{"product_id":"hifonics-a3000-1d-3000w-monoblock-car-amplifier","title":"Hifonics A3000.1D 3000W Monoblock Car Amplifier","description":"\u003cp\u003eThe Hifonics A3000.1D is a one-channel car audio amplifier designed to drive a subwoofer system from a compact monoblock platform. It provides a dedicated low-frequency amplification solution for vehicles needing more bass output than a factory or head-unit amplifier can supply. Its 1-ohm-stable design supports properly matched subwoofer wiring configurations.\u003c\/p\u003e\u003cp\u003eThis ALPHA-series amplifier is intended for enthusiasts building a focused bass section in a car audio system. It offers manufacturer-listed output ratings of 1 x 750 watts at 4 ohms, 1 x 1500 watts at 2 ohms, and 1 x 3000 watts at 1 ohm. The mono-only layout keeps its controls and connections centered on subwoofer use.\u003c\/p\u003e\u003cp\u003eSound tailoring is handled through an electronic Accu-Cross low-pass crossover, a variable subsonic filter, bass EQ, and variable phase adjustment. These controls allow the amplifier to be matched more carefully to the subwoofer enclosure, source signal, and front-speaker system. A wired HFR-31 bass remote is included for convenient adjustment from the driver’s seat.\u003c\/p\u003e\u003cp\u003eThe A3000.1D uses Hifonics Super D-Class circuitry with Ultra-Fi MOSFET output devices and a pulse-width-modulated Twin Turbo Coil power supply. Low-noise preamplifier circuitry and nickel-plated RCA inputs are used to support clean signal transfer from the source unit. The amplifier also accepts speaker-level audio inputs for systems that do not provide a conventional low-level RCA signal.\u003c\/p\u003e\u003cp\u003eFor a complete upgrade, pair the A3000.1D with subwoofers whose final impedance and power handling suit the selected output rating. Its variable low-pass filter, subsonic filter, and phase control provide useful setup flexibility as a system develops. The aluminum-alloy heat sink, angled terminals, and illuminated protection indicators support a practical installation in a wide range of vehicles.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-Ohm-Stable Mono Design:\u003c\/strong\u003e Supports a properly wired 1-ohm subwoofer load for the amplifier's highest listed output rating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuper D-Class Circuitry:\u003c\/strong\u003e Uses a compact, efficient amplifier topology intended for dedicated subwoofer duty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable Low-Pass Crossover:\u003c\/strong\u003e Adjusts from 30 to 250 Hz to help blend subwoofer output with the rest of the system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubsonic Filter:\u003c\/strong\u003e Adjusts from 10 to 50 Hz to limit ultra-low frequencies below a chosen point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHFR-31 Bass Remote:\u003c\/strong\u003e Included wired controller lets the driver adjust bass level from a mounted remote location.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Diagnostics:\u003c\/strong\u003e Illuminated indicators monitor overload and speaker-short protection status.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe A3000.1D has a black ALPHA-series chassis with a heavy-duty aluminum-alloy heat sink. It uses Ultra-Fi MOSFET output devices, surface-mount circuit construction, and nickel-plated, high-temperature impact-resistant terminals with hex-screw retention. Angled power, ground, and speaker connections are designed to improve access during installation.\u003c\/p\u003e\u003cp\u003eUse a properly fused power run, a secure chassis ground, and wiring sized for the amplifier’s terminals; the 12V and ground terminals accept 4 AWG wire, while the speaker terminals accept 12 AWG wire. Confirm the final subwoofer impedance before wiring, then set gain, low-pass crossover, subsonic filter, bass EQ, and phase conservatively during setup. RCA inputs can be used with an aftermarket source unit, while speaker-level inputs provide an option for compatible factory-radio integrations.\u003c\/p\u003e","brand":"Hifonics","offers":[{"title":"Default Title","offer_id":45631904743494,"sku":"A3000-1D","price":513.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/61XX64XgWSL.jpg?v=1784386240","url":"https:\/\/audiowatt.store\/products\/hifonics-a3000-1d-3000w-monoblock-car-amplifier","provider":"Audio Watt Store","version":"1.0","type":"link"}