{"product_id":"soundstream-txp1-3500d","title":"Soundstream TXP1.3500D | Tarantula XP Series Class D Monoblock Amplifier","description":"\u003cp\u003eSoundstream TXP1.3500D is a car audio amplifier for an aftermarket vehicle audio installation. Match the specifications, connections and mounting requirements below to your system before ordering.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Soundstream\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: TXP1.3500D\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKey specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMax Power: 3,500 Watts\u003c\/li\u003e\n\u003cli\u003eRMS Power 4Ω: 450W x 1\u003c\/li\u003e\n\u003cli\u003eRMS Power 2Ω: 800W x 1\u003c\/li\u003e\n\u003cli\u003eRMS Power 1Ω: 1,250W x 1\u003c\/li\u003e\n\u003cli\u003eSPECIFICATIONS: TXP1.3500D\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFeatures and installation details\u003c\/h2\u003e\u003ch2\u003e\u003cstrong\u003eTarantula Xtreme Power - Class D Monoblock Amplifier\u003c\/strong\u003e\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Power\u003c\/td\u003e\n\u003ctd\u003e3,500 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power 4Ω\u003c\/td\u003e\n\u003ctd\u003e450W x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power 2Ω\u003c\/td\u003e\n\u003ctd\u003e800W x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power 1Ω\u003c\/td\u003e\n\u003ctd\u003e1,250W x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n  \n      \n  \n    \u003ch2\u003eSoundstream TXP1.3500D – 3500W Class D Monoblock Amplifier\u003c\/h2\u003e\u003cp\u003eTo dominate your audio build and push serious bass power, you need more than just a big name—smart engineering, raw wattage, and extreme efficiency. The Soundstream TXP1.3500D is built exactly for that.\u003c\/p\u003e\u003cp\u003eThis 3500-watt monoblock amplifier was engineered to outperform conventional Class D amps as part of the Tarantula X Series. It delivers aggressive output without compromising efficiency or stability, making it ideal for high-performance car audio systems.\u003c\/p\u003e\u003cp\u003eUnlike entry-level amps that strain your electrical system, the TXP1.3500D uses high-current silicon steel core transformers that supply consistent power on demand—meaning your subwoofers receive the clean, punchy, low-end response they were made for.\u003c\/p\u003e\u003ch2\u003eTarantula X Series Power and Design\u003c\/h2\u003e\u003cp\u003eThe TXP1.3500D amplifier features Soundstream’s most efficient Class D architecture, ensuring maximum performance with less heat and energy consumption. This allows compact dimensions without sacrificing output—a perfect match for tight install spaces or stealth builds.\u003c\/p\u003e\u003cp\u003eWith the Tarantula X name behind it, this amp doesn’t just look intimidating—it’s loaded with real, road-tested capability. It’s built to handle low-impedance subwoofer configurations, deliver constant power at 1 ohm, and maintain voltage under heavy bass loads.\u003c\/p\u003e\u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Tarantula X\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e TXP1.3500D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmplifier Class:\u003c\/strong\u003e Class D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannels:\u003c\/strong\u003e Monoblock (1 channel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Power Output:\u003c\/strong\u003e 3500 watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpedance Stability:\u003c\/strong\u003e 1 Ohm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransformer Type:\u003c\/strong\u003e Silicon Steel Core (High Current)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e High-efficiency MOSFET\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Pass Filter:\u003c\/strong\u003e Variable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubsonic Filter:\u003c\/strong\u003e 10Hz – 50Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBass Boost:\u003c\/strong\u003e Remote gain control included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e RCA line-level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuitry:\u003c\/strong\u003e Thermal, overload, and short circuit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling System:\u003c\/strong\u003e Aluminum alloy heatsink\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Compact chassis, black anodized finish\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eEngineered for Serious Subwoofer Control\u003c\/h2\u003e\u003cp\u003eThe TXP1.3500D is designed to deliver full-range, low-distortion power where it matters most—at the subwoofer level. Whether running a single high-powered driver or a multi-sub setup, this amplifier offers a clean, steady output to preserve clarity and depth at high volume levels.\u003c\/p\u003e\u003cp\u003eIt includes a subsonic filter to block ultra-low frequencies that can damage subwoofers and a variable low-pass crossover for fine-tuning your output. The included remote bass knob gives you instant control over your subwoofer gain without reaching behind panels or diving into your head unit.\u003c\/p\u003e\u003ch2\u003eCompact Footprint, Competition Power\u003c\/h2\u003e\u003cp\u003eDon’t let its small size fool you—the TXP1.3500D is built to compete. The silicon steel alloy power supply is far more efficient than traditional toroidal transformers, allowing it to push massive currents without requiring multiple batteries or oversized power cables. That means more output, fewer upgrades, and a cleaner installation.\u003c\/p\u003e\u003cp\u003eThis makes the TXP1.3500D ideal for custom builds, SPL competitions, and daily systems where space is limited but performance is non-negotiable.\u003c\/p\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCar audio enthusiasts running powerful subwoofer setups\u003c\/li\u003e\n\u003cli\u003eCustom installers working with limited space\u003c\/li\u003e\n\u003cli\u003eSPL competitors looking for compact, efficient amps\u003c\/li\u003e\n\u003cli\u003eDrivers running 1-ohm or dual 2-ohm subwoofer loads\u003c\/li\u003e\n\u003cli\u003eBass lovers need high output without high heat.\u003c\/li\u003e\n\u003c\/ul\u003e\n  \n\n    \n      \n  \n    [vc_row][vc_column width=\"1\/6\"][\/vc_column][vc_column width=\"2\/3\"][vc_column_text responsive_js_composer_custom_id=\"responsive_js_composer_custom_css_1938263476\"]\n\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSPECIFICATIONS\u003c\/th\u003e\n\u003cth\u003eTXP1.3500D\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Power\u003c\/td\u003e\n\u003ctd\u003e3,500 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power @ 4Ω\u003c\/td\u003e\n\u003ctd\u003e450W x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power @ 2Ω\u003c\/td\u003e\n\u003ctd\u003e800W x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power @ 1Ω\u003c\/td\u003e\n\u003ctd\u003e1,250W x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemote Gain Control\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow Pass Filter\u003c\/td\u003e\n\u003ctd\u003e50-10KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh Pass Filter\u003c\/td\u003e\n\u003ctd\u003e15-1KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass Boost\u003c\/td\u003e\n\u003ctd\u003e0-12dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass Boost Frequency\u003c\/td\u003e\n\u003ctd\u003e50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSubsonic Filter\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e20-20KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS\/N\u003c\/td\u003e\n\u003ctd\u003e105dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e200Mv-6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.3%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperation Voltage\u003c\/td\u003e\n\u003ctd\u003e9V-16V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Rating\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\n(8.25\"W x 2.75\"H)\u003c\/td\u003e\n\u003ctd\u003e4.25\" L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eThe TXP Line of amplifiers does not come with external fusing. Make sure you install an appropriate in-line fuse from the positive side of your power source.\u003c\/p\u003e\n\n\n[\/vc_column_text][\/vc_column][vc_column width=\"1\/6\"][\/vc_column][\/vc_row]\n  \n\n    \n      \n  \n    \u003cp\u003e\n\n\u003c\/p\u003e\u003ch2\u003e\u003ca href=\"https:\/\/soundstream.com\/pages\/pdf\/Soundstream-TXP-Owners-Manual\"\u003eTarantula XP Amplifier Owners Manual [PDF]\u003c\/a\u003e\u003c\/h2\u003e\n\n\n  \n\n    \n      \n  \n    \u003ch2\u003e\u003cstrong\u003eTarantula XP Features:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e1-ohm Minimum Impedance Monoblock Operation\u003c\/p\u003e\n\u003cp\u003eLED Accent Lighting Illuminates Circuit Board, for Your Viewing Pleasure\u003c\/p\u003e\n\u003cp\u003eSilicone Steel Alloy Core Power Supply Transformers, \u0026amp; Flux Capacitors\u003c\/p\u003e\n\u003cp\u003eMilitary Grade SMT PCB Maintains Dynamic Performance\u003c\/p\u003e\n\u003cp\u003eDirect Short, Thermal, \u0026amp; Overload Circuits Protect Amplifier\u003c\/p\u003e\n\u003cp\u003e200mV-6V High Level or Low-Level RCA Input \u0026amp; Output\u003c\/p\u003e\n\u003cp\u003eVariable 12dB High Pass, Low Pass, \u0026amp; Subsonic Crossovers\u003c\/p\u003e\n\u003cp\u003eDash Mount Gain Control Module Included\u003c\/p\u003e\n  \n\n    \u003ch2\u003eMore from Soundstream\u003c\/h2\u003e\u003cp\u003eExplore these related options. Compare specifications and vehicle fitment when choosing an alternative or planning an installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompare: \u003ca href=\"\/en-ch\/products\/soundstream-pn1-1000d\"\u003eSoundstream PN1-1000D | Picasso Nano Series Class D Monoblock Amplifier\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ch\/products\/soundstream-pn1-650d\"\u003eSoundstream PN1-650D | Picasso Nano Series Class D Monoblock Amplifier\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ch\/products\/soundstream-txp4-3500d\"\u003eSoundstream TXP4-3500D | Tarantula XTREME POWER 4-Channel Class D Amplifier\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Soundstream","offers":[{"title":"Default Title","offer_id":46301065969749,"sku":"TXP1.3500D","price":107.0,"currency_code":"CHF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0947\/5040\/files\/TXP1.3500D-SOUNDSTREAM-AMP_0e5af350-da0a-400f-8c0c-04c028513ac7.jpg?v=1791471641","url":"https:\/\/speedzone-web.com\/en-ch\/products\/soundstream-txp1-3500d","provider":"Speedzone Performance LLC","version":"1.0","type":"link"}