--- product_id: 179130875 title: "R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver)" brand: "willsenton" price: "$3625.52" currency: USD in_stock: true category: "Willsenton" url: https://www.desertcart.us/products/179130875-r8-kt88-x4-tube-amplifier-hi-fi-integrated-vacuum-tube store_origin: US region: United States of America --- # Dedicated headphone amp 3 tube compatibility modes 45W output power R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver) **Brand:** willsenton **Price:** $3625.52 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your sound game with the ultimate tube amp trifecta! ## Quick Answers - **What is this?** R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver) by willsenton - **How much does it cost?** $3625.52 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/179130875-r8-kt88-x4-tube-amplifier-hi-fi-integrated-vacuum-tube) ## Best For - willsenton enthusiasts ## Why This Product - Trusted willsenton brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Handcrafted Precision:** Pure hand-welded scaffolding ensures durability and premium build quality. - • **Multi-Mode Amplification:** Use as integrated, power, or headphone amplifier to suit every listening scenario. - • **Triode & Ultra-Linear Modes:** Tailor your audio with selectable triode or ultra-linear output for refined sound control. - • **Remote & Protection Included:** Convenient remote control plus vacuum tube protective cover for safe, easy operation. - • **Versatile Tube Sound Palette:** Switch effortlessly between KT88, EL34, and 6550 tubes for three distinct sonic personalities. ## Overview The Willsenton R8 KT88 x4 Tube Amplifier is a premium, hand-crafted Hi-Fi integrated vacuum tube amp featuring 45 watts output and compatibility with KT88, EL34, and 6550 tubes. It offers flexible audio modes including triode and ultra-linear, plus integrated headphone amplification. Designed for audiophiles seeking rich, customizable sound, it includes remote control and protective cover, promising a refined listening experience after a recommended 100-300 hour run-in period. ## Description Buy Willsenton R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver): Amplifiers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - The model currently on sale is the New Model upgraded in December 2023. - One amplifier can used wiht tube EL34, KT88 or 6550, so, you can get 3 kinds of sound from different models tubes. The default matching tubes of this machine is KT88. If you need another 2 new sets of tube, please purchase in addition. There is a Red selection button on the Back of the amp to switch. - Can be used as an Integrated amplifier, power amplifier or Headphone amplifier. Pure hand-made, the whole machine is welded with scaffolding. - Triode and ultra-linear selection are available, which can be switched by the button on the amplifier. With a remote control,Vacuum tube protective cover,Fuse and an English manual. - We recommend that you spend 100-300 hours to RUN-IN this amplifier to get a better sound. Generally, you could get a better and stable sound after 100 hours, and you could get the best sound after accumulating more than 300 hours. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08133TH98 | | Amplifier Type | Tube | | Audio Output Mode | Triode, Ultra-linear, Integrated, Power, Headphone | | Best Sellers Rank | #88,932 in Electronics ( See Top 100 in Electronics ) #541 in Audio Component Amplifiers | | Brand | Willsenton | | Color | Silver | | Compatible Devices | Guitar, Double Bass, Keyboard, all | | Connector Type | 3.5mm Jack or 6.35mm Jack | | Customer Reviews | 4.4 out of 5 stars 298 Reviews | | Enclosure Material | Silver | | Item Dimensions D x W x H | 11.81"D x 19.69"W x 20.08"H | | Item Weight | 26 Kilograms | | Manufacturer | Willsenton | | Material | Silver | | Mfr Part Number | Willsenton R8 | | Model Name | R8 | | Model Number | Willsenton R8 | | Number of Bands | 3 | | Output Channel Quantity | 4 | | Output Wattage | 45 Watts | | Power Source | AC | | Product Dimensions | 11.81"D x 19.69"W x 20.08"H | | Sound Profile | Variable | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Willsenton - **Color:** Silver - **Compatible Devices:** Guitar, Double Bass, Keyboard, all - **Material:** Silver - **Output Wattage:** 45 Watts ## Images ![R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver) - Image 1](https://m.media-amazon.com/images/I/61kCPwWtBrL.jpg) ![R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver) - Image 2](https://m.media-amazon.com/images/I/71rSvmiNwZL.jpg) ![R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver) - Image 3](https://m.media-amazon.com/images/I/719ukykGtrL.jpg) ![R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver) - Image 4](https://m.media-amazon.com/images/I/61q9oF3iCQL.jpg) ![R8 KT88 x4 Tube Amplifier Hi-Fi Integrated Vacuum Tube Amp with Headphone Output KT88，EL34 Replaceable (Silver) - Image 5](https://m.media-amazon.com/images/I/61I8Qm8XkJL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: I noticed a big undesired distortion & undefined instruments on the middle ''woman in chains'' on the kt88 from my turntable, any hints as to why?** A: Possibly a ground issue from the turntable? Are you running a seperate phono preamp? **Q: I’d like to email the seller about tube selection, is there an address I could write to?** A: youcanpickyourtubechoicewhenyouorder. **Q: How can you get warranty service for this amplifier? The registration card is entirely in Chinese and the seller doesn't respond to emails.** A: TIP: Before you click the button to make your purchase make sure the listing identifies Amazon as the shipper and not some 3rd party seller t that may or may not be located in China. Then if your paranoid about having a warranty you can add Ashurion warranty coverage. WARNING: If it ships from a 3rd part and not via Amazon you must work with the 3rd party to resolved an y issues like shipping damage or DOA. Ships from Amazon - https://www.amazon.com/Willsenton-R8-Integrated-Amplifier-Headphone/dp/B08134V3VK/ref=sr_1_3?crid=3BV0I21TAWLWP&keywords=Willsenton+R8+KT88&qid=1661873079&sprefix=willsenton+r8+kt88%2Caps%2C644&sr=8-3 **Q: 11.81"d x 19.69"w x 20.08"h i question these dimensions can someone measure the depth of this unit? i doubt it is 20 inches tall and 19 inches deep.** A: 8 and 1/2 inches tall , and 14 and 1/2 inches deep ## Frequently Bought Together - Willsenton R8 KT88/EL34 x4 Tube Amplifier Integrated AMP Power Amplifier Headphone Replaceable Basic Meter (Silver) - Micca 14 Gauge Pure Copper Speaker Wire, 12 Feet (4 Meters 13.1ft Actual), 2 Pack Pair, Gold Plated Banana Plugs Connectors, Soldered Construction, Slim Design, 245 Strands, For Stereo or Home Theater --- ## 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.us/products/179130875-r8-kt88-x4-tube-amplifier-hi-fi-integrated-vacuum-tube](https://www.desertcart.us/products/179130875-r8-kt88-x4-tube-amplifier-hi-fi-integrated-vacuum-tube) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-20*