{"product_id":"hifonics-hcc-3000-1d-mono-class-d-subwoofer-amplifier","title":"Hifonics HCC-3000.1D Mono Class D Subwoofer Amplifier","description":"\u003cp\u003eThe Hifonics Colossus Classic HCC-3000.1D is a mono car audio amplifier designed to power a subwoofer system. Its single-channel, 1-ohm-stable configuration is intended for installations that prioritize low-frequency output and flexible bass tuning. The amplifier is rated for up to 3,000 watts into a 1-ohm load, with lower-power ratings available at 2 and 4 ohms.\u003c\/p\u003e\u003cp\u003eThis amplifier is a practical fit for enthusiasts building a dedicated subwoofer stage rather than a full-range speaker system. A variable low-pass crossover and subsonic filter help match the amplifier to the enclosure and subwoofer arrangement being used. Variable bass boost, phase adjustment, and the included wired bass-level remote provide additional control from the driver’s seat.\u003c\/p\u003e\u003cp\u003eThe HCC-3000.1D uses Hifonics Super D-Class amplification and Ultra-Fi MOSFET output devices. Its low-noise preamplifier circuit is designed to accept a low-voltage source signal with minimal added distortion. The published frequency response spans 10 to 500 Hz, supporting its intended role in a bass-focused system.\u003c\/p\u003e\u003cp\u003eFor system integration, the amplifier provides nickel-plated RCA connections and a mono preamp output for passing signal to another amplifier. Speaker-level input capability is available with a compatible accessory adapter, which can help when adding the amplifier to a factory-radio system. Signal-sensing remote turn-on is also listed for simplified integration in applicable installations.\u003c\/p\u003e\u003cp\u003eThe Colossus Classic chassis combines an aluminum alloy heat sink with a dual-coil PWM power supply. LED diagnostics monitor overload and speaker-short protection conditions. With a 1-ohm minimum load, external 250A fuse requirement, and recommended 4 AWG wiring, this amplifier should be installed as part of a properly planned high-current car audio system.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMono Subwoofer Amplifier:\u003c\/strong\u003e A dedicated one-channel design for powering a subwoofer system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-Ohm Stable Operation:\u003c\/strong\u003e Supports a minimum 1-ohm unbridged speaker load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuper D-Class Design:\u003c\/strong\u003e Uses high-speed processing and MOSFET output devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Bass Controls:\u003c\/strong\u003e Includes low-pass, subsonic, bass-boost, and phase adjustments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWired Bass Remote:\u003c\/strong\u003e Lets the driver adjust bass level from the cabin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Diagnostics:\u003c\/strong\u003e LED indicators monitor overload and speaker-short conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe HCC-3000.1D uses a heavy-duty aluminum alloy heat sink to help dissipate heat from its output section. Its nickel-plated RCA jacks and high-temperature, impact-resistant nickel-plated connectors are designed for durable signal and power connections. Molded power, ground, and speaker terminals are angled for easier access during installation.\u003c\/p\u003e\u003cp\u003eMount the amplifier securely in a ventilated location and do not mount it upside down. Use quality copper power and ground cable, an external 250A fuse placed close to the battery, and 4 AWG wiring as recommended for this model. Confirm that the final subwoofer wiring impedance is no lower than 1 ohm, then set gain and crossover controls carefully to suit the connected subwoofer and enclosure.\u003c\/p\u003e","brand":"Hifonics","offers":[{"title":"Default Title","offer_id":45631920177222,"sku":"HCC-3000-1D","price":545.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/61NcD_-UDeL.jpg?v=1784388697","url":"https:\/\/audiowatt.store\/products\/hifonics-hcc-3000-1d-mono-class-d-subwoofer-amplifier","provider":"Audio Watt Store","version":"1.0","type":"link"}