{"product_id":"fosi-audio-m03-200w-subwoofer-amplifier-mono-pbtl-sub-modes-with-32v-5a-power","title":"Fosi Audio M03 200W Subwoofer Amplifier — Mono PBTL \u0026 Sub Modes with 32V\/5A Power","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe Fosi Audio M03 is a compact, versatile mono amplifier designed to handle both full‑range listening and dedicated subwoofer duty in a single enclosure. Its two‑mode design gives you flexible setup options for different rooms and speakers.\u003c\/p\u003e\u003ch3\u003eTwo modes for versatile audio\u003c\/h3\u003e\u003cp\u003eIn PBTL mode, the M03 can drive passive speakers and powered subs with mono accuracy. In SUB mode, it acts as a dedicated subwoofer amplifier for smooth low end. This approach keeps your signal chain simple while giving you room to grow your system over time.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSwitch between PBTL and SUB to match your speakers and room acoustics\u003c\/li\u003e\n\u003cli\u003eDrive bookshelf or floor‑standing speakers with clean, cohesive mono output\u003c\/li\u003e\n\u003cli\u003eProvide dedicated bass power for sealed or ported subwoofers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAdvanced technology and sound quality\u003c\/h3\u003e\u003cp\u003eThe M03 packs the Texas Instruments TPA3255D2 chip with an integrated feedback design and PurePath Ultra‑HD gate drive error correction. The result is ultra‑low distortion across the audio band and a clearer, more natural sound at typical listening levels.\u003c\/p\u003e\u003cp\u003eDesign choices emphasize precision and efficiency, helping your system reproduce details from smooth mids to tight bass with minimal coloration.\u003c\/p\u003e\u003ch3\u003ePower and efficiency for home use\u003c\/h3\u003e\u003cp\u003eWith the right supply, the M03 can deliver up to 200 watts of power. It can produce about 150 watts RMS into 4 ohms and 120 watts into 8 ohms. A 32V\/5A power supply is included in the package; higher capacity may be needed to reach peak output in demanding setups.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh‑efficiency class D design supports sustained listening without overheating\u003c\/li\u003e\n\u003cli\u003eCompact footprint suits desktops, AV stands, or small entertainment centers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBuilt for home hi‑fi with flexible bass control\u003c\/h3\u003e\u003cp\u003eThe M03 includes a built‑in low‑pass filter for 20-300 Hz subwoofers with a SUB frequency control, making it easy to tailor the bass to your room and speakers without additional gear.\u003c\/p\u003e\u003cp\u003eWhat you'll get is a simple, reliable amplifier ready to pair with a wide range of bookshelf and subwoofers for cohesive, enjoyable sound.\u003c\/p\u003e\u003ch3\u003eWhat you get\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eM03 amplifier\u003c\/li\u003e\n\u003cli\u003e32V\/5A power adapter\u003c\/li\u003e\n\u003cli\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eReal‑world use cases\u003c\/h3\u003e\u003cp\u003ePerfect for compact home theaters, desktop music rigs, or small living rooms where space matters but audio fidelity remains important.\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 Fosi Audio M03 best suited for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Ideal for compact home theaters, desktop rigs, or small living rooms needing flexible mono and subwoofer power.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the M03 require a powerful supply to reach maximum output?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Max power depends on the power supply; the package includes a 32V\/5A adapter, with higher-capacity options for peak headroom.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":48406593994909,"sku":"B07VHG2LR9","price":111.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/fosi-audio-m03-front-panel.jpg?v=1781140344","url":"https:\/\/nexoltic.com\/products\/fosi-audio-m03-200w-subwoofer-amplifier-mono-pbtl-sub-modes-with-32v-5a-power","provider":"Nexoltic","version":"1.0","type":"link"}