--- product_id: 536776384 title: "MS 500B Vacuum Tube Integrated Amplifier or Power Amplifier, Class A, Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1" brand: "yaqin" price: "2245363CFA" currency: XOF in_stock: true category: "Yaqin" url: https://www.desertcart.sn/products/536776384-ms-500b-vacuum-tube-integrated-amplifier-or-power-amplifier-class store_origin: SN region: Senegal --- # 8.5W x 2 Class A output Japanese ALPS volume control Turn-on delay protection circuit MS 500B Vacuum Tube Integrated Amplifier or Power Amplifier, Class A, Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 **Brand:** yaqin **Price:** 2245363CFA **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your sound game with vintage warmth and modern precision! ## Quick Answers - **What is this?** MS 500B Vacuum Tube Integrated Amplifier or Power Amplifier, Class A, Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 by yaqin - **How much does it cost?** 2245363CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/536776384-ms-500b-vacuum-tube-integrated-amplifier-or-power-amplifier-class) ## Best For - yaqin enthusiasts ## Why This Product - Trusted yaqin brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Mode Flexibility:** Seamlessly switch between integrated amplifier and pure power amplifier modes to suit your setup and mood. - • **Pure Class A Triode Power:** Experience rich, warm sound with 8.5W per channel output that fills your space with audiophile-grade clarity. - • **Sleek, Solid Aluminum Design:** Brushed anodized chassis with machined grilles that not only looks premium but ensures lasting build quality. - • **Intuitive Front & Rear Controls:** All essential functions including UV meter, remote control, and multiple input/output jacks at your fingertips. - • **Hand-Built Japanese Transformers:** Crafted with oxygen-free enameled wire and silicon steel for unmatched signal purity and durability. ## Overview The YAQIN MS 500B is a meticulously hand-built Class A single-ended vacuum tube amplifier featuring premium Japanese components, dual working modes (integrated and power amplifier), and a robust 8.5W per channel output. Its brushed aluminum chassis houses audiophile-grade transformers and controls, delivering pure, detailed sound with a stylish, durable design perfect for discerning music lovers seeking authentic tube warmth and versatile operation. ## Description Two working models (Optional): Mode 1: AUX4 pure post-level mode as a power tube amplifier Mode 2: AUX1-AUX3 signal inputs as an integrated tube amplifier Specifications: Output Power: 8.5W + 8.5W (4Ω or 8Ω) SNR: ≥84db (A-weighted) Distortion: (8Ω time) ≤1.5% (1KHz) Frequency response: 5Hz-40KHz (-2db) Load Impedance: 4Ω-8Ω Tube: 300B × 2, 6N8P × 2,12AU7 × 2,5Z3P × 1 Unit Size: length 485mm × width 380mm × height 270 mm Gross Weight: 30kg Maximum Power: ≤150W What are included in the packages: A YAQIN MS-500B unit A Power cable A Manual ## Features - High Quality: all the components are at high quality level.Hand built audiophile output transformers with Japanese silicon steel and oxygen free enameled wire. Audiophile grade resistors, capacitors throughout and Japanese original ALPS volume Control. - Easy Operation: you can find all the function operations on the the front and back panels, the UV meter, earphone output, infra remote control selection, signal selection, volume control, signal inputs jack, pre amplifier input jack, two channels signal output jack etc. - Perfect Design : Pure Class A Triode single ended integrated tube amplifier with turn on delay protection circuit, vacuum tube voltage rectification, Infra-red aluminum remote control for volume and input selector. - Solid Construction and Beautiful Appearance : the chassis is brushed anodized gray aluminum with machined and anodized gray grilles. - Two Working Modes: work as an integrated amplifier or a power amplifers. Integrated amplifier is selected from Aux1-3 signal inputs, power amplifiers by Aux4 signal input as pure post-stage mode. This means Aux 4 can be configured to accept a preamplifier input. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C9KV5C1R | | Best Sellers Rank | #634,472 in Electronics ( See Top 100 in Electronics ) #3,581 in Audio Component Amplifiers | | Brand Name | yaqin | | Customer Reviews | 5.0 5.0 out of 5 stars (3) | | Global Trade Identification Number | 00616908655855 | | Item Weight | 29 Kilograms | | Manufacturer | yaqin | | Material Type | Aluminum | | Model | MS-500B | | Mounting Type | Surface Mount | | Number of Channels | 2 | | Operating Temperature | 20 Degrees Celsius | | Output Power | 8.5 Watts | | Package Type Name | Standard Carton" or "Retail Box | | Part Number | MS500B-2023 NEW VERSION | | Specification Met | Internal Specifications | | UPC | 616908655855 | | Voltage | 230 Volts (AC) | ## Product Details - **Brand:** yaqin - **Manufacturer:** yaqin - **Mounting Type:** Surface Mount - **Number of Channels:** 2 - **Voltage:** 230 Volts (AC) ## Images ![MS 500B Vacuum Tube Integrated Amplifier or Power Amplifier, Class A, Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 - Image 1](https://m.media-amazon.com/images/I/51ORcz0JuEL.jpg) ## Frequently Bought Together - YAQIN MS 500B Vacuum Tube Integrated Amplifier or Power Amplifier, Class A, Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 - Micca 14 Gauge Pure Copper Speaker Wire, 6 Feet (2 Meters 6.6ft Actual), 2 Pack Pair, Gold Plated Banana Plugs, Soldered Construction, Slim Design, 245 Strands, for Stereo or Home Theater - Primeda Auidophile 2RCA Male to 2RCA Male Stereo Audio Cable,Gold Plated | 4N Oxgen-Free Copper Core (3 Feet (1M)) --- ## 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.sn/products/536776384-ms-500b-vacuum-tube-integrated-amplifier-or-power-amplifier-class](https://www.desertcart.sn/products/536776384-ms-500b-vacuum-tube-integrated-amplifier-or-power-amplifier-class) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-06-06*