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Cooler Master 550W MWE Gold V3 ATX 3.1 PSU, Fully Wired, HDB Bearing Fan, 80+ Gold
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Next Day Delivery Available
For orders made before 2pm Mon-Fri
We currently ship orders to addresses within the United Kingdom. If you require international shipping, please contact our support team for availability and a custom quote, as some products cannot be shipped outside the UK. When you place an order, you’ll see available shipping options and estimated delivery dates at checkout, based on the items in your cart and your delivery address. Shipping estimates and delivery times depend on your selected shipping method and current stock availability. Shipping rates for most items are calculated based on package weight and delivery location. The weight of each product is listed on its product detail page. For accuracy and to comply with carrier requirements, all shipping weights are rounded up to the nearest full kilogram. If you have questions about shipping, delivery times, or special requests, please contact our UK-based support team.
Quality Guaranteed
Backed by comprehensive manufacturer warranty coverage
All products sold by FixGenie come with comprehensive manufacturer warranty protection. We stand behind the quality of every item in our catalog by ensuring they are covered under their respective brand warranties. Warranty periods vary by manufacturer and product type. Most electronic components, computer parts, and accessories include warranty coverage ranging from 12 months to several years, depending on the specific brand and product category. The exact warranty terms and duration are determined by the original manufacturer. When you purchase from us, you receive the same warranty protection as buying directly from the manufacturer. This covers manufacturing defects, component failures, and other issues outlined in the manufacturer's warranty terms. Your warranty period begins from the date of purchase. To make a warranty claim, you can contact the manufacturer directly using the warranty information included with your product, or contact our support team who can assist you with the warranty process. We recommend keeping your order confirmation as proof of purchase for warranty claims. Please note that warranties typically do not cover damage from misuse, accidents, normal wear and tear, or unauthorized modifications. Each manufacturer has specific terms and conditions that apply to their warranty coverage. If you have questions about warranty coverage for a specific product, please contact our UK-based support team before purchasing, and we'll be happy to provide details about the manufacturer's warranty terms.
30-Day Returns
Changed your mind? No problem - you have 30 days to return.
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Cooler Master MWE Gold 550W V3 ATX 3.1 Non-Modular Power Supply - 80+ Gold Certified
The Cooler Master MWE Gold V3 550W represents the pinnacle of reliable power delivery for modern gaming systems and workstations. Featuring ATX 3.1 compliance and 80+ Gold certification, this non-modular PSU delivers exceptional efficiency exceeding 90% at typical loads while maintaining whisper-quiet operation through advanced HDB fan technology.
Engineered for demanding applications, the MWE Gold V3 supports peak power delivery 1.5x above rated capacity, making it ideal for RTX 40-series GPUs and high-performance builds. The robust DC-to-DC circuit design ensures stable voltage regulation across all rails, while the single +12V rail configuration provides consistent power distribution to critical components.
Technical Specifications
- Power Output: 550W continuous
- Efficiency Rating: 80+ Gold certified (90% at typical load)
- Form Factor: ATX, 140 x 150 x 86mm
- Input Voltage: 100-240V AC with Active PFC
- Rail Design: Single +12V rail configuration
- Cooling: 120mm HDB fan, 1800 RPM maximum
- Operating Temperature: Up to 40°C maximum
- MTBF: 100,000 hours rated lifespan
- Weight: 2.05kg package weight
Key Features
- ATX 3.1 Support - Full compliance for next-gen GPU compatibility with 1.5x peak power delivery
- Premium Cable Design - Embossed texture cables for improved handling and aesthetics
- Comprehensive Connectivity - 1x 24-pin ATX, 2x EPS 8-pin, 2x PCIe 6+2 pin, 6x SATA, 3x Molex
- Advanced Protection - Complete safeguards including UVP, OVP, OPP, OTP, SCP, and OCP
- Quiet Operation - Hydrodynamic bearing fan ensures long-lasting, silent performance
- Temperature Resilient - Rated for extreme conditions up to 40°C ambient temperature
- 5-Year Warranty - Comprehensive manufacturer coverage for peace of mind
Shipping Information
All orders placed before 2:00pm (Monday to Friday) are dispatched the same day. Orders placed after 2:00pm, on weekends, or on bank holidays will be shipped the following business day.
Your order will be carefully packed and shipped from our UK warehouse. You’ll receive tracking details as soon as your parcel is on its way.
Returns
If you change your mind, we accept returns within 30 days of delivery on most new, unopened items. Simply contact our friendly support team to start your return—it's quick and hassle-free.
Your satisfaction is our priority. If you need any help or have questions about your order, please get in touch with our support team.
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