{"product_id":"zapco-harmony-hb-154d-ii-4-channel-full-range-class-d-micro-power-amplifier","title":"Zapco Harmony HB 154D II 4-Channel Full-Range Class-D Micro Power Amplifier","description":"\u003ch2\u003eHigh-Power Compact Performance: Zapco Harmony HB 154D II\u003c\/h2\u003e\n\u003cp\u003eExperience impressive power and clean audio dynamics in a micro footprint with the \u003cb\u003eZapco HB 154D II\u003c\/b\u003e full-range Class-D amplifier. Delivering an impressive \u003cb\u003e150W x 4 RMS @ 4Ω\u003c\/b\u003e and \u003cb\u003e200W x 4 RMS @ 2Ω\u003c\/b\u003e, this compact power unit bridges up to \u003cb\u003e350W x 2 RMS @ 4Ω\u003c\/b\u003e, making it an ideal choice for high-output front stage speakers or powering component setups alongside subwoofers.\u003c\/p\u003e\n\u003ch2\u003eKey Features \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eHigh-Output Class-D Architecture:\u003c\/b\u003e Packs \u003cb\u003e800W RMS total power\u003c\/b\u003e into an ultra-compact chassis with low power draw and minimal heat generation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFlexible Multi-Channel Power:\u003c\/b\u003e Delivers \u003cb\u003e150W x 4 @ 4Ω\u003c\/b\u003e, \u003cb\u003e200W x 4 @ 2Ω\u003c\/b\u003e, and bridges to \u003cb\u003e350W x 2 @ 4Ω\u003c\/b\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eUniversal Integration:\u003c\/b\u003e Equipped with both RCA Low-Level and Speaker High-Level inputs for easy connectivity to factory radios or aftermarket head units.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eVariable Crossover Tuning:\u003c\/b\u003e Integrated electronic crossovers allow precise High-Pass (HPF) and Low-Pass (LPF) frequency adjustments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eUltra-Compact Aluminum Footprint:\u003c\/b\u003e Premium brushed black aluminum chassis measuring just \u003cb\u003e180 mm x 115 mm x 45.5 mm\u003c\/b\u003e for effortless installation in tight vehicle spaces.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eBrand:\u003c\/b\u003e Zapco\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSeries:\u003c\/b\u003e Harmony Blue\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eModel:\u003c\/b\u003e HB 154D II\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eAmplifier Topology:\u003c\/b\u003e Full-Range Class D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eChannels:\u003c\/b\u003e 4-Channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eRMS Power Output @ 4 Ohm:\u003c\/b\u003e 150 Watts x 4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eRMS Power Output @ 2 Ohm:\u003c\/b\u003e 200 Watts x 4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eBridged Power Output @ 4 Ohm:\u003c\/b\u003e 350 Watts x 2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFrequency Response:\u003c\/b\u003e 20 Hz – 20,000 Hz (±1dB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eSignal-to-Noise Ratio (S\/N):\u003c\/b\u003e \u0026gt; 90 dB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTHD + Noise:\u003c\/b\u003e \u0026lt; 0.1%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTHD @ Rated Power:\u003c\/b\u003e \u0026lt; 0.5%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eInput Sensitivity:\u003c\/b\u003e 0.25V – 6.0V (Low-Level RCA)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eInput Types:\u003c\/b\u003e RCA Low-Level \u0026amp; Speaker High-Level Inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCrossover Control:\u003c\/b\u003e Variable Electronic High-Pass \/ Low-Pass Crossovers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eDimensions (L x W x H):\u003c\/b\u003e 180 mm x 115 mm x 45.5 mm (7.08\" x 4.52\" x 1.79\")\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs the Zapco HB 154D II powerful enough to run a subwoofer?\u003c\/h3\u003e\n\u003cp\u003eYes! In 3-channel mode (bridged), it outputs \u003cb\u003e350W RMS @ 4Ω\u003c\/b\u003e on the bridged channels, providing plenty of power for a component speaker pair plus a dedicated subwoofer.\u003c\/p\u003e","brand":"Car Concepts Shop","offers":[{"title":"Default Title","offer_id":49347610607771,"sku":null,"price":23490.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/6392\/4891\/files\/Zapco_Harmony_HB_154D_II_4_channel_full_range_class_D_car_amplifier_800W_RMS.png?v=1787333691","url":"https:\/\/carconceptsshop.com\/products\/zapco-harmony-hb-154d-ii-4-channel-full-range-class-d-micro-power-amplifier","provider":"Car Concepts Shop","version":"1.0","type":"link"}