--- product_id: 660969703 title: "V3 Home Audio Stereo Amplifier 300 Watts x2 Power TPA3255 Mini Amp 2 Channel Class D for Passive Speakers Bookshelf Desktop Home Theater with 48V Power Supply" brand: "fosi audio" price: "¥44235" currency: JPY in_stock: true category: "Fosi Audio" url: https://www.desertcart.jp/products/660969703-v3-home-audio-stereo-amplifier-300-watts-x2-power-tpa3255 store_origin: JP region: Japan --- # 600W peak power output Innovative full-body heatsink cooling Customizable op-amp compatibility V3 Home Audio Stereo Amplifier 300 Watts x2 Power TPA3255 Mini Amp 2 Channel Class D for Passive Speakers Bookshelf Desktop Home Theater with 48V Power Supply **Brand:** fosi audio **Price:** ¥44235 **Availability:** ✅ In Stock ## Summary > 🎧 Elevate your sound game with power, precision, and style! ## Quick Answers - **What is this?** V3 Home Audio Stereo Amplifier 300 Watts x2 Power TPA3255 Mini Amp 2 Channel Class D for Passive Speakers Bookshelf Desktop Home Theater with 48V Power Supply by fosi audio - **How much does it cost?** ¥44235 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/660969703-v3-home-audio-stereo-amplifier-300-watts-x2-power-tpa3255) ## Best For - fosi audio enthusiasts ## Why This Product - Trusted fosi audio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Tailor Your Sound:** Easily swap out the NE5532 op-amps with high-end alternatives to craft your perfect audio signature. - • **Powerhouse Performance:** Delivers a robust 300W x 2 channels to energize any passive speaker setup with crystal-clear sound. - • **Confidence in Every Note:** Backed by a 24-month warranty, this amp guarantees peace of mind alongside premium sound. - • **Audiophile-Grade Components:** Built with premium Japanese and German capacitors and inductors for pristine audio fidelity and ultra-low distortion. - • **Revolutionary Cooling Design:** Full-body heatsink plus top and bottom vents keep your amp cool under pressure, ensuring long-lasting reliability. ## Overview The Fosi Audio V3 is a compact yet powerful Class D stereo amplifier delivering 300W per channel with top-tier TPA3255 chip technology. Designed for audiophiles and professionals alike, it features premium Japanese and German components for exceptional clarity, innovative full-body heatsink cooling, and customizable op-amp compatibility. Perfect for home theaters, desktops, and bookshelf speakers, it combines high performance with reliability backed by a 24-month warranty. ## Description Fosi Audio V3 Home Audio Stereo Amplifier 300 Watts x2 Power TPA3255 Mini Amp 2 Channel Class D for Passive Desktop Shelf Tower Speakers Home Theater with 48V Power Supply ## Features - Compact and Powerful: The V3 mini power amplifier combines a minimalist design with exceptional performance. With an output power of up to 600W, it can effortlessly drive speakers from 2 to 8Ω, providing impressive sound quality. Its compact size allows it to adapt to a wide range of applications, from libraries and office facilities to home theaters. - Audiophile Quality Components: It is equipped with the high-end class D digital amplification chip TPA3255 and uses top-quality Japanese NCC, ELNA, and German WIMA capacitors, as well as Japanese Sumida inductors for exceptional audio quality. With a SINAD rating of up to 88dB, SNR of up to 110dB and a noise floor of only 140uF, it offers exceptional clarity and low distortion. - Innovative cooling: The V3 stands out for its revolutionary heat dissipation design. Equipped with vents on the top and bottom of the case, and a full-body heatsink, it effectively dissipates heat, preventing damage to components and ensuring optimal performance. - Scalable and Fun: Customize your sound experience by replacing the original NE5532 operational amplifiers. The V3 is compatible with a variety of 8-pin dual amplifiers like Sparkos SS3602, MUSES02, OPA2604, OPA2134PA, OP249, AD827, RM4559, LM4562, LME49720HA etc. - PEACE OF MIND The V3 stereo amplifier brings you peace of mind. It is backed by a 24-month warranty, ensuring reliable performance and customer satisfaction. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CGCSM191 | | Brand | Fosi Audio | | Country of Origin | China | | Customer Reviews | 4.5 4.5 out of 5 stars (367) | | Manufacturer | Fosi Audio | | Mfr Part Number | V3-48V | | Model Number | V3_48V/5A | ## Images ![V3 Home Audio Stereo Amplifier 300 Watts x2 Power TPA3255 Mini Amp 2 Channel Class D for Passive Speakers Bookshelf Desktop Home Theater with 48V Power Supply - Image 1](https://m.media-amazon.com/images/I/51jOyYN2wnL.jpg) ## Frequently Bought Together - Fosi Audio V3 Stereo Amplifier Home Audio 300 Watts x2 Power TPA3255 Class D Mini Speaker Amp 2 Channel Audio Component for Passive Bookshelf Tower Speakers Desktop Home Theater with 48V Power Supply - Fosi Audio Replaceable Control Knob Orange Controller for V3 Amplifier Stereo Amplifier Home Audio - WiiM Mini AirPlay 2 Wireless Audio Streamer, Multiroom Stereo, Preamplifier, Works with Alexa and Siri Voice Assistants, Stream Hi-Res Audio from Spotify, Amazon Music and More --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/660969703-v3-home-audio-stereo-amplifier-300-watts-x2-power-tpa3255](https://www.desertcart.jp/products/660969703-v3-home-audio-stereo-amplifier-300-watts-x2-power-tpa3255) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-08*