{"product_id":"skar-audio-sa-50-4d-400w-4-channel-class-d-car-amplifier","title":"Skar Audio SA-50.4D 400W 4-Channel Class D Car Amplifier","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Skar Audio SA-50.4D is a compact four-channel amplifier designed for car audio upgrades. Built with a Class D topology, it aims to deliver clean, energetic power to multiple speakers while keeping thermal performance efficient. Its slim footprint makes it suitable for tight dashboards and crowded engine bays, without sacrificing flexibility.\u003c\/p\u003e\n\u003ch3\u003eWhat it delivers\u003c\/h3\u003e\n\u003cp\u003eWith four channels, this amp supports a traditional front\/rear speaker setup, or you can bridge a pair for a dedicated sub while still powering the remaining channels. The dual-channel group tuning and multiple crossover options let you tailor the sound to your vehicle’s acoustics, creating a balanced and engaging listening experience without overhauling your entire system.\u003c\/p\u003e\n\u003ch3\u003eKey specs\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e400-Watt four-channel Class D amplifier\u003c\/li\u003e\n  \u003cli\u003eRMS power at 2 Ω: 100W × 4 channels\u003c\/li\u003e\n  \u003cli\u003eRMS power at 4 Ω: 60W × 4 channels\u003c\/li\u003e\n  \u003cli\u003eRMS power at 4 Ω (bridged): 110W × 2 channels\u003c\/li\u003e\n  \u003cli\u003eOperating voltage: 8.5V–16V\u003c\/li\u003e\n  \u003cli\u003eCrossover options: HPF, Full-Range, LPF\u003c\/li\u003e\n  \u003cli\u003ePower\/Ground input size: 4 AWG\u003c\/li\u003e\n  \u003cli\u003eFrequency response: 10 Hz – 25 kHz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFlexible tuning and controls\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGain and crossover frequencies are adjustable for channels 1\u0026amp;2 and 3\u0026amp;4\u003c\/li\u003e\n  \u003cli\u003eSeparate tuning for each channel pair supports customized front\/rear or sub configurations\u003c\/li\u003e\n  \u003cli\u003eHPF, LPF, and Full-Range modes let you shape bass, mids, and highs to your vehicle’s acoustics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReal-world use cases\u003c\/h3\u003e\n\u003cp\u003eImagine upgrading to a clarifying front-stage with component speakers while keeping reliable rear fill. Bridging two channels can provide a dedicated sub solution in compact spaces, preserving cabin headroom and reducing wiring complexity. Overall, the SA-50.4D offers a versatile path toward clearer, more dynamic car audio—without making guarantees about specific outcomes—dependent on the rest of your system.\u003c\/p\u003e\n\u003ch3\u003eInstallation tips\u003c\/h3\u003e\n\u003cp\u003eRun a four-gauge power and ground harness as recommended and keep wiring neat to minimize noise. Ensure your vehicle’s electrical system can support peak demands and use solid connectors for a secure, lasting setup.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the Skar Audio SA-50.4D best for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A compact four-channel amp ideal for powering two front speakers and two rear speakers, with bridging options for a sub.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I tune the sound with this amplifier?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It offers HPF, LPF, and Full-Range modes with adjustable gain and crossover frequencies for channel pairs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Skar Audio","offers":[{"title":"Default Title","offer_id":48407386128541,"sku":"B0DZ14NT1X","price":269.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/skar-audio-sa-50-4d-front-panel.jpg?v=1781153627","url":"https:\/\/nexoltic.com\/products\/skar-audio-sa-50-4d-400w-4-channel-class-d-car-amplifier","provider":"Nexoltic","version":"1.0","type":"link"}