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PCCOOLER PSU Fully Modular Power Supply, 850W ATX vs POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11

Updated August 2026 — PCCOOLER PSU Fully Modular Power Supply, 850W ATX wins on warranty and modularity, POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11 wins on compatibility.

The PCCOOLER PSU offers superior performance and efficiency, making it the better choice for high-performance systems, while the POINWER is a budget-friendly option for Dell Optiplex users.

Why PCCOOLER PSU Fully Modular Power Supply, 850W ATX is better

Efficiency

PCCOOLER has 80 Plus Gold certification.

Build Quality

Uses premium Japanese capacitors.

Cooling

Features a smart cooling system.

Why POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11 is better

Price

POINWER is significantly cheaper.

Compatibility

Designed specifically for Dell Optiplex systems.

Ease of Installation

Simple three-step installation process.

Overall score

PCCOOLER PSU Fully Modular Power Supply, 850W ATX
85
POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11
55

Specifications

SpecPCCOOLER PSU Fully Modular Power Supply, 850W ATXPOINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11
Certification80 Plus GoldNot specified
Connector Type12V-2×6 PCIe 5.1SFF compatible
CapacitorsJapaneseStandard
Cooling TypeHydraulic fanNot specified
Input Voltage100-240VNot specified

Dimension comparison

PCCOOLER PSU Fully Modular Power Supply, 850W ATXPOINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11

Introduction to Power Supplies

Choosing the right power supply is essential for ensuring optimal performance and stability in your computer system. In this comparison, we’ll analyze the PCCOOLER PSU Fully Modular Power Supply and the POINWER H240AS-01 H240AS-00 power supply for Dell Optiplex systems. Each product caters to different needs and budgets, making the decision more nuanced than just price.

Pricing Comparison

The PCCOOLER PSU is priced at $79.99, while the POINWER power supply is significantly more affordable at $30.36, making it about 62% cheaper. This price difference reflects the differing capabilities and intended uses of the two units. The PCCOOLER PSU is designed for high-performance systems, supporting advanced components, while the POINWER supply is tailored for specific Dell Optiplex small form factor models. Depending on your budget and requirements, either option could be a compelling choice.

Performance and Efficiency

The PCCOOLER PSU stands out with its 80 Plus Gold certification, boasting up to 92% conversion efficiency under typical loads. This high efficiency translates into reduced energy costs and lower heat output, enhancing the lifespan of your components. In contrast, the POINWER power supply focuses on compatibility for Dell Optiplex systems, but does not mention efficiency ratings, which may affect long-term operational costs. If energy efficiency is a priority, the PCCOOLER PSU is the clear winner in this category.

Build Quality and Design

When it comes to build quality, the PCCOOLER PSU is equipped with premium Japanese capacitors, ensuring long-term stability and reliability. Additionally, its fully modular design allows for improved cable management and airflow, which is vital in high-performance builds. The POINWER power supply, while reliable for its intended use, does not highlight similar high-quality components or modularity. Thus, the PCCOOLER PSU offers a more robust and user-friendly design, making it a better choice for custom builds.

Compatibility

Compatibility is a crucial factor to consider when selecting a power supply. The PCCOOLER PSU is ATX 3.1 compliant and features a native 12V-2×6 PCIe 5.1 connector, making it suitable for the latest high-performance GPUs without the need for adapters. On the other hand, the POINWER power supply is specifically designed for Dell Optiplex small form factor systems, including models like the 390 and 990. If you own a Dell Optiplex, the POINWER supply is the best fit, while the PCCOOLER PSU caters to a broader range of modern components.

Installation Process

The installation process can vary significantly between power supplies. The PCCOOLER PSU’s fully modular design aids in simplifying installation, allowing users to connect only the necessary cables for their build. However, the POINWER power supply emphasizes effortless installation with just three simple steps, making it user-friendly for those who may not be tech-savvy. While both options aim to facilitate installation, the PCCOOLER PSU offers more flexibility for custom systems, while the POINWER supply focuses on ease of replacement for existing Dell systems.

Cooling Systems

Effective cooling is critical for maintaining performance, especially under load. The PCCOOLER PSU features a temperature-controlled 120mm hydraulic bearing fan that operates quietly during low loads and ramps up under heavy demand. This smart cooling solution helps prevent overheating and prolongs the unit's lifespan. On the contrary, the POINWER power supply does not specify any cooling features, potentially limiting its performance during high-demand scenarios. If cooling efficiency matters, the PCCOOLER PSU clearly has the advantage.

Warranty and Support

Warranty and support can greatly influence your purchase decision. The PCCOOLER PSU comes with a generous 5-year warranty, providing peace of mind for users. In contrast, the POINWER power supply does not specify warranty details, which may raise concerns about long-term reliability and support. A robust warranty like that of the PCCOOLER PSU can be a deciding factor for those prioritizing reliability in their power supply choice.

Which should you buy?

In conclusion, the choice between the PCCOOLER PSU Fully Modular Power Supply and the POINWER H240AS-01 power supply ultimately depends on your specific needs. If you are looking for a high-performance, energy-efficient power supply with robust build quality and extensive compatibility, the PCCOOLER PSU at $79.99 is the better option. However, if you own a Dell Optiplex system and require a budget-friendly solution specifically designed for small form factor systems, the POINWER power supply at $30.36 may be more suitable. Consider your system requirements and budget to make the best choice for your setup.