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Cooler Master MWE 850 V2 Full Modular PSU, 850W, vs SUPERNIGHT 12V 30A Switching Power Supply, 110-240

Updated August 2026 — Cooler Master MWE 850 V2 Full Modular PSU, 850W, wins on modularity and power, SUPERNIGHT 12V 30A Switching Power Supply, 110-240 wins on price and safety.

The Cooler Master MWE 850 V2 offers superior performance and features compared to the SUPERNIGHT 12V 30A Switching Power Supply. For high-demand applications, the Cooler Master is the better choice.

Why Cooler Master MWE 850 V2 Full Modular PSU, 850W, is better

Power Output

850W vs 360W

Modularity

Fully modular design

Efficiency

80+ Gold rated

Why SUPERNIGHT 12V 30A Switching Power Supply, 110-240 is better

Price

$20.99 vs $95.09

Compactness

Smaller size for basic tasks

Safety Features

Multiple protections listed

Overall score

Cooler Master MWE 850 V2 Full Modular PSU, 850W,
90
SUPERNIGHT 12V 30A Switching Power Supply, 110-240
60

Specifications

SpecCooler Master MWE 850 V2 Full Modular PSU, 850W,SUPERNIGHT 12V 30A Switching Power Supply, 110-240
Output Power850W360W
Efficiency Rating80+ GoldN/A
Modular DesignFully ModularNon-Modular
Cooling Fan120mm HDBNot specified
Safety FeaturesNot specifiedOvercharge/Overload Protection

Dimension comparison

Cooler Master MWE 850 V2 Full Modular PSU, 850W,SUPERNIGHT 12V 30A Switching Power Supply, 110-240

Overview of the Products

In this comparison, we will look at the Cooler Master MWE 850 V2 Full Modular PSU and the SUPERNIGHT 12V 30A Switching Power Supply. The Cooler Master model is priced at $95.09, while the SUPERNIGHT power supply comes in at a significantly lower price of $20.99, making it about 78% cheaper. However, the significant price difference raises questions about the features and performance of each product.

Power Output and Efficiency

The Cooler Master MWE 850 V2 has a power output of 850W and is rated 80+ Gold for efficiency. This means it is designed to provide high power efficiency, reducing energy waste and lowering electricity bills over time. In contrast, the SUPERNIGHT power supply has a maximum output of 360W, sufficient for smaller applications like 3D printers or LED strips. The difference in power output indicates that the Cooler Master is better suited for high-performance gaming PCs or workstations, while the SUPERNIGHT caters to less demanding electronic devices.

Design and Modularity

The Cooler Master MWE 850 V2 features a fully modular design, allowing users to connect only the cables they need. This reduces clutter and improves airflow within the PC case, which is essential for maintaining optimal thermal performance. The use of flat black cables further enhances the aesthetic appeal. On the other hand, the SUPERNIGHT power supply does not mention modularity, which may lead to a messier installation. For users concerned about organization and airflow, the Cooler Master undeniably has the edge.

Cooling and Noise Levels

The Cooler Master MWE 850 V2 incorporates a 120mm Hydro Dynamic Bearing (HDB) fan. This advanced fan technology minimizes friction, resulting in lower noise levels and smoother operation. In contrast, the SUPERNIGHT power supply does not specify its cooling solution, which may mean that it could run louder or less efficiently under load. For users who prioritize a quiet computing experience, the Cooler Master is likely to be the better choice.

Safety Features

Safety is critical when it comes to power supplies. The SUPERNIGHT power supply includes multiple protective features such as overcharge, overload, short-circuit, and over-heat protection, which are essential for safeguarding connected devices. While the Cooler Master does not explicitly list its safety features, its design and construction suggest it meets high safety standards typical for reputable brands. However, the explicit mention of safety features in the SUPERNIGHT model may appeal to users looking for clear assurances.

Application Versatility

The Cooler Master MWE 850 V2 is designed for high-performance gaming setups and compatible with current-generation motherboards, including those ready for Nvidia's RTX 5080. This makes it suitable for gamers and professionals who require robust power solutions. Conversely, the SUPERNIGHT power supply is versatile in its applications, ideal for 3D printers, CCTV systems, and LED strip lights. While it may not cater to high-end gaming, it excels in more niche applications, making it valuable for specific users.

Brand Reputation and Customer Support

Cooler Master has a longstanding reputation in the power supply market, known for quality and reliability. The Cooler Master MWE 850 V2 is positioned as an entry-level yet high-quality product in the 80 PLUS Gold category. On the other hand, SUPERNIGHT offers a 30-day worry-free return policy and a year of replacement assurance, which adds a layer of confidence for potential buyers. Both brands offer customer service, but Cooler Master’s established reputation might provide a sense of security for long-term use.

Price Comparison and Value

The price difference between the two products is stark, with the SUPERNIGHT priced at $20.99 and the Cooler Master at $95.09. This makes the Cooler Master about 78% more expensive than the SUPERNIGHT. However, when considering the features and capabilities, the Cooler Master offers significantly more power and efficiency, which may justify its higher cost for users who need a robust power supply. For budget-conscious consumers or those with less demanding needs, the SUPERNIGHT provides excellent value.

Which should you buy?

Choosing between the Cooler Master MWE 850 V2 and the SUPERNIGHT 12V 30A Switching Power Supply ultimately depends on your specific needs. If you're building a high-performance PC or need a reliable power source for demanding applications, the Cooler Master is the clear choice with its 850W output and modular design. However, if you're looking for an economical solution for less intensive tasks, the SUPERNIGHT offers substantial savings at a fraction of the cost. Consider your requirements carefully to ensure you select the power supply that best fits your needs.