Dell 240W ATX Power Supply Unit

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84%
91%
Value for Money
84%
Performance
88%
Reliability
92%
Ease of Installation
85%
Compatibility
80%
Cooling Efficiency
90%
Size & Weight
87%
Build Quality
60%
Suitability for Gaming
89%
Durability Over Time
80%
Power Output
82%
Noise Level
More

Overview

The Dell 240W ATX Power Supply Unit is a compact and reliable solution for basic to mid-tier desktop builds. This power supply unit is designed to deliver stable power, supporting a wide range of personal computers. With its 240W output and air-cooled design, it ensures consistent performance while maintaining an efficient size that fits easily into ATX-compatible cases. The compact form factor makes it suitable for smaller PC builds where space is limited, while the lightweight design enhances the overall ease of installation.

Features & Benefits

This power supply unit offers a 240W output, making it ideal for everyday computing needs. The standard ATX form factor ensures it can be installed in most desktop cases, while the air cooling method prevents overheating during use. Its compact size (13 x 6 x 4 inches) allows for space-saving installations in tight spots, and its lightweight design (8.8 ounces) makes it easy to handle during setup. The Dell 240W PSU is built to be a reliable, no-frills power solution for users looking for a cost-effective, straightforward PSU.

Best For

The Dell 240W ATX Power Supply Unit is best suited for users assembling budget or mid-tier desktop computers, where power demands are moderate. It’s a great choice for those needing a dependable power supply for basic setups, such as home office PCs or small business workstations. DIY PC builders looking for a reliable, straightforward PSU for simple builds will appreciate its easy installation and efficient power delivery. However, it’s not ideal for gaming rigs or high-performance systems, where a higher wattage would be necessary.

User Feedback

Users have praised this power supply for its easy installation and the solid build quality that holds up over time. The compact size and lightweight nature make it convenient for users working with smaller cases. However, some users note that it may be underpowered for gaming or high-performance builds, requiring more wattage for demanding applications. While the air cooling works well for most uses, a few recommend additional cooling in environments with higher temperatures. Overall, the Dell 240W PSU is well-regarded for its reliability and value.

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Pros

  • This power supply is compact and easy to install in ATX-compatible cases, making it ideal for budget or mid-tier builds.
  • Users appreciate its air-cooling system, which keeps temperatures under control during standard operations.
  • The lightweight design (8.8 ounces) simplifies handling and installation, especially in cramped spaces.
  • Its 240W output provides stable power for everyday computing tasks like web browsing and office applications.
  • This power supply unit is a solid choice for small business users or home office setups that don’t require high-performance components.
  • It delivers reliable and consistent performance, with many users praising its long-term durability.

Cons

  • This power supply may struggle to meet the demands of gaming or high-performance systems, especially with power-hungry components.
  • In hotter environments, additional cooling may be necessary as the air-cooled method doesn't always suffice for optimal temperature control.
  • Some users find it underpowered for systems with multiple drives or demanding tasks like video editing.
  • It lacks advanced features like modular cables, which could have made cable management more flexible and efficient.
  • The 240W output might not provide enough headroom for future upgrades, limiting scalability for more powerful builds.
  • Some buyers were disappointed by its inability to power more intensive setups, especially when compared to higher-wattage units.

Ratings

After analyzing verified user feedback from a variety of platforms and languages worldwide, the ratings for the Dell 240W ATX Power Supply Unit reflect a balanced mix of strengths and pain points. Spam, incentivized, and off-topic reviews have been filtered out to ensure only high-quality, authentic opinions are included. Both the positive aspects, such as ease of installation and reliability, and areas for improvement, like suitability for high-performance systems, are reflected in the scores.

Value for Money
91%
Many users find this power supply offers excellent value for the price, providing reliable performance for basic computing setups. It’s a solid choice for budget-conscious builders, offering a compact form factor without sacrificing key features. The cost-to-performance ratio makes it an attractive option for users seeking affordability in everyday tasks.
Some users feel that the 240W output may limit its long-term usability, especially for users upgrading their systems with more demanding components. While it excels in lower-power systems, it might not be a good fit for users looking to future-proof their PCs or those with high-performance needs.
Performance
84%
The power supply performs reliably for basic to mid-tier systems, delivering stable power for general computing tasks. Reviewers often mention that it is consistent and efficient during typical home office or light gaming use. It’s a great option for everyday use where heavy-duty performance isn’t a priority.
However, it falls short for high-performance systems or gaming PCs that demand higher wattage. Some users noted that it struggles with more power-hungry components like advanced graphics cards, which could lead to instability or failure to meet power requirements in those setups.
Reliability
88%
Several buyers emphasize the reliable nature of this power supply, especially for users with basic computing needs. Over time, it maintains a consistent power output without significant issues. It's a dependable choice for users who need a straightforward solution without frequent upgrades or maintenance.
A few users reported that under heavy loads, the performance can become less predictable, particularly when pushed beyond its 240W limit. While generally reliable for most setups, users with high-power systems may experience occasional power dips or instabilities in more demanding conditions.
Ease of Installation
92%
The installation process is praised for being quick and hassle-free. Many users appreciate the simple setup, which makes this power supply ideal for DIY builders or those assembling basic systems. The compact design and well-labeled cables contribute to a smooth installation experience without requiring extensive technical knowledge.
A few users have noted that the shorter cable lengths might be limiting in larger cases, making it harder to manage cables or reach distant ports. While installation is generally straightforward, users with larger or custom cases might encounter minor challenges fitting everything neatly.
Compatibility
85%
Users report that this power supply is highly compatible with standard ATX cases, which makes it easy to integrate into various builds. The standard connector types and dimensions work seamlessly with most setups, and there are no significant issues with compatibility for typical desktop applications.
On the flip side, some users noted that the 240W power output may not be sufficient for higher-end components, especially those requiring more power for graphics cards or multiple drives. This could limit its compatibility with more demanding systems, making it unsuitable for power-hungry setups.
Cooling Efficiency
80%
20%
The air-cooled system works effectively in most cases, keeping the power supply at an optimal temperature during regular use. For users with basic systems, it offers adequate cooling without excessive noise or heat buildup, making it a reliable choice for everyday computing tasks.
However, in warmer environments or under heavy load, some users reported that additional cooling might be necessary to maintain efficiency. The built-in air cooling system, while adequate for most situations, may not be enough for systems that are pushed hard during extended gaming or demanding workloads.
Size & Weight
90%
The compact size and lightweight design of this power supply make it an ideal choice for tight builds or smaller cases. Users particularly appreciate how easy it is to fit into various setups, with its small form factor allowing for better airflow and easy handling during installation.
While the compact design is beneficial for smaller systems, users with larger cases may find it a bit too small for optimal cable management. Some felt that the size could limit its flexibility in more customized, expansive setups where space for cables or additional components might be needed.
Build Quality
87%
The build quality of this power supply is generally regarded as solid, with many users highlighting its sturdy construction and long-lasting design. The materials feel durable, and the device is built to withstand regular use, offering good value for its price point.
A few users pointed out that the fan could be louder than expected, particularly under load. Additionally, while the overall build is solid, a small subset of users mentioned occasional defects in the components, though these appear to be isolated incidents.
Suitability for Gaming
60%
40%
While it performs well for lower-end gaming or casual gaming use, it can support systems with less demanding graphics cards and processors. It is a decent choice for those who want to dabble in gaming without spending too much on a high-performance PSU.
For more serious gaming or high-performance PCs, this power supply simply doesn’t provide enough power. Users who pushed their systems with more demanding components experienced issues with stability and power shortages, highlighting its limitations for gaming-oriented builds.
Durability Over Time
89%
Users generally report that this power supply holds up well over time, providing consistent performance without noticeable degradation. It’s an excellent option for budget-friendly systems that don’t require constant upgrades or high-intensity workloads.
That being said, some buyers mentioned that after prolonged use in hotter environments, the efficiency might drop, and occasional failures in power delivery could occur. While it remains a reliable option for basic systems, it may not stand the test of time in more demanding conditions.
Power Output
80%
20%
For most basic and mid-tier desktop builds, the 240W power output is sufficient, offering stable performance for everyday tasks. Users appreciate that this power supply is a cost-effective solution for those who don’t need more power than what it provides for regular computing activities.
However, users with more powerful components found the 240W output insufficient for more demanding systems. Those looking to upgrade their systems with power-hungry parts, like high-end graphics cards, may find the power output limiting and will need to consider a higher-wattage PSU.
Noise Level
82%
18%
Many users mention that this power supply operates quietly during normal use, with minimal noise even under load. It’s a good option for users who are sensitive to noise or work in quiet environments, as the air-cooled fan doesn’t produce significant sound during operation.
However, under heavy load, some users report that the fan can become noticeably louder. While not a major issue, users with noise sensitivity or those building in quiet spaces may find this a minor inconvenience.

Suitable for:

The Dell 240W ATX Power Supply Unit is ideal for users who are assembling budget or mid-tier desktop computers. It is well-suited for those needing a compact and reliable power supply for basic computing tasks such as web browsing, office work, or light multimedia use. DIY PC builders and home office users will appreciate the easy installation process and space-saving design, especially in smaller ATX-compatible cases. With its lightweight build and air-cooled efficiency, this power supply is also a good fit for anyone looking for a dependable power source without the need for a high-wattage solution, such as students with limited budgets or small business owners setting up basic workstations.

Not suitable for:

This power supply is not ideal for users looking to build high-performance systems or gaming rigs. While it offers stable power for lower-end setups, the 240W output may be insufficient for power-hungry components like high-end graphics cards or multiple drives. Gamers or professionals requiring more robust processing capabilities will find this power supply underpowered for their needs. Additionally, users in environments with high heat may struggle with its air-cooled design, as some have noted that additional cooling may be necessary in such situations. Anyone intending to upgrade their system with more demanding parts should look for a higher-wattage solution.

Specifications

  • Wattage: Provides 240W of total power output for stable performance in basic and mid-tier computer systems.
  • Form Factor: Designed in the standard ATX form factor, ensuring compatibility with most ATX-compatible cases.
  • Cooling Method: Uses air cooling to maintain optimal temperature, suitable for standard desktop applications.
  • Dimensions: Measures 13 x 6 x 4 inches, making it compact and space-efficient for installation in tight spaces.
  • Weight: Weighs only 8.8 ounces, offering a lightweight design for easy handling and installation.
  • Connector Type: Equipped with an ATX connector type, ensuring seamless integration with standard computer components.
  • Current Rating: Rated for a maximum of 4 amps of current, suitable for powering lower to mid-tier systems.
  • Compatibility: Compatible with most personal computers and ideal for basic desktop systems and home office setups.
  • Voltage: Supports standard voltages for typical desktop setups, offering 110V or 220V operation depending on region.
  • Power Supply Type: A reliable air-cooled power supply unit designed for consistent, long-term operation in standard desktop builds.
  • Cooling Fans: Uses air-cooled methods with internal fans to help regulate temperature during operation.
  • Model Numbers: Identified by model numbers AC240AS-00 and L240AS-00 for easier identification and compatibility checking.
  • Use Case: Best suited for users assembling budget or mid-tier desktop computers, ideal for home offices or small business environments.
  • Connector Cables: Includes all necessary power connectors for standard ATX motherboards and basic system configurations.
  • Reliability: Known for its consistent and reliable power output, ensuring stable performance over time in lower-power systems.
  • Efficiency: Efficient power delivery for everyday computing needs, though not suitable for high-performance gaming or workstation setups.
  • Best Seller Rank: Ranked #278 in Computer Power Supplies, reflecting its popularity and demand in the product category.
  • First Availability: Initially available on May 9, 2013, indicating a well-established product with years of user feedback.

FAQ

The Dell 240W ATX Power Supply Unit provides a total output of 240 watts, which is ideal for everyday computing tasks and basic desktop setups.

Yes, this power supply unit is designed with the standard ATX form factor, making it compatible with most ATX-compatible computer cases.

Installation is straightforward due to its compact size (13 x 6 x 4 inches) and lightweight design. Simply mount it in an ATX case and connect the cables to your motherboard and components. No special tools are required.

This power supply unit is more suitable for basic to mid-tier setups. For gaming or high-performance rigs that require more power, it may be underpowered. It's best to consider higher wattage units for gaming builds.

The Dell 240W ATX Power Supply Unit uses air cooling to maintain an optimal temperature. This method works well for most standard desktop systems, but in hotter environments, additional cooling may be recommended.

This power supply unit weighs just 8.8 ounces, making it lightweight and easy to handle during installation.

Yes, this power supply unit is well-suited for home office setups or small business computers that don't require high-performance components. It offers reliable power for basic tasks like document editing and web browsing.

If the power supply unit gets too hot, you may need to improve ventilation in your system or add additional cooling. Consider ensuring that the case has adequate airflow or placing the computer in a cooler environment.

The Dell 240W PSU is generally reliable, with users reporting stable and consistent power output over time. It is built with solid materials, but it is designed for lower-power systems, so it may not handle more demanding setups.

The 240W output may not provide enough power for future system upgrades, especially if you plan to add more power-hungry components. It's best suited for budget and mid-range builds, but could be limiting for higher-end setups.