--- product_id: 385686108 title: "MSI MAG A550BN UK PSU '550W, 80 Plus Bronze Certified, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan, Non-Modular, Sleeved Cables, ATX Power Supply Unit, UK Powercord, Black'" brand: "msi" price: "508.39 DT" currency: TND in_stock: true reviews_count: 13 url: https://www.desertcart.tn/products/385686108-msi-mag-a550bn-uk-psu-550w-80-plus-bronze-certified store_origin: TN region: Tunisia --- # 550W stable power output 120mm quiet cooling fan 80 PLUS Bronze up to 86% efficiency MSI MAG A550BN UK PSU '550W, 80 Plus Bronze Certified, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan, Non-Modular, Sleeved Cables, ATX Power Supply Unit, UK Powercord, Black' **Brand:** msi **Price:** 508.39 DT **Availability:** ✅ In Stock ## Summary > ⚡ Power your ambition with MSI MAG A550BN – efficiency meets reliability! ## Quick Answers - **What is this?** MSI MAG A550BN UK PSU '550W, 80 Plus Bronze Certified, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan, Non-Modular, Sleeved Cables, ATX Power Supply Unit, UK Powercord, Black' by msi - **How much does it cost?** 508.39 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/385686108-msi-mag-a550bn-uk-psu-550w-80-plus-bronze-certified) ## Best For - msi enthusiasts ## Why This Product - Trusted msi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cool under pressure:** 120mm fluid dynamic bearing fan ensures whisper-quiet operation while maintaining optimal temperatures. - • **Confidence backed by MSI:** 5-year limited warranty and durable design make this PSU a trusted foundation for your build. - • **Power that keeps you ahead:** 550W single-rail design delivers rock-solid, stable current for demanding workloads and gaming marathons. - • **Built to protect your investment:** Advanced protections (OCP, OVP, OPP, OTP, SCP) and active PFC keep your system safe and reliable. - • **Efficiency that saves and sustains:** 80 PLUS Bronze certification means up to 86% energy efficiency, reducing your carbon footprint and electricity bills. ## Overview The MSI MAG A550BN is a 550W ATX power supply unit featuring 80 PLUS Bronze certification for up to 86% efficiency, a stable 12V single-rail design, and a quiet 120mm fluid dynamic bearing fan. It incorporates a DC-to-DC circuit for voltage stability and comprehensive protection mechanisms, all backed by a 5-year limited warranty, making it an ideal choice for first-time builders and professionals seeking reliable, efficient power delivery. ## Description MSI MAG power supplies are designed to provide a safe, reliable, and efficient foundation for PC systems with 80 PLUS Bronze-certified efficiency, DC-to-DC circuit design, 12V single rail, active PFC, and a low-noise fan. For first-time DIY system builders, MSI MAG power supplies offer an excellent balance of quality & simplicity of design. ## Features - 80 PLUS BRONZE CERTIFIED - An efficient power supply reduces system energy consumption & thermal loading; An 80 PLUS Bronze rating (up to 86%) is a solid foundation for standard hardware, graphics cards, and most software demands - 12V SINGLE-RAIL DESIGN - A 12V single-rail design delivers stable output currents under heavy loading - DC-TO-DC CIRCUIT - A core DC-to-DC circuit design reduces output voltage instability to PC components - QUIET COOLING - A 120mm sleeve bearing fan (FDB) provides self-regulating cooling, while generating very little noise during operation - HARDY DESIGN - An active PFC design ensures reliable output (OCP, OVP, OPP, OTP, SCP protections); Includes an MSI 5-year limited warranty ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B09GW4S27Q | | Best Sellers Rank | 241 in Computers & Accessories (See Top 100 in Computers & Accessories) 1 in Power Supplies | | Brand Name | MSI | | Compatible Devices | Personal Computer | | Connector Quantity | 2 | | Connector Types | ATX | | Cooling Method | Air | | Current Rating | 2.5 Amps | | Customer Reviews | 4.6 4.6 out of 5 stars (502) 4.6 out of 5 stars | | Eu Spare Part Availability Duration | 5 Years | | Fan Size | 120 Millimetres | | Form Factor | ATX | | Item Dimensions | 15 x 14 x 8.6 centimetres | | Item Type Name | Power Supply, PSU, ATX PSU, ATX Power Supply | | Item Weight | 1.59 Kilograms | | Manufacturer | MSI | | Manufacturer Part Number | 306-7ZP2A18-CE0 | | Maximum Input Voltage | 230 Volts | | Minimum Input Voltage | 110 Volts (AC) | | Model Name | MAG A550BN | | Model Number | 306-7ZP2A18-CE0 | | Number Of Fans | 1 | | Number Of Items | 1 | | Number Of Packs | 1 | | Output Wattage | 550 | | Power Supply Design | Non-Modular | | Product Warranty | 5 Years Limited Warranty | | System Bus Connector Type | 20+4 Pin | | Unit Count | 1.0 count | | Wattage | 550 watts | ## Product Details - **Brand:** MSI - **Compatible devices:** Personal Computer - **Connector type:** ATX - **Cooling method:** Air - **Form factor:** ATX - **Item dimensions L x W x H:** 15 x 14 x 8.6 centimetres - **Item weight:** 1.59 Kilograms - **Model name:** MAG A550BN - **Output wattage:** 550 - **Wattage:** 550 watts ## Images ![MSI MAG A550BN UK PSU '550W, 80 Plus Bronze Certified, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan, Non-Modular, Sleeved Cables, ATX Power Supply Unit, UK Powercord, Black' - Image 1](https://m.media-amazon.com/images/I/71rn7YPQf5L.jpg) ![MSI MAG A550BN UK PSU '550W, 80 Plus Bronze Certified, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan, Non-Modular, Sleeved Cables, ATX Power Supply Unit, UK Powercord, Black' - Image 2](https://m.media-amazon.com/images/I/81BEr8rux0L.jpg) ![MSI MAG A550BN UK PSU '550W, 80 Plus Bronze Certified, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan, Non-Modular, Sleeved Cables, ATX Power Supply Unit, UK Powercord, Black' - Image 3](https://m.media-amazon.com/images/I/817E4KBTyNL.jpg) ![MSI MAG A550BN UK PSU '550W, 80 Plus Bronze Certified, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan, Non-Modular, Sleeved Cables, ATX Power Supply Unit, UK Powercord, Black' - Image 4](https://m.media-amazon.com/images/I/91Cx6IhVNmL.jpg) ![MSI MAG A550BN UK PSU '550W, 80 Plus Bronze Certified, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan, Non-Modular, Sleeved Cables, ATX Power Supply Unit, UK Powercord, Black' - Image 5](https://m.media-amazon.com/images/I/81FVXfsJT8L.jpg) ## Available Options This product comes in different **Size Name, Style Name** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Reliable Power Supply – Great Value for Money *by on Reviewed in the United Kingdom 10 January 2026* The MSI MAG A550BN is a solid and reliable power supply. Installation was straightforward, and it provides stable power with no issues so far. It’s been running quietly, even under load, which is a big plus.The build quality feels good for the price, and the cables are decent quality and long enough for a standard mid-tower case. At 550W, it’s more than sufficient for a typical gaming or everyday PC build.Overall, this is a dependable and affordable power supply from a trusted brand. Ideal for budget or mid-range systems, and I’d happily recommend it. ### ⭐⭐⭐⭐⭐ Reliable and Efficient Power Supply for Budget PC Builds *by on Reviewed in the United Kingdom 18 February 2025* The MSI MAG A550BN 550W Power Supply is a great choice for budget and mid-range PC builds. It delivers consistent power, runs quietly, and comes from a trusted brand.Stable and Efficient PerformanceWith its 80 Plus Bronze certification, this PSU provides good efficiency and stable power delivery. I’ve been using it for gaming and productivity tasks, and it handles everything smoothly without any power fluctuations. The 12V single-rail design ensures steady performance, especially under load.Quiet and Well-BuiltThe 120mm fan does a great job at keeping things cool while remaining quiet. Even under load, fan noise is barely noticeable. The overall build quality feels solid, and the unit doesn’t feel cheap despite being affordable.Good for Entry-Level and Mid-Range PCsAt 550W, this PSU is perfect for mid-range gaming setups or office builds. It supports most mainstream GPUs without any issues, though if you’re running a high-end graphics card, you may want to consider a higher-wattage PSU.Final ThoughtsFor those looking for a reliable, efficient, and affordable power supply, the MSI MAG A550BN is a great option. It’s stable, quiet, and backed by a 5-year warranty, making it a solid choice for budget-conscious builders. ### ⭐⭐⭐⭐⭐ Reliable power supply *by on Reviewed in the United Kingdom 15 March 2026* Good quality power supply that works exactly as expected. It was easy to install and fit into the case, and everything powered up without any issues.It runs quietly and feels solidly built, and the 550W capacity is plenty for a typical PC build. Overall a reliable PSU and good value for the price. ## Frequently Bought Together - MSI MAG A550BN Power Supply Unit, UK Plug - 550W, 80 Plus Bronze Certified, ATX PSU, 12V Single-Rail, DC-to-DC Circuit, 120mm Fan - 5 Year Warranty - Corsair VENGEANCE LPX DDR4 RAM 16GB (2x8GB) 3200MHz CL16 Intel XMP 2.0 Computer Memory - Black (CMK16GX4M2B3200C16) - AMD Ryzensets 5 5600X Processor (6 Cores/12Threads, 65W TDP, AM4 Socket, 35MB Cache, up to 4.6 GHz Max Boost, Wraith Stealth Cooler) --- ## 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.tn/products/385686108-msi-mag-a550bn-uk-psu-550w-80-plus-bronze-certified](https://www.desertcart.tn/products/385686108-msi-mag-a550bn-uk-psu-550w-80-plus-bronze-certified) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-10*