eHow much power does the FXB 2000.1 produce?\u003c\/h3\u003e\n\n\u003cp\u003eAt 14.4 volts, it is rated for 2,100 watts RMS at 1 ohm, 1,200 watts RMS at 2 ohms, and 600 watts RMS at 4 ohms.\u003c\/p\u003e\n\n\u003ch3\u003eIs the FXB 2000.1 stable below 1 ohm?\u003c\/h3\u003e\n\n\u003cp\u003eNo below-1-ohm rating is published for this amplifier. Its listed minimum impedance is 1 ohm, so it should not be wired below that load.\u003c\/p\u003e\n\n\u003ch3\u003eDoes the FXB 2000.1 include a bass knob?\u003c\/h3\u003e\n\n\u003cp\u003eYes. It includes a multi-function bass knob with remote level adjustment, amplifier-temperature display, system-voltage display, and a clipping indicator.\u003c\/p\u003e\n\n\u003ch3\u003eCan this amplifier operate on a 16-volt system?\u003c\/h3\u003e\n\n\u003cp\u003eSky High lists the FXB 2000.1 as stable up to 16.8 volts. Every component connected to the electrical system must be compatible with the chosen operating voltage.\u003c\/p\u003e\n\n\u003ch3\u003eWhat size power wire does it accept?\u003c\/h3\u003e\n\n\u003cp\u003eThe amplifier accepts 1\/0-gauge power wire. Cable material, length, current capacity, installation quality, and voltage drop must still be considered when selecting wire.\u003c\/p\u003e\n\n\u003ch3\u003eWhat fuse rating does Sky High publish?\u003c\/h3\u003e\n\n\u003cp\u003eSky High publishes a 200-amp fuse rating for the FXB 2000.1. The main power wire should be fused near the battery with equipment appropriate for the cable and installation.\u003c\/p\u003e\n\n\u003ch3\u003eWill the FXB 2000.1 fit under a seat?\u003c\/h3\u003e\n\n\u003cp\u003eIt may fit beneath some seats because it measures only 5.9 × 6.7 × 2.1 inches. Measure carefully and leave room for wiring, airflow, seat movement, mounting hardware, and access to the controls.\u003c\/p\u003e\n\n\u003ch3\u003eCan it be used in a motorcycle or powersports system?\u003c\/h3\u003e\n\n\u003cp\u003eYes. Its compact dimensions make it useful for motorcycle and powersports installations when the amplifier can be mounted securely with proper wiring, ventilation, weather protection, and electrical support.\u003c\/p\u003e\n\n\u003ch2\u003eNeed Help Matching Your System?\u003c\/h2\u003e\n\n\u003cp\u003eIf you need help matching the FXB 2000.1 with your subwoofers, final impedance, enclosure, wiring, or electrical system, contact Audio Sellerz through the website live chat. We are a real car audio shop and can help you plan the complete system before ordering.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFollow Audio Sellerz\u003c\/h2\u003e\n\n\u003cp\u003eFollow Audio Sellerz for new products, car audio builds, installation videos, demonstrations, and practical system advice:\u003c\/p\u003e\n\n\u003cp\u003e\n\u003ca href=\"https:\/\/www.facebook.com\/share\/1BTSynboiR\/\" style=\"color:#0066cc;text-decoration:underline;\" rel=\"noopener\" target=\"_blank\"\u003eFollow Audio Sellerz on Facebook\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/www.instagram.com\/audiosellerz\" style=\"color:#0066cc;text-decoration:underline;\" rel=\"noopener\" target=\"_blank\"\u003eFollow Audio Sellerz on Instagram\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/www.tiktok.com\/@audiosellerz\" style=\"color:#0066cc;text-decoration:underline;\" rel=\"noopener\" target=\"_blank\"\u003eFollow Audio Sellerz on TikTok\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"https:\/\/youtube.com\/@audiosellerz\" style=\"color:#0066cc;text-decoration:underline;\" rel=\"noopener\" target=\"_blank\"\u003eSubscribe to Audio Sellerz on YouTube\u003c\/a\u003e\n\u003c\/p\u003e","brand":"Sky High Car Audio","offers":[{"title":"Default Title","offer_id":59068758032524,"sku":"SHCA-FXB-2000-1","price":284.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5076\/8524\/files\/SHCA-FXB2000.1.12__71072.webp?v=1789486611","url":"https:\/\/audiosellerz.com\/products\/sky-high-car-audio-fxb-2000-1-amplifier","provider":"Audio Sellerz","version":"1.0","type":"link"}