{"product_id":"audiopipe-aphf-500-4d-h2","title":"Audiopipe APHF-500.4D-H2 2500 Watts Full Range Class D Mosfet Amplifier 2 Ohms","description":"\u003cdiv\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eGet full-range car audio amplification with the Audiopipe APHF-500.4D-H2, a Class D MOSFET amplifier built around full-bridge topology. It delivers continuous power across 2-ohm and 4-ohm ratings, with adjustable high-pass and low-pass filters for system tuning.\u003c\/p\u003e \u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-bridge Class D design:\u003c\/strong\u003e Uses the power supply voltage efficiently for high-output amplification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple load ratings:\u003c\/strong\u003e Rated for 2-ohm and 4-ohm loads, with output figures detailed below.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable filters:\u003c\/strong\u003e High-pass and low-pass controls each cover 50Hz–4KHz at 12dB per octave.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBass boost:\u003c\/strong\u003e Provides 0–12 dB adjustment from 35Hz–90Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection features:\u003c\/strong\u003e Includes overload, overheat, over-voltage, and under-voltage protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmplifier type\u003c\/td\u003e\n\u003ctd\u003eFull Range Class D MOSFET\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTopology\u003c\/td\u003e\n\u003ctd\u003eFull bridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum power output\u003c\/td\u003e\n\u003ctd\u003eUp to 2500 watts at 2 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response -3dB\u003c\/td\u003e\n\u003ctd\u003e20Hz-20KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous power output @ 1% 1KHz, 14.4V\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMONO @ 4 Ohms\u003c\/td\u003e\n\u003ctd\u003e4 x 300 WATTS (104A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMONO @ 2 Ohms\u003c\/td\u003e\n\u003ctd\u003e4 x 500 WATTS (190A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMONO @ 4 Ohms\u003c\/td\u003e\n\u003ctd\u003e2 x 1000 WATTS (192A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal to noise ratio\u003c\/td\u003e\n\u003ctd\u003e≥80dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput sensitivity\u003c\/td\u003e\n\u003ctd\u003e0.2 - 7V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverload protection\u003c\/td\u003e\n\u003ctd\u003eEquipped\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverheat protection\u003c\/td\u003e\n\u003ctd\u003eHeatsink designed for overheat protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-voltage protection\u003c\/td\u003e\n\u003ctd\u003e16V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnder-voltage protection\u003c\/td\u003e\n\u003ctd\u003e9V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh pass\u003c\/td\u003e\n\u003ctd\u003e50Hz-4KHz 12dB\/Octave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow pass\u003c\/td\u003e\n\u003ctd\u003e50Hz-4KHz 12dB\/Octave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass boost\u003c\/td\u003e\n\u003ctd\u003e0-12 dB @ 35Hz-90Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L x W x H)\u003c\/td\u003e\n\u003ctd\u003e13\" x 9\" x 2.9\" (332 x 229 x 73 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eWhy Choose This Product?\u003c\/h2\u003e\n\u003cp\u003eThe APHF-500.4D-H2 pairs full-bridge Class D amplification with adjustable frequency controls. Its listed continuous output ratings show how power varies by load and channel configuration, helping you compare the amplifier against your system requirements.\u003c\/p\u003e\n\u003cp\u003eIts high-pass and low-pass ranges let you set crossover points within the stated limits, while bass boost offers a separate adjustment for the specified frequency range.\u003c\/p\u003e \u003ch2\u003eInstallation \u0026amp; Compatibility Notes\u003c\/h2\u003e\n\u003cp\u003eCheck the amplifier’s 13\" x 9\" x 2.9\" dimensions against your planned mounting space. Confirm that your system’s load and electrical requirements align with the ratings and protection thresholds listed above before installation.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does the 2500-watt figure describe?\u003c\/h3\u003e\n\u003cp\u003eThe product description lists up to 2500 watts at 2 Ohms. Continuous output ratings are shown separately by load and configuration in the specifications.\u003c\/p\u003e\n\u003ch3\u003eWhat are the continuous output ratings?\u003c\/h3\u003e\n\u003cp\u003eAt 14.4V and 1% THD at 1KHz, the listed ratings are 4 x 300 watts at 4 Ohms, 4 x 500 watts at 2 Ohms, and 2 x 1000 watts at 4 Ohms.\u003c\/p\u003e\n\u003ch3\u003eCan I adjust the high-pass and low-pass filters?\u003c\/h3\u003e\n\u003cp\u003eYes. Each filter is specified from 50Hz to 4KHz at 12dB per octave.\u003c\/p\u003e\n\u003ch3\u003eHow much mounting space should I allow?\u003c\/h3\u003e\n\u003cp\u003eThe listed dimensions are 13\" x 9\" x 2.9\" (332 x 229 x 73 mm). Check these against your intended installation space.\u003c\/p\u003e \u003ch2\u003eExplore More\u003c\/h2\u003e\n\u003cp\u003eShop Audiopipe products at 12 Volt Outlet. Want to learn more about Audiopipe? Explore our \u003ca href=\"https:\/\/www.12voltoutlet.com\/pages\/audiopipe\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eAudiopipe brand profile\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Audiopipe","offers":[{"title":"Default Title","offer_id":67691648188644,"sku":"APHF-500.4D-H2","price":344.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/2522\/9028\/files\/audiopipe-2500-watts-full-bridge-class-d-mosfet-amplifier-2-ohms-aphf-500-4d-h2-01.jpg?v=1792708860","url":"https:\/\/www.12voltoutlet.com\/products\/audiopipe-aphf-500-4d-h2","provider":"12 Volt Outlet","version":"1.0","type":"link"}