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MEAN WELL LRS-100-24 AC/DC Switching Power Supply 108W 24V 4.5A Single Output fo vs MSI MAG A850GN PCIE5

Updated August 2026The MEAN WELL LRS-100-24 is a cost-effective and efficient choice for industrial applications, while the MSI MAG A850GN PCIE5 is tailored for high-performance gaming systems. Depending on your needs, either could be the right choice.

The MEAN WELL LRS-100-24 is a cost-effective and efficient choice for industrial applications, while the MSI MAG A850GN PCIE5 is tailored for high-performance gaming systems. Depending on your needs, either could be the right choice.

Why MEAN WELL LRS-100-24 AC/DC Switching Power Supply 108W 24V 4.5A Single Output fo is better

price

C$32.95 is significantly cheaper than C$99.99

efficiency

90% efficiency is higher than typical gaming supplies

compact design

slim 30mm profile is ideal for tight spaces

Why MSI MAG A850GN PCIE5 is better

power capacity

850W supports more demanding systems

gaming features

supports modern graphics cards like RTX 40/50 series

protection features

extensive industrial-level protection suite

Overall score

MEAN WELL LRS-100-24 AC/DC Switching Power Supply 108W 24V 4.5A Single Output fo
85
MSI MAG A850GN PCIE5
92

Specifications

SpecMEAN WELL LRS-100-24 AC/DC Switching Power Supply 108W 24V 4.5A Single Output foMSI MAG A850GN PCIE5
BrandMEAN WELLMSI
Output Voltage24V12V
Efficiency90%80 Plus Gold
ProtectionOVP, OLP, SCPOVP, OCP, OPP, OTP, SCP
Input Voltage85-264VACnot specified

Dimension comparison

MEAN WELL LRS-100-24 AC/DC Switching Power Supply 108W 24V 4.5A Single Output foMSI MAG A850GN PCIE5

Overview of the Products

In this comparison, we delve into two distinct power supplies: the MEAN WELL LRS-100-24 and the MSI MAG A850GN PCIE5. The MEAN WELL unit is priced at C$32.95, while the MSI option comes in at a notable C$99.99. Both products are designed for specific applications, catering to different user needs and preferences.

The MEAN WELL LRS-100-24 is a high-efficiency 24V power supply aimed at industrial and commercial applications. It features a compact design and provides a single output of 108W at 4.5A, making it suitable for devices that require stable 24V power. On the other hand, the MSI MAG A850GN PCIE5 is a robust 850W power supply designed for gaming and high-performance systems, supporting modern graphics cards and ensuring compatibility with the latest technology.

Design and Build Quality

The MEAN WELL LRS-100-24 stands out with its slim 30mm profile and metal mesh housing, which enhances heat dissipation. This feature allows for fanless operation, making it an excellent choice for environments where noise reduction is critical. Its rugged construction is complemented by 100% burn-in testing, ensuring reliability in demanding conditions.

In contrast, the MSI MAG A850GN PCIE5 is designed with a focus on gaming performance. It is a non-modular compact unit that supports ATX 3.1 and PCIe 5.0, indicating its readiness for the latest gaming technologies. While it may not have the same slim profile as the MEAN WELL model, its design prioritizes efficiency and protection, boasting features like industrial-level protection against overvoltage, overload, and short circuits.

Efficiency Ratings

Efficiency is a crucial factor when choosing a power supply, and here, the MEAN WELL LRS-100-24 excels with an impressive 90% energy efficiency. This high efficiency minimizes power loss and contributes to lower energy bills, making it an economical choice for long-term use.

The MSI MAG A850GN PCIE5, while not explicitly stating its efficiency percentage, is 80 Plus Gold certified. This certification indicates that it operates at high efficiency, particularly under load, ensuring that it delivers power effectively to high-demand components such as graphics cards. Although both power supplies are efficient, the MEAN WELL unit offers a slightly higher efficiency rating, which may appeal to users looking to optimize energy consumption.

Input Voltage Compatibility

The versatility of input voltage compatibility is a significant advantage for the MEAN WELL LRS-100-24. It accommodates a universal AC input voltage range of 85-264VAC and can handle surge inputs of up to 300VAC for five seconds without damage. This feature makes it suitable for global use and various industrial applications.

Conversely, the MSI MAG A850GN PCIE5 does not specify its input voltage range in the provided data. However, being a modern gaming power supply, it is generally designed to work within standard voltage ranges. For users who frequently travel or operate in regions with fluctuating power sources, the MEAN WELL's specifications might be more reassuring.

Protection Features

Protection features are essential in maintaining the longevity and performance of power supplies. The MEAN WELL LRS-100-24 includes full protection against overvoltage, overload, and short circuits, ensuring safe and reliable operation. It also has low no-load power consumption, which is beneficial for energy savings.

The MSI MAG A850GN PCIE5 offers industrial-level protection with multiple safeguards, including Over Voltage Protection (OVP), Over Current Protection (OCP), Over Power Protection (OPP), Over Temperature Protection (OTP), and Short Circuit Protection (SCP). This extensive protection suite is crucial for gamers and high-performance users who may push their systems to the limits, ensuring that components remain safe during intense usage.

Target Audience

The MEAN WELL LRS-100-24 is primarily targeted at industrial and commercial users who require a reliable power supply for automation systems, control panels, and electronic instruments. Its features cater to environments where stability and efficiency are paramount, making it ideal for professionals in various fields.

On the other hand, the MSI MAG A850GN PCIE5 is tailored for gamers and PC builders looking for a powerful and efficient power supply that can support high-end graphics cards like the NVIDIA GeForce RTX 40 and 50 Series. Its modern features and design make it a suitable choice for enthusiasts aiming to build or upgrade their gaming rigs.

Pricing Comparison

When it comes to pricing, the MEAN WELL LRS-100-24 is significantly more affordable at C$32.95, making it an attractive option for users who need a reliable power supply without breaking the bank. Its competitive pricing combined with high efficiency makes it a smart choice for industrial applications.

In contrast, the MSI MAG A850GN PCIE5 is priced at C$99.99, reflecting its higher capacity and advanced features tailored for gaming. While it is more expensive, the added cost is justified for those who demand top-tier performance and compatibility with the latest gaming technologies.

Which should you buy?

Deciding between the MEAN WELL LRS-100-24 and the MSI MAG A850GN PCIE5 ultimately depends on your specific needs. If you are looking for a cost-effective, efficient power supply for industrial or commercial use, the MEAN WELL LRS-100-24 is an excellent choice with its compact design and high efficiency. However, if you are a gamer or a PC builder in need of a powerful supply that supports modern graphics cards and offers extensive protection features, the MSI MAG A850GN PCIE5 is worth the investment. Both power supplies excel in their respective domains, so your decision should align with your intended application.

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MEAN WELL LRS-100-24 AC/DC Switching Power Supply 108W 24V 4.5A Single Output fo vs MSI MAG A850GN PCIE5 | versusfinder