--- product_id: 588050382 title: "Lightweight 1U 4-Channel Class-D Power Amplifier, 4 x 1150W at 4Ω, Built-in LPF for PA, DJ & Conference Installations (UPDM-Q3)" brand: "sound town" price: "£362.07" currency: GBP in_stock: true reviews_count: 10 category: "Sound Town" url: https://www.desertcart.co.uk/products/588050382-lightweight-1u-4-channel-class-d-power-amplifier-4-x store_origin: GB region: United Kingdom --- # 4 x 1150W RMS @ 4Ω - Powerhouse Output 4 XLR + 4 Speakon - Ultimate Connectivity Overload & Thermal Protection - Rock-Solid Reliability Lightweight 1U 4-Channel Class-D Power Amplifier, 4 x 1150W at 4Ω, Built-in LPF for PA, DJ & Conference Installations (UPDM-Q3) **Brand:** sound town **Price:** £362.07 **Availability:** ✅ In Stock ## Summary > 🎧 Power, Precision, Portability — Amplify Your Edge ## Quick Answers - **What is this?** Lightweight 1U 4-Channel Class-D Power Amplifier, 4 x 1150W at 4Ω, Built-in LPF for PA, DJ & Conference Installations (UPDM-Q3) by sound town - **How much does it cost?** £362.07 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/588050382-lightweight-1u-4-channel-class-d-power-amplifier-4-x) ## Best For - sound town enthusiasts ## Why This Product - Trusted sound town brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Crystal-Clear Low End:** Built-in low-pass filter (LPF) ensures subwoofers get pure, distortion-free bass that commands the room. - • **Built to Last & Protect:** Advanced protection circuitry guards against overload, overheating, and short circuits—amplify with confidence. - • **Flexible Signal Routing:** Stereo, parallel, or bridge modes with 4 XLR inputs and Speakon outputs for seamless integration in any setup. - • **Power Meets Portability:** 4 channels delivering a massive 4600W total output in a sleek 1U rack design—unleash pro-level sound anywhere. - • **Energy-Efficient Class-D Tech:** Cutting-edge Class-D amplifier design delivers high power with minimal heat and weight—carry your sound, not the bulk. ## Overview The Sound Town UPDM-Q3 is a lightweight, 4-channel Class-D power amplifier delivering 4 x 1150W RMS at 4Ω with versatile connectivity and built-in low-pass filtering. Designed for professional PA, DJ, and conference use, it combines high output, energy efficiency, and robust protection in a compact 1U rack-mount chassis—perfect for demanding live sound and installation environments. ## Description Sound Town Lightweight 1U 4-Channel Class-D Power Amplifier, 4 x 1150W at 4Ω, with LPF for PA, DJ & Conference Installations (UPDM-Q3)The Sound Town UPDM-Q3 is a lightweight 4-channel amplifier engineered to deliver powerful, efficient performance in professional PA, DJ, and installation environments. Capable of producing 4 x 1150W RMS at 4Ω or 4 x 600W RMS at 8Ω, it combines substantial output with energy-conscious operation. Utilizing advanced class-D technology, the UPDM-Q3 maintains a compact footprint without sacrificing sonic clarity or reliability. Connectivity is versatile, with 4 XLR inputs and 4 Speakon outputs, while the STEREO/PARALLEL/BRIDGE switch allows flexible signal routing. An integrated LPF ensures subwoofers receive clean, defined low frequencies by filtering out unwanted highs. Protection features include overload, overheat, and short-circuit safeguards, a dedicated fuse holder, LED indicators for power, signal, overload, and protection, a 3-second start delay, and a built-in limiter for smooth, distortion-free activation.Housed in a sturdy 1U metal chassis, the UPDM-Q3 is designed for reliability in demanding installations, touring, or live sound scenarios, providing consistent, high-quality amplification wherever it’s needed. Review: Great mixer. - Very impressed with this mixer sounds fantastic. Bluetooth works great. MP3 player works great only one delay, but it sounds very good. i’m using it for my band running stereo guitar. i’m using it with a sound town amp. I just got which is also amazing blows away the crown. vocal sound great. Review: Excellent choice - This is an excellent and high powered amplifier for its price. ## Features - EFFICIENT POWER OUTPUT: The Sound Town UPDM-Q3 is a 4-channel amplifier delivering 4 x 1150W RMS at 4Ω and 4 x 600W RMS at 8Ω, combining high output with energy-efficient operation. - ADVANCED CLASS-D TECHNOLOGY: The lightweight class-D design ensures exceptional performance without compromising portability. - VERSATILE CONNECTIVITY: Features 4 XLR inputs and 4 Speakon outputs, with STEREO/PARALLEL/BRIDGE switching for flexible signal routing. An integrated LPF produces clean, precise low-frequency output for subwoofers by filtering unwanted highs. - BUILT-IN PROTECTION: Protection against overload, overheating, and short circuits include a fuse holder, LED indicators for power, signal, overload, and protection, a 3-second start delay, and a built-in limiter for smooth, distortion-free operation. - DURABLE DESIGN: Housed in a 1U metal rack-mount chassis, the UPDM-Q3 withstands demanding applications while providing long-term reliability. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CMHK84HB | | Best Sellers Rank | #8,173 in Musical Instruments ( See Top 100 in Musical Instruments ) #32 in Power Amplifiers | | Brand | Sound Town | | Brand Name | Sound Town | | Customer Reviews | 4.1 out of 5 stars 34 Reviews | | Manufacturer | Sound Town | | Material Type | Metal | | Model | UPDM-Q3 | | Mounting Type | Rack-Mount | | Number of Channels | 4 | | Output Power | 4600 Watts | | Part Number | Sound Town | | Specification Met | Manufacturer's Standards | | UPC | 810141700253 | ## Product Details - **Brand:** Sound Town - **Manufacturer:** Sound Town - **Mounting Type:** Rack-Mount - **Number of Channels:** 4 - **Output Power:** 4600 Watts ## Images ![Lightweight 1U 4-Channel Class-D Power Amplifier, 4 x 1150W at 4Ω, Built-in LPF for PA, DJ & Conference Installations (UPDM-Q3) - Image 1](https://m.media-amazon.com/images/I/61iBXv4aVEL.jpg) ![Lightweight 1U 4-Channel Class-D Power Amplifier, 4 x 1150W at 4Ω, Built-in LPF for PA, DJ & Conference Installations (UPDM-Q3) - Image 2](https://m.media-amazon.com/images/I/51WaR0xqw0L.jpg) ![Lightweight 1U 4-Channel Class-D Power Amplifier, 4 x 1150W at 4Ω, Built-in LPF for PA, DJ & Conference Installations (UPDM-Q3) - Image 3](https://m.media-amazon.com/images/I/51f1d3kQ6IL.jpg) ![Lightweight 1U 4-Channel Class-D Power Amplifier, 4 x 1150W at 4Ω, Built-in LPF for PA, DJ & Conference Installations (UPDM-Q3) - Image 4](https://m.media-amazon.com/images/I/61k0seafedL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great mixer. *by E***N on December 28, 2025* Very impressed with this mixer sounds fantastic. Bluetooth works great. MP3 player works great only one delay, but it sounds very good. i’m using it for my band running stereo guitar. i’m using it with a sound town amp. I just got which is also amazing blows away the crown. vocal sound great. ### ⭐⭐⭐⭐⭐ Excellent choice *by J***R on October 4, 2025* This is an excellent and high powered amplifier for its price. ### ⭐⭐⭐⭐⭐ Good replacement *by O***S on April 16, 2026* Replaced a Beringer, it's a deep unit in comparison but it's installed in a server rack, so that's not an issue. Perferoms perfect for us. ## Frequently Bought Together - Sound Town Lightweight 1U 4-Channel PA/DJ Power Amplifier, 4 x 1150W at 4-Ohm for Installation, Conference (UPDM-Q3) - Devinal Professional SpeakOn Speaker Adapter Connectors 4 Pole Plug Twist Lock Compatible with Neutrik Speakon NA4LJ, NA4LJX, NL4MP, NL4MPR, NL4FC, NL4FX, NL4 Series, Speak-On- 4 Pack --- ## 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.co.uk/products/588050382-lightweight-1u-4-channel-class-d-power-amplifier-4-x](https://www.desertcart.co.uk/products/588050382-lightweight-1u-4-channel-class-d-power-amplifier-4-x) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-02*