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MEAN WELL LRS-350-24 350.4W 24V 14.6 Amp Single vs Seasonic CORE GX 650W Power Supply ATX 3.1 PCIe

Updated August 2026 — Seasonic CORE GX 650W Power Supply ATX 3.1 PCIe leads on modularity and warranty.

The Seasonic CORE GX 650W offers superior performance and features for high-end applications, while the MEAN WELL LRS-350-24 is a budget-friendly option for industrial use.

Why MEAN WELL LRS-350-24 350.4W 24V 14.6 Amp Single is better

Price

MEAN WELL is significantly cheaper at $26.00

Compact Design

1U low-profile design fits tight spaces

Industrial Use

Designed specifically for industrial applications

Why Seasonic CORE GX 650W Power Supply ATX 3.1 PCIe is better

Power Output

Seasonic provides 650W compared to 350.4W

Efficiency

80 PLUS Gold certification ensures lower energy waste

Warranty

Seasonic offers a 7-year warranty versus 3 years

Overall score

MEAN WELL LRS-350-24 350.4W 24V 14.6 Amp Single
65
Seasonic CORE GX 650W Power Supply ATX 3.1 PCIe
85

Specifications

SpecMEAN WELL LRS-350-24 350.4W 24V 14.6 Amp SingleSeasonic CORE GX 650W Power Supply ATX 3.1 PCIe
Max Output350.4W650W
Voltage24V12V
Current14.6A54.2A
ModularityNon-modularFully modular
Cooling FanYesAdvanced

Dimension comparison

MEAN WELL LRS-350-24 350.4W 24V 14.6 Amp SingleSeasonic CORE GX 650W Power Supply ATX 3.1 PCIe

Overview of Power Supplies

In this comparison, we examine the MEAN WELL LRS-350-24 and the Seasonic CORE GX 650W Power Supply. The MEAN WELL LRS-350-24 is priced at $26.00, while the Seasonic CORE GX 650W is significantly more expensive at $99.99. This substantial price difference reflects the differing applications and capabilities of each unit. The MEAN WELL model is tailored for industrial applications, whereas the Seasonic targets gamers and enthusiasts with advanced features.

Design and Build Quality

The MEAN WELL LRS-350-24 features a compact 1U low-profile design, making it suitable for tight spaces in industrial settings. It also boasts a rugged build with the ability to withstand a 300 VAC surge input for five seconds. In contrast, the Seasonic CORE GX 650W incorporates a fully modular design that facilitates organized cable management, crucial for optimal airflow in gaming rigs. Both power supplies exhibit high reliability and efficiency, but the Seasonic’s design is more user-friendly for custom PC builds.

Output Power and Efficiency

MEAN WELL's LRS-350-24 delivers a maximum output power of 350.4W at 24V and 14.6A, making it efficient for specific applications. The high temperature tolerance of up to 70°C ensures reliability under demanding conditions. On the other hand, the Seasonic CORE GX 650W provides 650W of power and is 80 PLUS Gold certified, ensuring high energy efficiency. This makes it ideal for high-performance systems, with lower energy waste compared to less efficient models.

Connectivity Options

The MEAN WELL LRS-350-24 is equipped with a single output at 24V, utilizing a screw terminal block for connections. This design is straightforward and effective for its intended industrial applications. However, the Seasonic CORE GX 650W features a native 12V-2x6 connector and comes with a dual 8-pin PCIe cable, making it better suited for modern graphics cards and high-performance components. The variety in connectivity options makes the Seasonic more versatile for consumer-grade applications.

Cooling and Noise Levels

The MEAN WELL LRS-350-24 includes a built-in cooling fan with ON-OFF control, which helps in maintaining optimal operating temperatures. However, since it’s designed for industrial usage, noise levels may not be a priority. Conversely, the Seasonic CORE GX 650W employs an advanced cooling system designed to operate quietly, ideal for gaming setups where noise can be a distraction. This difference in cooling solutions reflects the different target audiences of each power supply.

Warranty and Reliability

The MEAN WELL LRS-350-24 offers a three-year warranty, ensuring a degree of reliability for industrial applications. It undergoes a thorough 100% full load burn-in test, which adds to its credibility in demanding environments. In contrast, the Seasonic CORE GX 650W comes with a seven-year warranty, underscoring the manufacturer’s confidence in its longevity and performance. The extended warranty can provide peace of mind for users investing in higher-end components.

Price Comparison

The MEAN WELL LRS-350-24 is priced at $26.00, making it about 74% cheaper than the Seasonic CORE GX 650W, which retails for $99.99. This significant price gap indicates that the MEAN WELL power supply is a budget-friendly option for specific industrial applications, while the Seasonic is designed for users seeking high performance and advanced features. The cost-effectiveness of the MEAN WELL may appeal to businesses looking to power machinery without breaking the bank.

Which should you buy?

Choosing between the MEAN WELL LRS-350-24 and the Seasonic CORE GX 650W ultimately depends on your specific needs. If you require a reliable, budget-friendly power supply for industrial applications, the MEAN WELL LRS-350-24 is a solid choice at $26.00. However, if you are building a high-end gaming rig or need a power supply that supports modern graphics cards with a robust warranty, the Seasonic CORE GX 650W is worth the investment at $99.99. Each power supply serves distinct purposes, making it essential to consider your requirements before making a decision.