{"product_id":"phoenix-gold-zxm500-1i-compact-mono-class-d-amplifier-500-w-rms","title":"Phoenix Gold ZXM500.1i Compact Mono Class D Amplifier – 500 W RMS","description":"\u003cp\u003eAdd dedicated subwoofer power where installation space is limited. The Phoenix Gold ZXM500.1i is a compact Class D mono amplifier delivering 230 W RMS at 4 ohms, 360 W RMS at 2 ohms or 500 W RMS at 1 ohm.\u003c\/p\u003e\n\u003ch2\u003eDesigned for factory-system integration\u003c\/h2\u003e\n\u003cp\u003eThe updated “i” model adds selectable OEM impedance simulation, quick power connectors and a high-level input accepting signals up to 20 V. A turn-on selector supports either high-level signal sensing or a remote trigger, giving the installer flexibility when retaining a suitable factory radio.\u003c\/p\u003e\n\u003ch2\u003eBass control included\u003c\/h2\u003e\n\u003cp\u003eAdjustable low-pass and subsonic filters help match the amplifier to your subwoofer and enclosure. The variable bass boost adjusts the response at 45 Hz, while the included remote gain controller lets you adjust the subwoofer level from the cabin.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eAmplifier type\u003c\/th\u003e\n\u003ctd\u003eSingle-channel Class D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRMS power at 4 ohms\u003c\/th\u003e\n\u003ctd\u003e230 W × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRMS power at 2 ohms\u003c\/th\u003e\n\u003ctd\u003e360 W × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRMS power at 1 ohm\u003c\/th\u003e\n\u003ctd\u003e500 W × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e10–280 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLow-pass filter\u003c\/th\u003e\n\u003ctd\u003e50–250 Hz, 12 dB\/octave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSubsonic filter\u003c\/th\u003e\n\u003ctd\u003e10–50 Hz, 12 dB\/octave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBass boost\u003c\/th\u003e\n\u003ctd\u003e0 to +18 dB at 45 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput sensitivity\u003c\/th\u003e\n\u003ctd\u003e0.45–20 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOEM impedance simulation\u003c\/th\u003e\n\u003ctd\u003eSelectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTurn-on options\u003c\/th\u003e\n\u003ctd\u003eHigh-level auto turn-on or remote trigger\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating voltage\u003c\/th\u003e\n\u003ctd\u003e7–16.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions including mounting feet\u003c\/th\u003e\n\u003ctd\u003e165 × 83.1 × 34.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions excluding mounting feet\u003c\/th\u003e\n\u003ctd\u003e149 × 83.1 × 34.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRemote gain controller\u003c\/th\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eProfessional installation at Base Systems\u003c\/h2\u003e\n\u003cp\u003eContact Base Systems in Preston for advice on subwoofer matching, factory-radio integration and professional fitting. Vehicle compatibility, mounting space and wiring requirements should be checked before installation.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/phoenixgold-eu.com\/wp-content\/uploads\/2025\/10\/Mini-Amps-Instructions-2025-v2.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload the Phoenix Gold mini-amplifier instructions\u003c\/a\u003e\u003c\/p\u003e","brand":"Phoenix Gold","offers":[{"title":"Default Title","offer_id":60360534360448,"sku":"ZXM500.1i","price":169.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/2684\/0448\/files\/ZXM500.1i_01.jpg?v=1794321539","url":"https:\/\/www.basesystems.com\/products\/phoenix-gold-zxm500-1i-compact-mono-class-d-amplifier-500-w-rms","provider":"Base Systems","version":"1.0","type":"link"}