{"product_id":"st-1650xm-iii-le","title":"Zapco ST-1650XM III LE Mono Class D Bass Amplifier","description":"\u003cp\u003eThe Zapco ST-1650XM III LE is a mono Class D bass amplifier that makes 1 x 1600 W at 1 ohm, 1 x 1150 W at 2 ohms and 1 x 800 W at 4 ohms. Two can be strapped together to drive a single voice coil, so you can double your output later by adding a second amp.\u003c\/p\u003e\u003cp\u003ePart of the \u003ca href=\"\/collections\/zapco-stx-iii\"\u003eZapco ST-X III Series\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eHighlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSingle-channel Class D bass amplifier in the new ST-X III LE aluminum chassis\u003c\/li\u003e\n\u003cli\u003eVariable input gain, electronic crossover and subsonic filter\u003c\/li\u003e\n\u003cli\u003eBass boost with adjustable level and center frequency, plus variable phase\u003c\/li\u003e\n\u003cli\u003eStrappable: link two identical amps to drive one voice coil and double the power\u003c\/li\u003e\n\u003cli\u003eDash-mount remote gain control included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eBest for\u003c\/h2\u003e\u003cp\u003ePowering a single subwoofer or a pair in a daily driver. For more output, step up to the \u003ca href=\"\/products\/st-2000xm-iii\"\u003eST-2000XM III LE\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003eMono Class D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 1Ω\u003c\/th\u003e\n\u003ctd\u003e1 x 1600 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 2Ω\u003c\/th\u003e\n\u003ctd\u003e1 x 1150 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 4Ω\u003c\/th\u003e\n\u003ctd\u003e1 x 800 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTHD at rated power\u003c\/th\u003e\n\u003ctd\u003e\u0026lt; 0.2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTHD + noise\u003c\/th\u003e\n\u003ctd\u003e\u0026lt; 0.2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSignal-to-noise ratio\u003c\/th\u003e\n\u003ctd\u003e\u0026gt; 85 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eEfficiency\u003c\/th\u003e\n\u003ctd\u003e\u0026gt; 85%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e10 Hz – 200 Hz ±1 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eInput sensitivity\u003c\/th\u003e\n\u003ctd\u003e0.25 V – 5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions, net (W x H x L)\u003c\/th\u003e\n\u003ctd\u003e160 x 58 x 375 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions, overall (W x H x L)\u003c\/th\u003e\n\u003ctd\u003e160 x 58 x 400 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.zapco.com\/_files\/ugd\/0bf3d1_523a12e4024a4162bc93fd725fbc1dbf.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload the Zapco ST-X III owner's manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\u003ch2\u003eWhy buy Zapco from ShopAlumapro\u003c\/h2\u003e\u003cp\u003eShopAlumapro is an authorized Zapco dealer. Orders of $499 or more ship free, and we can install your Zapco amplifier at our shop in Cary, Illinois. \u003ca href=\"\/pages\/car-audio-installation-cary-il\"\u003eSee installation\u003c\/a\u003e or \u003ca href=\"\/pages\/contact\"\u003etalk to us about your build\u003c\/a\u003e.\u003c\/p\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":54325968404769,"sku":"ZS165M3 LE","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/1145\/9873\/files\/ST1650XMIIILE_1.jpg?v=1793756842","url":"https:\/\/www.shopalumapro.com\/products\/st-1650xm-iii-le","provider":"ShopAlumapro.com","version":"1.0","type":"link"}